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| Origin | Beijing, China |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Origin Category | Domestic (China) |
| Model | CWH600 |
| Price Range | USD 1–1,400 |
| Instrument Type | Portable |
| Temperature Range | −50 °C to 650 °C |
| Basic Accuracy | ±1.5 °C |
| Temperature Resolution | 0.1 °C / 0.1 °F |
| Emissivity Adjustment | 0.10–1.00 (step 0.01) |
| Response Time | <400 ms |
| Laser Aiming | Dual Class II Diode Lasers (λ = 630–670 nm, P<1 mW) |
| Spectral Response | 6–14 µm |
| Distance-to-Spot Ratio | 12:1 |
| Repeatability | ±0.5% of reading or ±1 °C (±1.8 °F) |
| Operating Temperature | −10 °C to 50 °C |
| Storage Temperature | −20 °C to 60 °C |
| Display Units | °C / °F switchable |
| Power Supply | 8.0–10.0 V DC |
| Current Draw | ≤80 mA |
| Enclosure Rating | IP54 |
| Certification | MA Certified (China MSHA-equivalent), Ex ib I Mb Intrinsically Safe Mark, CNEX Test Report No. attached |
| Origin | USA |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Origin Category | Imported |
| Model | Fluke 62 |
| Pricing | Available Upon Request |
| Emissivity | Fixed at 0.95 |
| Temperature Resolution | 0.2°C |
| Distance-to-Spot Ratio | 10:1 |
| Measurement Range | −30°C to 500°C |
| Accuracy | ±1.5% of reading or ±1.5°C (whichever is greater) |
| Repeatability | ±0.5% of reading or ±1°C (whichever is greater) |
| Response Time | <500 ms |
| Operating Temperature | 0°C to 50°C |
| Storage Temperature | −20°C to 65°C |
| Power Supply | One 9V alkaline or NiCd battery |
| Hold Function | 7-second data freeze |
| Dual Display | Simultaneous current and maximum temperature readout |
| Backlit LCD | Auto-activated in low-light conditions |
| Ergonomic Design | Soft-grip rubberized handle |
| Included Accessory | Protective carrying pouch |
| Brand | G-WON |
|---|---|
| Origin | Beijing, China |
| Model | KBA3.7/600LH(A) |
| Type | Portable |
| IR Temp Range | −50°C to 1000°C |
| Display Resolution | 0.1°C (0.1°F) <1000°C |
| IR Accuracy | ±1% of reading |
| Response Time | 150 ms |
| Spectral Response | 6–14 µm |
| D | S Ratio: 50:1 |
| Emissivity Adjustment | 0.10–1.00 |
| K-Type Thermocouple Range | −50°C to 1370°C |
| K-Type Accuracy | ±0.5% |
| Ambient Temp Range | 0–50°C |
| Ambient Temp Accuracy | ±0.5°C |
| RH Range | 0–100% RH |
| RH Accuracy | ±3.5% RH (20–80% RH) |
| Wet-Bulb Temp | 0–50°C |
| Display | 2.2″ color LCD, 1024×768 px |
| Storage | microSD up to 128 GB (8 GB included) |
| Power | 3.7 V / 1000 mAh LiMnO₂ rechargeable battery |
| Operating Current | ≤150 mA |
| Explosion Protection | Exib I Mb |
| IP Rating | IP54 |
| Dimensions | 243 × 140 × 40 mm |
| Weight | 450 g |
| Origin | Beijing, China |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Origin Category | Domestic (PRC) |
| Model | KBA3.7/1450LH |
| Price Range | USD 1–9,999 |
| Instrument Type | Portable |
| IR Temp Range | −50°C to 1500°C |
| Display Resolution | 0.1°C (≤1000°C), 1°C (>1000°C) |
| IR Accuracy | ±1.5% of reading |
| Response Time | 150 ms |
| Spectral Response | 6–14 µm |
| Display | 2.2″ color LCD, 1024×768 px |
| Distance-to-Spot Ratio | 50:1 |
| Emissivity Adjustment | 0.10–1.00 |
| K-Type Thermocouple Range | −50°C to 1370°C |
| K-Type Accuracy | ±0.5% |
| Ambient Temp Range | 0–50°C |
| Ambient Temp Accuracy | ±0.5°C |
| RH Range | 0–100% RH |
| RH Accuracy | ±3.5% RH (20–80% RH) |
| Wet-Bulb Temp Range | 0–50°C |
| Storage | microSD up to 128 GB (8 GB preinstalled) |
| Power | 1× 18500 LiMnO₂ rechargeable battery, 3.7 V, 1300 mAh, ≤150 mA operating current |
| Explosion Protection | Exib I Mb |
| IP Rating | IP54 |
| Dimensions | 243 × 140 × 40 mm |
| Weight | 450 g |
| Certifications | CNEX explosion-proof certificate, MA safety mark for coal mine use, third-party type test report |
| Origin | Germany |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Origin Category | Imported Instrument |
| Model | Testo 830-T2 |
| Pricing | Available Upon Request |
| Contact-Free IR Measurement Range | −30 to +400 °C |
| Contact Thermocouple (Type K) Range | −50 to +500 °C |
| IR Resolution | 0.5 °C |
| IR Accuracy | ±1.5 °C or ±1.5% of reading (0.1–400 °C) |
| Contact Resolution | 0.1 °C |
| Contact Accuracy | ±(0.5 °C + 0.5% of reading) |
| Emissivity Adjustment | 0.2–1.0 (adjustable in 0.01 steps) |
| Optical Resolution | 12:1 |
| Origin | Beijing |
|---|---|
| Manufacturer Type | Distributor |
| Origin Category | Domestic (China) |
| Model | CWH1350 |
| Price Range | USD 1–9,999 |
| Instrument Type | Portable |
| Temperature Range | −50°C to 1350°C |
| Basic Accuracy | ±2.0°C |
| Temperature Resolution | 0.1°C / 0.1°F |
| Emissivity Adjustment | 0.10–1.00 (adjustable in 0.01 increments) |
| Response Time | <150 ms |
| Laser Aiming | Single-point Class II diode laser (λ = 630–670 nm, output <1 mW) |
| Spectral Response | 6–14 µm |
| Distance-to-Spot Ratio | 50:1 |
| Repeatability | ±0.5% of reading or ±1°C (±1.8°F) |
| Operating Temperature | −20°C to +50°C |
| Storage Temperature | −40°C to +60°C |
| Units | °C / °F selectable |
| Power Supply | 8.0–10.0 VDC |
| Current Consumption | ≤80 mA |
| Enclosure Rating | IP65 |
| Certification | Certified intrinsically safe per GB 3836.1–2010 and GB 3836.4–2010 (Explosion-proof Certificate No. attached to product documentation) |
| Origin | Beijing |
|---|---|
| Manufacturer Type | Distributor |
| Origin Category | Domestic |
| Model | cWH850 |
| Price Range | USD 1–1,400 |
| Instrument Type | Portable |
| Temperature Range | −50°C to 850°C |
| Accuracy | ±1.5°C |
| Temperature Resolution | 0.1°C / 0.1°F |
| Emissivity Adjustment | 0.10–1.00 (adjustable) |
| Response Time | <400 ms |
| Laser Aiming | Dual Class II laser (630–670 nm, <1 mW) |
| Spectral Response | 6–14 µm |
| Distance-to-Spot Ratio | 16:1 |
| Repeatability | ±0.5% of reading or ±1°C (±1.8°F) |
| Operating Temperature | −10°C to +50°C |
| Storage Temperature | −20°C to +60°C |
| Display | Backlit LCD with °C/°F toggle |
| Power Supply | 8.0–10.0 VDC, ≤80 mA |
| IP Rating | IP54 |
| Dimensions | 160 × 82 × 41.5 mm |
| Weight | 180 g |
| Data Logging | Optional internal storage for up to 20 readings |
| Alarm Functions | High/Low temperature threshold alert (HAL/LAL) |
| Measurement Modes | Max/Min/DIF/AVG, Hold, Trigger Lock |
| Auto Power-Off | Yes |
| Laser On/Off Switch | Yes |
| Origin | Germany |
|---|---|
| Manufacturer Type | Distributor |
| Origin Category | Imported |
| Model | MS+ |
| Price | Upon Request |
| Temperature Range | -32 to 530 °C |
| Optical Resolution | 20:1 |
| Spot Size at 20 | 1: ≥13 mm |
| Emissivity Adjustment | 0.100–1.000 (0.001 step) |
| Response Time | 300 ms |
| Accuracy | ±1% or ±1 °C (0–530 °C) |
| Display Features | Max/Min Hold, Backlit LCD, High/Low Temperature Alarm |
| Safety Certification | Ex ia II C T4 (Intrinsically Safe) |
| Power Supply | 9 V Alkaline Battery |
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