Physical Property Testing Instruments
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| Brand | OK Instruments |
|---|---|
| Origin | Guangdong, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | KS-TH-408 |
| Price | USD 2,700 (FOB Guangdong) |
| Internal Dimensions (W×H×D) | 600×850×800 mm |
| External Dimensions (W×H×D) | 1850×2500×2750 mm |
| Temperature Range | −70°C to +150°C |
| Humidity Range (optional) | 20–98% RH |
| Rapid Temperature Change Range | −45°C to +85°C |
| Rapid Temperature Change Accuracy | ±3.0°C |
| Ramp Rates (selectable linear/non-linear) | 5–30°C/min (A–F variants) |
| Temperature Resolution | 0.1°C |
| Humidity Resolution | 0.1% RH |
| Temperature Uniformity | ±2.0°C |
| Humidity Uniformity | ±3.0% RH |
| Temperature Control Accuracy | ±0.5°C |
| Humidity Control Accuracy | ±2.5% RH |
| Refrigeration System | Dual-stage cascade with French Tecumseh hermetic compressors |
| Cooling Method | Water-cooled |
| Inner Chamber Material | SUS304 stainless steel |
| Outer Chamber Material | Cold-rolled steel with epoxy-powder coating |
| Insulation | High-density polyurethane foam (CFC-free) |
| Safety Protections | Compressor overheat/overpressure protection, high/low refrigerant pressure switches, over-temperature/over-humidity cut-off, fuse protection, water shortage alarm, fault diagnostics display |
| Compliance | GB 11158–2006, GB/T 2423.1–2001 (Test A), GB/T 2423.2–2001 (Test B), GB/T 2423.3–1993 (Test Ca), GB/T 5170.2–1996, GB/T 5170.5–1996 |
| Brand | OK Instruments |
|---|---|
| Origin | Guangdong, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | KS-TH-408(A–F) |
| Internal Dimensions (W×H×D) | 60×85×80 cm |
| External Dimensions (W×H×D) | 165×195×155 cm |
| Temperature Range | −70 °C to +150 °C (configurable by variant A–F) |
| Humidity Range | 5–98% RH (standard: 20–98% RH) |
| Temperature Resolution/Accuracy | 0.1 °C / ±2.0 °C |
| Humidity Resolution/Accuracy | 0.1% RH / ±3.0% RH |
| Ramp Rate | Programmable, continuous control from 1 °C/min to 15 °C/min (typical range) |
| Refrigeration System | Twin-stage cascade refrigeration with Tecumseh (France) compressors and eco-friendly refrigerants R-404A/R-507 |
| Control Interface | LCD touchscreen controller with multi-segment program editing, slope (ramp) and step (quick) temperature/humidity profiles |
| Compliance | Designed per IEC 60068-2-1, IEC 60068-2-2, IEC 60068-2-14, MIL-STD-810G (thermal shock), and supports GLP/GMP audit trails when integrated with optional data logging software |
| Brand | OK Instruments |
|---|---|
| Origin | Guangdong, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | KS-TH-408.0 |
| Price | USD 13,800 (approx.) |
| Temperature Range | −70 °C to +150 °C |
| Humidity Range | 20–98 %RH (at +10 °C to +95 °C) |
| Ramp Rate | Up to 15 °C/min (linear segment, e.g., −40 °C → +85 °C) |
| Internal Volume | 408 L |
| Compliance | GB/T 2423, GJB 150A, IEC 60068-2, MIL-STD-810H (environmental test method alignment) |
| Brand | OK Instruments |
|---|---|
| Origin | Guangdong, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | KS-TH-408.000 |
| Price | USD 14,200 (FOB Guangdong) |
| High-Temp Zone Range | +80 °C to +200 °C |
| Low-Temp Zone Range | −10 °C to −70 °C |
| Test Zone Operating Range | +60 °C to +150 °C / −10 °C to −40 °C |
| Temperature Control Accuracy | ±2 °C |
| Temperature Resolution | 0.01 °C |
| High-Temp Ramp Rate (RT → +150 °C) | ≤40 min |
| Low-Temp Ramp Rate (RT → −70 °C) | ≤100 min |
| Test Zone Temperature Recovery Time | 3–5 min |
| Internal Dimensions (W×H×D) | 600 × 500 × 500 mm |
| External Dimensions (W×H×D) | 1500 × 2100 × 2250 mm |
| Chamber Construction | Dual-chamber (hot/cold) + test zone |
| Inner/Outer Material | SUS#304 stainless steel, brushed finish |
| Insulation | High-density glass wool + rigid polyurethane (PU) foam |
| Anti-sweat System | K-type thermocouple-based thermal energy redistribution |
| Seals | High-tensile elastomeric packing rated for −200 °C to +400 °C |
| Actuation | Pneumatic hot/cold zone isolation valves |
| Accessories | Two adjustable-height test trays |
| Brand | OK Instruments |
|---|---|
| Origin | Guangdong, China |
| Manufacturer Type | OEM/ODM Producer |
| Country of Origin | China |
| Model | KS-TH-800 (A–D variants) |
| Temperature Range | −70 °C to +150 °C (D-series) |
| Humidity Range | 5%–98% RH |
| Temp. Resolution/Accuracy | 0.1 °C / ±0.3 °C |
| Humidity Resolution/Accuracy | 0.1% RH / ±2.5% RH |
| Temp. Ramp Rate | Up to 3.0 °C/min (heat), 1.0 °C/min (cool) |
| Internal Dimensions | 100 × 100 × 80 cm (W×D×H) |
| Construction | SUS304 stainless steel (interior mirror finish, exterior brushed) |
| Cooling System | Air-cooled dual-stage compressor (for −70 °C capability) |
| Controller | TEMI880 touchscreen PID controller (Korean origin) |
| Compressor | Tecumseh (France) |
| Compliance | Designed per IEC 60068-2-1, IEC 60068-2-2, IEC 60068-2-14, ISO 16750-4, and ASTM D4329 for accelerated aging testing |
| Brand | OK Instruments |
|---|---|
| Origin | Guangdong, China |
| Manufacturer Type | OEM/ODM Producer |
| Country of Origin | China |
| Model | KS-TH-800 |
| Price | USD 14,200 (FOB Guangdong) |
| Internal Dimensions (W×H×D) | 100 × 100 × 80 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 (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 | Dual-stage cascade with HFC-507/R23 eco-refrigerants |
| Controller | 7-inch color LCD touch interface with bilingual (EN/CN) GUI, 96 programmable test profiles, max cycle count: 999, max dwell time: 999 h 59 min |
| Safety Protections | Overcurrent, ground fault, compressor high-pressure/overheat, phase failure, door interlock, overtemperature cutoff, audible alarm |
| Compliance Standards | GB/T 2423.1–1989 (Cold), GB/T 2423.2–1989 (Heat), GB/T 2423.22–1989 (Temp. Change), GJB 150.3–1986 / GJB 150.4–1986, GB/T 10589–1989, GB/T 11158–1989, GB/T 10592–1989 |
| Brand | OK Instruments |
|---|---|
| Origin | Guangdong, China |
| Manufacturer Type | OEM/ODM Producer |
| Country of Origin | China |
| Model | KS-TH-800 |
| Price | ¥98,000 CNY |
| Temperature Range | −70 °C to +150 °C |
| Refrigeration Method | Cascade Compressor System (Dual-Stage) |
| Explosion-Proof Option | Standard (Non-Explosion-Proof) |
| Temperature Fluctuation | ±0.5 °C |
| Temperature Uniformity | ±2.0 °C |
| Temperature Deviation | ±2.0 °C |
| Ramp-Up Time | ≤60 min (−70 °C to +150 °C) |
| Ramp-Down Time | ≤45 min / ≤60 min / ≤80 min (configurable per test profile) |
| Internal Chamber Dimensions | 1000 × 1000 × 800 mm (W × D × H) |
| Brand | OK |
|---|---|
| Origin | Guangdong, China |
| Manufacturer Type | Manufacturer |
| Country of Origin | China |
| Model | KS-TH-800.00 |
| Price | USD 14,200 (FOB Guangdong) |
| Internal Dimensions | 600 × 500 × 500 mm (W×H×D) |
| External Dimensions | 1500 × 2100 × 2250 mm (W×H×D) |
| Construction | SUS#304 stainless steel interior & exterior |
| Insulation | High-density glass wool + rigid polyurethane (PU) foam |
| Temperature Control System | Siemens PLC controller with color LCD touch interface |
| Temperature Setpoint Accuracy | ±0.1 °C |
| Temperature Indication Accuracy | ±0.1 °C |
| Sensor | PT100 platinum resistance thermometer |
| Heating | Independent Ni-Cr alloy electric heaters |
| Refrigeration | French Tecumseh hermetic air-cooled single-stage or cascade compressor system |
| Air Circulation | Low-noise, high-temp AC motor with multi-blade centrifugal impeller |
| Transition Mechanism | Pneumatic dual-chamber switching (two-box configuration) or motorized damper control (one-box configuration) |
| Sealing | High-tensile packing rated for −200 °C to +400 °C |
| Accessories | Two adjustable test trays, automatic high/low temperature zone switching unit, anti-sweat K-type heat pipe system |
| Brand | OK Instruments |
|---|---|
| Origin | Guangdong, China |
| Manufacturer Type | Direct Manufacturer |
| Product Category | Domestic |
| Model | OK-TH-9 |
| Instrument Type | Benchtop |
| Cooling Method | Air-Cooled |
| Temperature Range | −50 °C to +150 °C |
| Humidity Range | 20–98 % RH |
| Temperature Uniformity | ≤ ±2 °C |
| Temperature Fluctuation | ±1 °C (high-temp), ±2 °C (low-temp) |
| Humidity Uniformity | ≤ ±3 % RH |
| Humidity Fluctuation | ±3 % RH |
| Heating Rate | 1.0–3.0 °C/min |
| Internal Chamber Dimensions (W×D×H) | 600 × 500 × 400 mm |
| Brand | OK |
|---|---|
| Origin | Guangdong, China |
| Manufacturer Type | Direct Manufacturer |
| Product Origin | Domestic |
| Model | LS-800 |
| Temperature Range | Ambient to 80 °C |
| Rainfall Intensity | 10–20 cm/h |
| Droplet Diameter | 0.5–4.5 mm |
| Wind Speed Range | 5–18 m/s |
| Test Duration | 0–999 min |
| Brand | OK |
|---|---|
| Origin | Guangdong, China |
| Manufacturer | OK Instruments Co., Ltd. |
| Type | LS-801 |
| Temperature Range | (RT + 10°C) to 55°C |
| Rainfall Intensity | 10–20 cm/h |
| Droplet Diameter | 0.5–4.5 mm |
| Wind Speed Range | 5–18 m/s |
| Test Duration | 0–999 min |
| Inlet Nozzle Diameter | Φ6.3 mm |
| Water Flow Rate | 12.5 ± 0.625 L/min |
| Spray Distance | 2.5–3.0 m |
| Turntable Speed | 1–5 RPM |
| Turntable Load Capacity | ≤100 kg |
| Power Supply | AC 220 V / 380 V |
| Brand | OK Instruments |
|---|---|
| Origin | Guangdong, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | LS-803 |
| Price | USD 3,500 (FOB Guangdong) |
| Temperature Range | (RT + 10°C) to 55°C |
| Rainfall Intensity | 10–20 cm/h |
| Droplet Diameter | 0.5–4.5 mm |
| Wind Speed Range | 5–18 m/s |
| Test Duration | 0–999 min |
| Brand | OK |
|---|---|
| Origin | Guangdong, China |
| Manufacturer Type | Direct Manufacturer |
| Product Origin | Domestic |
| Model | LS-804 |
| Temperature Range | (RT + 10°C) to 55°C |
| Rainfall Intensity | 10–20 cm/h |
| Droplet Diameter | 0.5–4.5 mm |
| Wind Speed Range | 5–18 m/s |
| Test Duration | 0–999 min |
| Brand | OK Instruments |
|---|---|
| Origin | Guangdong, China |
| Manufacturer Type | OEM/ODM Producer |
| Country of Origin | China |
| Model | LS-805 |
| Price | USD 3,500 (FOB Guangdong) |
| Temperature Range | (RT + 10°C) to 55°C |
| Rainfall Intensity | 10–20 cm/h |
| Droplet Diameter | 0.5–4.5 mm |
| Wind Speed | 5–18 m/s |
| Test Duration | 0–999 min |
| Brand | OK Instruments |
|---|---|
| Origin | Guangdong, China |
| Manufacturer Type | OEM/ODM Manufacturer |
| Country of Origin | China |
| Model | LS-806 |
| Price | USD 3,500 (FOB Guangdong) |
| Temperature Range | (RT + 10°C) to 5°C |
| Rainfall Intensity | 10–20 cm/h |
| Droplet Diameter | 0.5–4.5 mm |
| Wind Speed Range | 5–18 m/s |
| Test Duration | 0–999 min |
| Compliance | IEC 60529, GB 4208, ISO 20653, MIL-STD-810G Method 506 |
| Spray Modes | Oscillating Pipe (IPX3/IPX4), Adjustable-Pressure Jet Nozzle (IPX5/IPX6) |
| Chamber Construction | SUS304 Stainless Steel Interior, Powder-Coated Carbon Steel Exterior |
| Turntable | Ø400 mm, 1–5 rpm, Max Load 50 kg |
| Water System | Dual-Stage Filtration (0.45 µm), Auto-Replenishing Stainless Steel Reservoir, Pressure-Regulated Pump (up to 800 kPa) |
| Control | PLC + 7″ HMI Touchscreen, Programmable Cycle Logic, Real-Time Parameter Monitoring |
| Safety | Leakage Detection, Overpressure Cut-off, Door Interlock, Dry-Run Protection |
| Brand | OK Instruments |
|---|---|
| Origin | Guangdong, China |
| Manufacturer Type | Direct Manufacturer |
| Product Origin | Domestic (China) |
| Model | LS-807 |
| Temperature Range | (RT + 10°C) to 55°C |
| Rainfall Intensity | 10–20 cm/h |
| Droplet Diameter | 0.5–4.5 mm |
| Wind Speed Range | 5–18 m/s |
| Test Duration | 0–999 min |
| Brand | OK |
|---|---|
| Origin | Guangdong, China |
| Manufacturer | OK Instruments Co., Ltd. |
| Model | LS-810 |
| Temperature Range | RT+10°C to 55°C |
| Rainfall Intensity | 10–20 cm/h |
| Droplet Diameter | 0.5–4.5 mm |
| Wind Speed | 5–18 m/s |
| Test Duration | 0–999 min |
| Brand | OK |
|---|---|
| Origin | Guangdong, China |
| Manufacturer Type | Direct Manufacturer |
| Product Origin | Domestic |
| Model | LS-811 |
| Price | USD 3,500 (FOB Guangdong) |
| Temperature Range | (RT + 10°C) to 55°C |
| Rainfall Intensity | 10–20 cm/h |
| Droplet Diameter | 0.5–4.5 mm |
| Wind Speed Range | 5–18 m/s |
| Test Duration | 0–999 minutes |
| Compliance | IEC 60529, GB 4208, ISO 20653, MIL-STD-810G Method 506 |
| IP Ratings Supported | IPX1 through IPX6 |
| Chamber Construction | SUS304 stainless steel interior, powder-coated carbon steel exterior |
| Control System | PLC-based with 7-inch HMI touchscreen |
| Safety Features | Leakage detection, low-water cutoff, overcurrent protection, interlocked door switch |
| Brand | OK |
|---|---|
| Origin | Guangdong, China |
| Manufacturer Type | Direct Manufacturer |
| Product Category | Domestic |
| Model | LS-812 |
| Temperature Range | (RT + 10°C) to 55°C |
| Rainfall Intensity | 10–20 cm/h |
| Droplet Diameter | 0.5–4.5 mm |
| Wind Speed Range | 5–18 m/s |
| Test Duration | 0–999 min |
| Brand | OK |
|---|---|
| Origin | Guangdong, China |
| Manufacturer | OK Instruments Co., Ltd. |
| Model | LS-813 |
| Temperature Range | (RT + 10°C) to 55°C |
| Rainfall Intensity | 10–20 cm/h |
| Droplet Diameter | 0.5–4.5 mm |
| Wind Speed | 5–18 m/s |
| Test Duration | 0–999 min |
| Brand | OK |
|---|---|
| Origin | Guangdong, China |
| Manufacturer Type | Direct Manufacturer |
| Product Origin | Domestic |
| Model | LS-815 |
| Price | USD 3,500 (FOB Guangdong) |
| Temperature Range | (RT + 10°C) to 55°C |
| Rainfall Intensity | 10–20 cm/h |
| Droplet Diameter | 0.5–4.5 mm |
| Wind Speed Range | 5–18 m/s |
| Test Duration | 0–999 min |
| Brand | OK |
|---|---|
| Origin | Guangdong, China |
| Manufacturer Type | Direct Manufacturer |
| Product Origin | Domestic |
| Model | LS-816 |
| Price | ¥26,000 |
| Temperature Range | (RT + 10°C) to 55°C |
| Rainfall Intensity | 10–20 cm/h |
| Droplet Diameter | 0.5–4.5 mm |
| Wind Speed Range | 5–18 m/s |
| Test Duration | 0–999 min |
| Brand | OK Instruments |
|---|---|
| Origin | Guangdong, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | OK-STH-Series (Custom Volume) |
| Temperature Range | A: 0°C |
| B | −20°C |
| C | −40°C |
| D | −60°C |
| E | −70°C |
| Temperature Uniformity | ±3°C |
| Temperature Control Accuracy | ±1°C |
| Heating Rate | 1.0–4.0°C/min |
| Internal Dimensions | Custom-Designed per Client Specification (D×W×H) |
| Brand | OK Instruments |
|---|---|
| Origin | Guangdong, China |
| Manufacturer Type | OEM/ODM Manufacturer |
| Country of Origin | China |
| Model | OK-STH-12.00010m² |
| Internal Dimensions (D×W×H) | 3000 × 2000 × 2000 mm |
| Temperature Range Options | A: 0°C to +85°C |
| B | −20°C to +85°C |
| C | −40°C to +85°C |
| D | −60°C to +85°C |
| E | −70°C to +85°C |
| Temperature Uniformity | ±3°C |
| Temperature Control Stability | ±1°C |
| Heating Ramp Rate | 1.0–4.0°C/min |
| Brand | OK Instruments |
|---|---|
| Origin | Guangdong, China |
| Manufacturer Type | Direct Manufacturer |
| Product Category | Domestic |
| Model | OK-STH-12.000m² |
| Internal Dimensions (D×W×H) | 3000 × 2000 × 2000 mm |
| Temperature Range Options | A: 0°C / B: −20°C / C: −40°C / D: −60°C / E: −70°C |
| Temperature Uniformity | ±3°C |
| Temperature Control Accuracy | ±1°C |
| Heating Rate | 1.0–4.0°C/min (empty load) |
| Brand | OK |
|---|---|
| Origin | Guangdong, China |
| Manufacturer Type | Direct Manufacturer |
| Product Category | Domestic |
| Model | OK-STH-12.1688m² |
| Internal Dimensions (D×W×H) | 3000 × 2000 × 2000 mm |
| Temperature Range Options | A: 0°C to +85°C |
| B | −20°C to +85°C |
| C | −40°C to +85°C |
| D | −60°C to +85°C |
| E | −70°C to +85°C |
| Temperature Uniformity | ±3°C (per IEC 60068-3-5 & GB/T 2423.1/2) |
| Temperature Control Stability | ±1°C |
| Heating Rate | 1.0–4.0°C/min (dependent on setpoint and load) |
| Brand | OK |
|---|---|
| Origin | Guangdong, China |
| Manufacturer Type | Direct Manufacturer |
| Product Origin | Domestic (China) |
| Model | OK-STH-12m2.0100 |
| Internal Dimensions (D×W×H) | 3000 × 2000 × 2000 mm |
| Temperature Range | −40 °C to +150 °C |
| Temperature Uniformity | ±2 °C |
| Temperature Control Accuracy | ±1 °C |
| Ramp Rate | +3 °C/min (heat-up), −1 °C/min (cool-down) |
| Brand | OK |
|---|---|
| Origin | Guangdong, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | OK-STH-4m2.0000 |
| Internal Dimensions (D×W×H) | 1500 × 1800 × 1500 mm |
| Temperature Range | −50 °C to +150 °C |
| Temperature Uniformity | ±2 °C |
| Temperature Control Accuracy | ±1 °C |
| Heating Rate | 3 °C/min |
| Cooling Rate | 1 °C/min |
| Brand | OK |
|---|---|
| Origin | Guangdong, China |
| Manufacturer Type | Direct Manufacturer |
| Product Origin | Domestic |
| Model | OK-STH-8.212m² |
| Internal Dimensions (D×W×H) | 2000 × 2000 × 2000 mm |
| Temperature Range Options | A: 0°C / B: −20°C / C: −40°C / D: −60°C / E: −70°C |
| Temperature Uniformity | ±3°C |
| Temperature Control Accuracy | ±1°C |
| Heating Rate | 1.0–4.0°C/min |
| Brand | OK |
|---|---|
| Origin | Guangdong, China |
| Manufacturer Type | Direct Manufacturer |
| Product Category | Domestic |
| Model | OK-STH-8.8.0m² |
| Internal Dimensions (W×D×H) | 2000 × 2000 × 2000 mm |
| Temperature Range Options | A: 0°C to +80°C |
| B | −20°C to +80°C |
| C | −40°C to +80°C |
| D | −60°C to +80°C |
| E | −70°C to +80°C |
| Temperature Uniformity | ±3°C |
| Temperature Control Accuracy | ±1°C |
| Heating Rate | 1.0–4.0°C/min |