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| Brand | OK |
|---|---|
| Model | OK-TH-80 to OK-TH-1000 |
| Type | Benchtop Environmental Test Chamber |
| Temperature Range | -70 °C to +150 °C (selectable configurations A–D) |
| Humidity Range | 20–98 %RH (optional: 5–98 %RH) |
| Temp. Uniformity | ±0.5 °C |
| Humidity Uniformity | ±2.5 %RH |
| Temp. Stability | ±2 °C |
| Humidity Stability | +2 to +3 %RH |
| Resolution | 0.1 °C / 0.1 %RH |
| Ramp Rate | Heating ~4.0 °C/min |
| Internal Volume | 80–1000 L |
| Construction | Interior & Exterior – SUS#304 Stainless Steel |
| Viewing Window | Multi-layer tempered glass with conductive ITO film |
| Port | One 50 mm diameter test port (left side) |
| Refrigeration | Hermetic low-noise dual-stage compressor system |
| Refrigerant | R404A/R23 (environmentally compliant) |
| Controller | Full-color LCD touchscreen, bilingual (English/Chinese) interface |
| Power Supply | AC 380 V ±5 %, 50 Hz ±0.5 Hz, 3-phase 5-wire |
| Compliance | MIL-STD-810G (via GJB150.3/4), IEC 60068-2-1 (Cold), -2-2 (Dry Heat), -2-30 (Cyclic Damp Heat), GB/T 2423.1–4 |
| Brand | OK |
|---|---|
| Origin | Imported |
| Manufacturer Type | Authorized Distributor |
| Price | USD 5,200 (FOB) |
| Internal Dimensions (W×D×H) | 50×50×40 cm / 50×75×60 cm / 80×80×80 cm / 100×100×100 cm |
| External Dimensions | 100×170×90 cm / 110×190×100 cm / 140×190×130 cm / 165×210×150 cm |
| Temperature Range | 0–150°C (chamber), 40–85°C (black panel) |
| Humidity Range | 20–75% RH (light cycle), 20–98% RH (dark cycle) |
| Temperature Uniformity | ±2.0°C |
| Humidity Uniformity | ±3.0% RH |
| Temperature Control Accuracy | ±0.5°C |
| Humidity Control Accuracy | ±2.0% RH |
| Irradiance | 550 W/m² ±10% (300–800 nm) or 1000 W/m² ±10% (300–1200 nm) |
| Xenon Lamp Power | 1.8 kW / 2.5 kW / 6 kW |
| Lamp Life | ~1,500 hours |
| Spray Cycle | 1–999 min (intermittent or continuous) |
| Spray Pressure | 70–127 kPa |
| Sample Mounting | Dual-layer flat mesh rack or 500 mm diameter rotating turntable (0–3 rpm) |
| Inner Chamber Material | SUS304 stainless steel |
| Outer Chamber Material | SUS304 stainless steel or powder-coated steel |
| Power Supply | AC 380 V ±5%, 50 Hz ±0.5 Hz |
| Brand | OK |
|---|---|
| Origin | Imported |
| Manufacturer Type | Authorized Distributor |
| Price | USD 14,000–22,000 (FOB, varies by configuration) |
| Internal Dimensions (W×H×D) | 50×75×60 cm to 100×100×100 cm |
| Temperature Range | −70 °C to +150 °C |
| Humidity Range | 20–98% RH (optional: 5–98% RH) |
| Rapid Thermal Transition Range | −45 °C to +85 °C or −20 °C to +85 °C |
| Ramp Rates | 5–25 °C/min (user-selectable) |
| Temperature Uniformity | ±2 °C |
| Temperature Stability | ±0.5 °C |
| Humidity Uniformity | ±3.0% RH (at ≥75% RH) |
| Humidity Stability | ±2.5% RH |
| Construction Material | SUS#304 Stainless Steel |
| Refrigeration System | Hermetic dual-stage compressor with eco-friendly refrigerants R404A/R23 |
| Controller | Touchscreen LCD with bilingual (English/Chinese) interface |
| Power Supply | AC 380 V ±5%, 50 Hz ±0.5 Hz, 3-phase 5-wire |
| Brand | OK |
|---|---|
| Origin | Imported |
| Manufacturer Type | Authorized Distributor |
| Temperature Range | RT+10°C to 200°C / 300°C |
| Temperature Uniformity | ±2°C |
| Temperature Fluctuation | ±0.5°C |
| Air Exchange Rate | 2–100 cycles/hour |
| Adjustable Air Exchange Time | 1 min – 99 h |
| Internal Chamber Dimensions (L×W×H, mm) | 450×450×500 to 800×1000×1000 |
| Power Consumption | 4.0–9.0 kW |
| Rotating Turntable Diameter | Φ250–Φ700 mm |
| Compliance | ASTM D5423-09 (Type II), ASTM D5374-93 (2005), UL 1581, GB, VDE, JIS, IEC |
| Brand | OK |
|---|---|
| Origin | Imported |
| Manufacturer Type | Authorized Distributor |
| Temperature Range | -70°C to +150°C (configurable models A–D) |
| Humidity Range | 20–98% RH (optional 5–98% RH) |
| Temperature Uniformity | ±0.5°C |
| Humidity Uniformity | ±2.5% RH |
| Temperature Fluctuation | ±2°C |
| Humidity Fluctuation | +2–3% RH |
| Resolution | 0.1°C / 0.1% RH |
| Heating Rate | ~4.0°C/min |
| Cooling Rate | ~1.0°C/min |
| Internal Dimensions (W×H×D, cm) | 40×50×40 to 100×100×100 |
| External Dimensions (W×H×D, cm) | 100×165×100 to 180×200×180 |
| Viewing Window | Multi-layer tempered glass with conductive film |
| Port | One 50 mm diameter test port (left side) |
| Construction | Interior and exterior chambers in SUS#304 stainless steel |
| Refrigeration System | Hermetic low-noise dual-stage compressor with R404A/R23 eco-friendly refrigerant |
| Control System | Full-color touchscreen controller with English/Chinese language toggle |
| Power Supply | AC 380 V ±5%, 50 Hz ±0.5 Hz, 3-phase 5-wire |
| Compliance | MIL-STD-810G (Method 501.6, 502.6), IEC 60068-2-1 (Cold), IEC 60068-2-2 (Dry Heat), IEC 60068-2-30 (Cyclic Damp Heat), GB/T 2423.1–2001, GB/T 2423.2–2001, GB/T 2423.4–1993, GJB 150.3–1986, GJB 150.4–1986 |
| Brand | OK |
|---|---|
| Model | OK-YT-49 / OK-YT-80 / OK-YT-150 / OK-YT-225 |
| Temperature Range (Hot Zone) | RT to +200 °C |
| Temperature Range (Cold Zone) | RT to −70 °C |
| Test Zone Temperature Range | Hot Shock: +60 °C to +150 °C |
| Cold Shock | 0 °C to −45 °C / −55 °C / −65 °C |
| Temperature Uniformity | ±2.0 °C |
| Temperature Control Accuracy | ±0.5 °C |
| Soak Time (Hot Zone) | ~30 min (RT → +150 °C) |
| Soak Time (Cold Zone) | ~85 min (RT → −70 °C) |
| Recovery Time | <5 min |
| Internal Dimensions (W×H×D, cm) | 40×35×30 / 50×40×40 / 60×50×50 / 70×60×60 |
| External Dimensions (W×H×D, cm) | 145×180×140 / 150×185×145 / 185×150×250 / 190×170×270 |
| Refrigeration System | Dual-stage cryogenic system with hermetic or semi-hermetic compressors |
| Chamber Material | Interior – mirror-finish SUS#304 stainless steel |
| Insulation | High-density fire-retardant PU foam |
| Power Supply | AC 380 V ±5%, 50 Hz ±0.5 Hz, 3-phase 5-wire |
| Interface | LAN-enabled controller with remote monitoring capability |
| Compliance | GB/T 2423.1, GB/T 2423.2, GB/T 2423.22, GJB 150.5, GJB 360.7, GJB 367.2–405 |
| Brand | OK |
|---|---|
| Origin | Imported |
| Manufacturer Type | Authorized Distributor |
| Price | USD 2,650 (FOB) |
| Internal Dimensions (W×H×D, cm) | 40×50×40 to 100×100×100 |
| External Dimensions (W×H×D, cm) | 100×165×100 to 180×200×180 |
| Temperature Range | -70 °C to +150 °C (configurable models A–D) |
| Humidity Range | 20–98 %RH (optional 5–98 %RH) |
| Temperature Uniformity | ±0.5 °C |
| Humidity Uniformity | ±2.5 %RH |
| Temperature Fluctuation | ±2 °C |
| Humidity Fluctuation | +2–3 %RH |
| Resolution | 0.1 °C / 0.1 %RH |
| Heating Rate | ~4.0 °C/min |
| Cooling Rate | ~1.0 °C/min |
| Refrigerant | R404A/R23 (environmentally compliant) |
| Construction Material | SUS#304 stainless steel (inner & outer chamber) |
| Viewing Window | Multi-layer tempered glass with conductive ITO film |
| Port | One 50 mm diameter test port (left side) |
| Safety System | Real-time fault detection, automatic power cutoff, visual alarm on controller |
| Brand | OK |
|---|---|
| Origin | China (Manufactured in Huzhou) |
| Manufacturer Type | OEM/ODM Manufacturer |
| Compliance | GB/T 2423, GJB 150, GB 10589, GB 11158, GB 10592 |
| Temperature Range | −70 °C to +150 °C |
| Humidity Range | 20–98 %RH (optional: 5–98 %RH) |
| Rapid TC Range Options | −45 °C to +85 °C or −20 °C to +85 °C |
| Ramp Rates | 5–25 °C/min (user-selectable) |
| Temp. Uniformity | ±2 °C |
| Humidity Uniformity | ±3.0 %RH (at ≥75 %RH) |
| Temp. Stability | ±0.5 °C |
| Humidity Stability | ±2.5 %RH |
| Interior Material | SUS#304 Stainless Steel |
| Refrigeration System | Hermetic Dual-Stage Compressor (R404A/R23) |
| Controller | Touchscreen LCD with English/Chinese UI |
| Power Supply | AC 380 V ±5 %, 50 Hz ±0.5 Hz, 3-phase 5-wire |
| Brand | OK |
|---|---|
| Origin | China |
| Manufacturer Type | Authorized Distributor |
| Origin Category | Domestic (China-manufactured) |
| Price | USD 14,000 (approx.) |
| Temperature Range | −70 °C to +150 °C |
| Humidity Range | 20–98% RH (optional: 5–98% RH or 10–98% RH) |
| Rapid Thermal Ramp Rates | 5–25 °C/min (selectable) |
| Temperature Uniformity | ±2 °C |
| Temperature Stability | ±0.5 °C |
| Humidity Uniformity | ±3.0% RH (at ≥75% RH) |
| Humidity Stability | ±2.5% RH |
| Interior Material | SUS#304 Stainless Steel |
| Refrigeration System | Hermetic Dual-Stage Compressor with Eco-Friendly Refrigerants (R404A/R23) |
| Controller | Touchscreen LCD with English/Chinese Interface |
| Power Supply | AC 380 V ±5%, 50 Hz ±0.5 Hz, 3-Phase 5-Wire |
| Brand | OK |
|---|---|
| Origin | Imported |
| Manufacturer Type | Authorized Distributor |
| Price | USD 2,650 (FOB) |
| Internal Dimensions (W×H×D, cm) | 40×50×40 to 100×100×100 |
| External Dimensions (W×H×D, cm) | 100×165×100 to 180×200×180 |
| Temperature Range | -70 °C to +150 °C (selectable sub-ranges A–D) |
| Humidity Range | 20–98 %RH (optional 5–98 %RH) |
| Temperature Uniformity | ±0.5 °C |
| Humidity Uniformity | ±2.5 %RH |
| Temperature Fluctuation | ±2 °C |
| Humidity Fluctuation | +2–3 %RH |
| Resolution | 0.1 °C / 0.1 %RH |
| Heating Rate | ~4.0 °C/min |
| Cooling Rate | ~1.0 °C/min |
| Refrigerant | R404A/R23 (environmentally compliant) |
| Construction Material | SUS#304 stainless steel (inner & outer chamber) |
| Control System | Full-color touchscreen controller with English/Chinese language toggle |
| Observation Window | Multi-layer laminated tempered glass with conductive ITO film |
| Test Port | One 50 mm diameter port (left side) |
| Safety Features | Real-time fault detection, automatic power cutoff, over-temperature/humidity protection, compressor overload protection |
| Brand | OK |
|---|---|
| Origin | Imported |
| Manufacturer Type | Authorized Distributor |
| Price Range | USD 2,600–12,500 (varies by model) |
| Temperature Range | RT+10°C to 200°C or 300°C |
| Temperature Uniformity | ±2°C |
| Temperature Stability | ±0.5°C |
| Air Exchange Rate | 2–100 cycles/hour |
| Adjustable Air Exchange Interval | 1 min–99 h |
| Internal Chamber Dimensions (W×D×H, mm) | 450×450×500 to 800×1000×1000 |
| Power Consumption | 4.0–9.0 kW |
| Controller | PID + SSR Microprocessor-Based Digital Controller |
| Timer Range | 1–9999 min |
| Rotating Turntable Diameter | Φ250–Φ700 mm |
| Safety Protections | Over-temperature, over-current, motor overheat, leakage, and short-circuit protection |
| Brand | OK |
|---|---|
| Model Range | OK-ZTH-80L to OK-ZTH-1000L |
| Temperature Range | −20 °C to +150 °C / −40 °C to +150 °C / −50 °C to +150 °C / −60 °C to +150 °C / −70 °C to +150 °C / −85 °C to +150 °C |
| Temperature Uniformity | ±1.5 °C |
| Temperature Stability | ±0.5 °C |
| Heating Rate (20 °C → 150 °C) | ≤45 min (non-linear, unloaded) |
| Cooling Rate (20 °C → −20 °C) | ≤45 min |
| (20 °C → −85 °C) | ≤100 min |
| Refrigerant | R404A/R23 (zero-ozone-depletion HFC blend) |
| Noise Level | ≤65 dB(A) |
| Control Interface | 5.7″ color LCD, 320×240 resolution, bilingual (EN/CN), 100 programs × 1000 segments, up to 999 cycles per segment |
| Compliance | GB/T 10589, GB/T 10592, GB/T 2423.4, GB/T 2423.34, MIL-STD-810 Method 507.2 |
| Brand | OK |
|---|---|
| Origin | Imported |
| Manufacturer Type | Authorized Distributor |
| Price | USD 11,200 (approx.) |
| Internal Dimensions (W×H×D, cm) | 40×50×40 to 100×100×100 |
| External Dimensions (W×H×D, cm) | 100×165×100 to 180×200×180 |
| Temperature Range | -70 °C to +150 °C (configurable models) |
| Humidity Range | 20–98 %RH (optional: 5–98 %RH) |
| Temperature Uniformity | ±0.5 °C |
| Humidity Uniformity | ±2.5 %RH |
| Temperature Fluctuation | ±2 °C |
| Humidity Fluctuation | +2–3 %RH |
| Resolution | 0.1 °C / 0.1 %RH |
| Ramp Rate | Heating ~4.0 °C/min |
| Refrigeration System | Hermetic low-noise dual-stage compressor with R404A/R23 eco-friendly refrigerants |
| Control Interface | Full-color LCD touch screen controller with bilingual (English/Chinese) UI |
| Construction Material | SUS#304 stainless steel interior and exterior |
| Viewing Window | Multi-layer tempered glass with embedded conductive film for anti-fog observation |
| Test Port | One Ø50 mm port on left side |
| Standard Accessories | Two-tier stainless steel shelves, four casters with leveling feet |
| Power Supply | AC 380 V ±5 %, 50 Hz ±0.5 Hz, 3-phase 5-wire |
| Brand | OK |
|---|---|
| Origin | China (Wenzhou) |
| Manufacturer Type | Authorized Distributor |
| Compliance | GB/T 2423.1, GB/T 2423.2, GB/T 2423.22, GJB 150.3–150.5, GB 10589, GB 11158, GB 10592 |
| Temperature Range | −70 °C to +150 °C |
| Humidity Range | 20–98% RH (optional: 5–98% RH) |
| Rapid Temperature Transition Range | −45 °C to +85 °C or −20 °C to +85 °C |
| Ramp Rates | 5–25 °C/min (user-selectable) |
| Temperature Uniformity | ±2 °C |
| Temperature Stability | ±0.5 °C |
| Humidity Uniformity | ±3.0% RH (at ≥75% RH) |
| Humidity Stability | ±2.5% RH |
| Interior Material | SUS#304 Stainless Steel |
| Refrigeration System | Hermetic Dual-Stage Compressor (R404A/R23) |
| Controller | Touchscreen LCD with English/Chinese Interface |
| Power Supply | AC 380 V ±5%, 50 Hz ±0.5 Hz, 3-phase 5-wire |
| Brand | OK |
|---|---|
| Model | OK-HQ-100 / OK-HQ-150 / OK-HQ-225 / OK-HQ-500 / OK-HQ-800 |
| Temperature Range | RT+10°C to 200°C or 300°C |
| Temperature Uniformity | ±2°C |
| Temperature Fluctuation | ±0.5°C |
| Air Exchange Rate | 2–100 cycles/hour |
| Adjustable Air Exchange Interval | 1 min – 99 h |
| Internal Chamber Dimensions (W×D×H, mm) | 450×450×500 to 800×1000×1000 |
| External Dimensions (W×D×H, mm) | 1100×830×1600 to 1450×1400×2100 |
| Power Rating | 4.0–9.0 kW |
| Turntable Diameter | Φ250–Φ700 mm |
| Controller | LED digital PID microcomputer controller with timer (1–9999 min) |
| Compliance | ASTM D5423-09 (Type II), ASTM D5374-93(2005), UL 1581, GB, VDE, JIS, IEC |
| Brand | OK |
|---|---|
| Origin | China |
| Manufacturer Type | Authorized Distributor |
| Import Status | Domestic Production with International Compliance Design |
| Price | USD 14,000 (FOB China) |
| Internal Dimensions (W×H×D) | 50×75×60 cm to 100×100×100 cm |
| Temperature Range | −70 °C to +150 °C |
| Humidity Range | 20–98 %RH (optional: 5–98 %RH) |
| Rapid TC Range | −45 °C to +85 °C or −20 °C to +85 °C |
| Ramp Rates | 5–25 °C/min (user-selectable) |
| Temp. Uniformity | ±2 °C |
| Humidity Uniformity | ±3.0 %RH (≥75 %RH) |
| Temp. Stability | ±0.5 °C |
| Humidity Stability | ±2.5 %RH |
| Construction Material | SUS304 Stainless Steel |
| Refrigeration System | Hermetic Dual-Stage Compressor with R404A/R23 Eco-Friendly Refrigerants |
| Controller | Touchscreen LCD with English/Chinese Interface |
| Power Supply | AC 380 V ±5 %, 50 Hz ±0.5 Hz, 3-Phase 5-Wire |
| Brand | OK |
|---|---|
| Origin | Imported |
| Manufacturer Type | Authorized Distributor |
| Temperature Range | A: 0–150°C |
| B | −20–150°C |
| C | −40–150°C |
| D | −70–150°C |
| Humidity Range | 20–98% RH (optional: 5–98% RH or 10–98% RH) |
| Temperature Uniformity | ±0.5°C |
| Humidity Uniformity | ±2.5% RH |
| Temperature Fluctuation | ±2°C |
| Humidity Fluctuation | +2–3% RH |
| Resolution | 0.1°C / 0.1% RH |
| Heating Rate | ~4.0°C/min |
| Cooling Rate | ~1.0°C/min |
| Internal Dimensions (W×H×D, cm) | 40×50×40 to 100×100×100 |
| External Dimensions (W×H×D, cm) | 100×165×100 to 180×200×180 |
| Construction Material | SUS#304 Stainless Steel |
| Refrigeration System | Fully Enclosed Low-Noise Dual-Temperature Compressor with Eco-Friendly Refrigerants (R404A/R23) |
| Controller | LCD Touchscreen Interface with English/Chinese Language Switching |
| Standard Accessories | One Φ50 mm Cable Port, Two Adjustable SUS#304 Shelves, Four Casters + Four Leveling Feet |
| Power Supply | AC 380 V ±5%, 50 Hz ±0.5 Hz, 3-Phase 5-Wire, 2.5 m Cable |
| Compliance | MIL-STD-810G (GJB150.3/4), IEC 60068-2-1 (Cold), IEC 60068-2-2 (Dry Heat), IEC 60068-2-78 (Steady-State Damp Heat), IEC 60068-2-30 (Cyclic Damp Heat), GB/T 2423.1–2001, GB/T 2423.2–2001, GB/T 2423.4–1993 |
| Brand | OK |
|---|---|
| Origin | Imported |
| Manufacturer Type | Authorized Distributor |
| Temperature Range | RT+10°C to 200°C / 300°C |
| Temperature Uniformity | ±2°C |
| Temperature Fluctuation | ±0.5°C |
| Air Exchange Rate | 2–100 cycles/hour (measurable & adjustable at 80°C) |
| Exchange Time Setting Range | 1 min – 99 h |
| Power Rating | 4.0–9.0 kW (model-dependent) |
| Internal Dimensions (L×W×H, mm) | 450×450×500 to 800×1000×1000 |
| Rotating Turntable Diameter | Φ250–Φ700 mm |
| Compliance | ASTM D5423-09 (Type II), ASTM D5374-05, UL 1581, IEC 60811, JIS K7212, GB/T 2951, VDE 0472 |
| Brand | OK |
|---|---|
| Origin | Imported |
| Manufacturer Type | Authorized Distributor |
| Temperature Range | RT+10°C to 200°C / 300°C |
| Temperature Uniformity | ±2°C |
| Temperature Stability (Fluctuation) | ±0.5°C |
| Air Exchange Rate | 2–100 cycles/hour |
| Adjustable Air Exchange Time | 1 min – 99 h |
| Internal Chamber Dimensions (L×W×H, mm) | 450×450×500 to 800×1000×1000 |
| Power Consumption | 4.0–9.0 kW |
| Controller | LED Digital PID + SSR Microcomputer Controller |
| Temp. Set/Display Resolution | 0.1°C |
| Timer Range | 1–9999 min |
| Rotating Turntable Diameter | Φ250–Φ700 mm |
| Safety Protections | Over-temperature, leakage current, short-circuit, motor overheat, over-current |
| Compliance | ASTM D5423-09 (Type II), ASTM D5374-93(2005), UL 1581, GB, VDE, JIS, IEC |
| Brand | OK |
|---|---|
| Origin | Imported |
| Manufacturer Type | Authorized Distributor |
| Temperature Range | -70°C to +150°C (configurable models A–D) |
| Humidity Range | 20–98% RH (optional 5–98% RH) |
| Temperature Uniformity | ±0.5°C |
| Humidity Uniformity | ±2.5% RH |
| Temperature Fluctuation | ±2°C |
| Humidity Fluctuation | +2–3% RH |
| Resolution | 0.1°C / 0.1% RH |
| Heating Rate | ~4.0°C/min |
| Cooling Rate | ~1.0°C/min |
| Internal Dimensions (W×H×D, cm) | 40×50×40 to 100×100×100 |
| External Dimensions (W×H×D, cm) | 100×165×100 to 180×200×180 |
| Viewing Window | Multi-layer tempered glass with conductive ITO film |
| Port | One 50 mm diameter test port (left side) |
| Construction | Interior & exterior SUS#304 stainless steel |
| Refrigeration System | Fully sealed, low-noise dual-stage compressor with R404A/R23 eco-refrigerant |
| Power Supply | AC 380 V ±5%, 50 Hz ±0.5 Hz, 3-phase 5-wire |
| Brand | OK |
|---|---|
| Origin | Imported |
| Manufacturer Type | Authorized Distributor |
| Temperature Range | A: 0–150 °C |
| B | −20–150 °C |
| C | −40–150 °C |
| D | −70–150 °C |
| Humidity Range | 20–98 %RH (optional: 5–98 %RH or 10–98 %RH) |
| Temperature Uniformity | ±0.5 °C |
| Humidity Uniformity | ±2.5 %RH |
| Temperature Fluctuation | ±2 °C |
| Humidity Fluctuation | +2–3 %RH |
| Resolution | 0.1 °C / 0.1 %RH |
| Heating Rate | ~4.0 °C/min |
| Cooling Rate | ~1.0 °C/min |
| Internal Dimensions (W×H×D, cm) | 40×50×40 to 100×100×100 |
| External Dimensions (W×H×D, cm) | 100×165×100 to 180×200×180 |
| Refrigeration System | Hermetically sealed, low-noise, dual-stage compressor with eco-friendly refrigerants R404A/R23 |
| Controller | LCD touch-screen interface with English/Chinese language toggle |
| Construction Material | SUS#304 stainless steel |
| Power Supply | AC 380 V ±5 %, 50 Hz ±0.5 Hz, 3-phase 5-wire |
| Standard Compliance | MIL-STD-810G (Method 501.6, 502.6), IEC 60068-2-1 (Cold), IEC 60068-2-2 (Dry Heat), IEC 60068-2-78 (Steady-State Damp Heat), IEC 60068-2-30 (Cyclic Damp Heat), GB/T 2423.1–2001, GB/T 2423.2–2001, GB/T 2423.4–2012 |
| Brand | OK |
|---|---|
| Model | OK-YT-49 / OK-YT-80 / OK-YT-150 / OK-YT-225 |
| Temperature Range (Hot Zone) | RT to +200 °C |
| Temperature Range (Cold Zone) | RT to −70 °C |
| Test Zone Temperature Range | Hot Shock: +60 °C to +150 °C |
| Cold Shock | 0 °C to −45 °C / −55 °C / −65 °C (configurable) |
| Temperature Uniformity | ±2.0 °C |
| Temperature Control Accuracy | ±0.5 °C |
| Recovery Time | <5 min |
| Preheat Time (RT → 150 °C) | ~30 min |
| Precool Time (RT → −70 °C) | ~85 min |
| Internal Dimensions (W×H×D, cm) | 40×35×30 to 70×60×60 |
| External Dimensions (W×H×D, cm) | 145×180×140 to 190×170×270 |
| Construction | Interior – Mirror-finish SUS#304 stainless steel |
| Insulation | High-density fire-retardant PU foam |
| Refrigeration System | Hermetic or semi-hermetic compressors |
| Interface | LAN-enabled microprocessor controller with color LCD touchscreen |
| Compliance | GB/T 2423.1, GB/T 2423.2, GB/T 2423.22, GJB 150.5, GJB 360.7, GJB 367.2 |
| Brand | OK |
|---|---|
| Origin | Imported |
| Manufacturer Type | Authorized Distributor |
| Temperature Range | -70°C to +150°C (selectable models: 0°C, -20°C, -40°C, or -70°C lower limit) |
| Humidity Range | 20–98% RH (optional: 5–98% RH or 10–98% RH) |
| Temperature Uniformity | ±0.5°C |
| Humidity Uniformity | ±2.5% RH |
| Temperature Fluctuation | ±2.0°C |
| Humidity Fluctuation | +2–3% RH |
| Resolution | 0.1°C / 0.1% RH |
| Ramp Rate | Heating ~4.0°C/min |
| Internal Dimensions (W×H×D, cm) | 40×50×40 to 100×100×100 |
| External Dimensions (W×H×D, cm) | 100×165×100 to 180×200×180 |
| Power Supply | AC 380 V ±5%, 50 Hz ±0.5 Hz, 3-phase 5-wire |
| Refrigeration System | Dual-stage hermetic compressors (R404A/R23), low-noise design |
| Construction | Interior & exterior SUS#304 stainless steel |
| Viewing Window | Multi-layer tempered glass with conductive ITO film for anti-fog observation |
| Port | One 50 mm diameter test port on left side |
| Safety | Real-time fault detection, automatic power cutoff, over-temperature/over-humidity/humidity sensor failure alarms |
| Brand | OK |
|---|---|
| Origin | Imported |
| Manufacturer Type | Authorized Distributor |
| Price | USD 2,650 (FOB) |
| Internal Dimensions (W×H×D, cm) | 40×50×40 to 100×100×100 |
| External Dimensions (W×H×D, cm) | 100×165×100 to 180×200×180 |
| Temperature Range | -70 °C to +150 °C (configurable models A–D) |
| Humidity Range | 20–98 %RH (optional 5–98 %RH) |
| Temperature Uniformity | ±0.5 °C |
| Humidity Uniformity | ±2.5 %RH |
| Temperature Fluctuation | ±2 °C |
| Humidity Fluctuation | +2–3 %RH |
| Resolution | 0.1 °C / 0.1 %RH |
| Ramp Rate | ~4.0 °C/min (heat-up), ~1.0 °C/min (cool-down) |
| Refrigeration System | Hermetic low-noise dual-stage compressor with eco-friendly refrigerants R404A/R23 |
| Control Interface | Color LCD touchscreen controller with bilingual (EN/CN) UI |
| Construction Material | SUS#304 stainless steel (inner & outer chamber) |
| Viewing Window | Multi-layer tempered glass with conductive ITO film |
| Port | One 50 mm diameter test port (left side) |
| Accessories | Two-tier SUS#304 shelves, four casters + four leveling feet |
| Power Supply | AC 380 V ±5 %, 50 Hz ±0.5 Hz, 3-phase 5-wire, 2.5 m cable |
| Brand | OK |
|---|---|
| Origin | Imported |
| Manufacturer Type | Authorized Distributor |
| Temperature Range | RT+10°C to 200°C / 300°C |
| Temperature Uniformity | ±2°C |
| Temperature Fluctuation | ±0.5°C |
| Air Exchange Rate | 2–100 cycles/hour |
| Adjustable Exchange Interval | 1 min – 99 h |
| Internal Dimensions (L×W×H, mm) | 450×450×500 to 800×1000×1000 |
| Power Rating | 4.0–9.0 kW |
| Controller | PID + SSR Microcomputer Digital Controller (0.1°C Setting & Display Resolution) |
| Timer Range | 1–9999 min |
| Rotating Turntable Diameter | Φ250–Φ700 mm |
| Test Port | Ø50 mm (left side) |
| Compliance | ASTM D5423-09 (Type II), ASTM D5374-93(2005), UL 1581, GB/T 2423.2, IEC 60068-2-2, JIS C 0068, VDE 0470 |
| Brand | OK |
|---|---|
| Temperature Range | -20°C to 150°C / -40°C to 150°C / -60°C to 150°C |
| Temperature Uniformity | ≤ ±2°C |
| Temperature Stability | ±0.5°C |
| Temperature Deviation | ≤ ±2°C |
| Ramp Rate | 0.7–1.0°C/min |
| Sinusoidal Force Capacity | 2.94 kN (300 kgf) |
| Frequency Range | 5–500 Hz |
| Maximum Acceleration | 100 g (980 m/s²) |
| Maximum Velocity | 1.1 m/s |
| Maximum Displacement | 25 mm p-p |
| Payload Capacity | 120 kg |
| Table Diameter | 150 mm |
| Vibration Axis | Vertical (Z-axis) |
| Test Duration Range | 0–9999 h |
| Power Supply | AC 380 V, 50 Hz |
| Internal Chamber Dimensions (OK-ZTH-225) | 500 × 600 × 750 mm (D×W×H) |
| Internal Chamber Dimensions (OK-ZTH-500) | 700 × 800 × 900 mm |
| Internal Chamber Dimensions (OK-ZTH-800) | 800 × 1000 × 1000 mm |
| Brand | OK |
|---|---|
| Origin | Imported |
| Manufacturer Type | Authorized Distributor |
| Temperature Range | -70°C to +150°C (configurable models A–D) |
| Humidity Range | 20–98% RH (optional 5–98% RH) |
| Internal Dimensions (W×H×D, cm) | 40×50×40 to 100×100×100 |
| External Dimensions (W×H×D, cm) | 100×165×100 to 180×200×180 |
| Temperature Uniformity | ±0.5°C |
| Humidity Uniformity | ±2.5% RH |
| Temperature Fluctuation | ±2°C |
| Humidity Fluctuation | +2–3% RH |
| Resolution | 0.1°C / 0.1% RH |
| Ramp Rate | Heating ~4.0°C/min |
| Refrigerant | R404A/R23 (environmentally compliant) |
| Power Supply | AC 380 V ±5%, 50 Hz ±0.5 Hz, 3-phase 5-wire |
| Port | One 50 mm diameter test port (left side) |
| Construction | Interior & exterior chamber walls — SUS#304 stainless steel |
| Viewing Window | Multi-layer tempered glass with integrated conductive heating film |
| Controller | Full-color LCD touch screen, bilingual (English/Chinese) interface |
| Safety Features | Real-time fault detection, automatic power cutoff, over-temperature/over-humidity protection |
| Compliance Standards | MIL-STD-810G (GJB 150.3/150.4), IEC 60068-2-1 (Cold), IEC 60068-2-2 (Dry Heat), IEC 60068-2-30 (Cyclic Humidity), GB/T 2423.1–2423.4 |
| Brand | OK |
|---|---|
| Origin | China |
| Manufacturer Type | Authorized Distributor |
| Import Status | Domestic Production with Imported Component Integration |
| Price | USD 14,000–18,000 (FOB China) |
| Internal Chamber Dimensions (W×H×D) | 50×75×60 cm to 100×100×100 cm |
| Temperature Range | −70 °C to +150 °C |
| Humidity Range | 20–98 %RH (optional: 5–98 %RH) |
| Rapid Temperature Transition Ranges | −45 °C to +85 °C or −20 °C to +85 °C |
| Ramp Rates | 5–25 °C/min (user-selectable) |
| Temperature Uniformity | ±2 °C |
| Temperature Stability | ±0.5 °C |
| Humidity Uniformity | ±3.0 %RH (at ≥75 %RH) |
| Humidity Stability | ±2.5 %RH |
| Construction Material | SUS304 Stainless Steel |
| Refrigeration System | Hermetic Dual-Stage Compressor with Eco-Friendly Refrigerants (R404A/R23) |
| Controller | Touchscreen LCD with English/Chinese Interface |
| Power Supply | AC 380 V ±5 %, 50 Hz ±0.5 Hz, 3-Phase 5-Wire |
| Brand | OK |
|---|---|
| Origin | Imported |
| Manufacturer Type | Authorized Distributor |
| Temperature Range | -40°C to +150°C (configurable models) |
| Humidity Range | 20–98% RH |
| Temperature Ramp Rate | Up to 4.0°C/min (heating), 1.0°C/min (cooling) |
| Temperature Uniformity | ±2.0°C |
| Temperature Fluctuation | ±0.5°C |
| Humidity Fluctuation | ±2.5% RH |
| Internal Dimensions | 500×400×400 mm to 700×600×600 mm (model-dependent) |
| Insulation | Dual-layer — rigid polyurethane foam + fiberglass |
| Refrigerant | R404A/R23 (zero ODP, non-ozone-depleting) |
| Controller | 7-inch TFT color LCD touch interface with bilingual (EN/CN) firmware |
| Compliance | GB/T 2423.1–2423.4, GB/T 2423.22, IEC 60068-2-1/2, GJB 150.3/4/9 |
| Brand | OK |
|---|---|
| Origin | Imported |
| Manufacturer Type | Authorized Distributor |
| Temperature Range | A: 0–150 °C |
| B | −20–150 °C |
| C | −40–150 °C |
| D | −70–150 °C |
| Humidity Range | 20–98 %RH (optional: 5–98 %RH or 10–98 %RH) |
| Temperature Uniformity | ±0.5 °C |
| Humidity Uniformity | ±2.5 %RH |
| Temperature Fluctuation | ±2 °C |
| Humidity Fluctuation | +2–3 %RH |
| Resolution | 0.1 °C / 0.1 %RH |
| Heating Rate | ~4.0 °C/min |
| Cooling Rate | ~1.0 °C/min |
| Internal Dimensions (W×H×D, cm) | 40×50×40 to 100×100×100 |
| External Dimensions (W×H×D, cm) | 100×165×100 to 180×200×180 |
| Refrigeration System | Hermetically sealed, low-noise, dual-stage compressor with eco-friendly refrigerants R404A/R23 |
| Controller | LCD touch-screen interface with English/Chinese language toggle |
| Construction Material | SUS#304 stainless steel |
| Standard Accessories | One Φ50 mm cable port, two-tier SUS#304 adjustable shelves, four casters + four leveling feet |
| Power Supply | AC 380 V ±5 %, 50 Hz ±0.5 Hz, 3-phase 5-wire, 2.5 m cable |