Skip to product information
⚛️ SENSOR: High quality electrochemical sensors. USA NIST traceable calibration. Oxygen (O2), Carbon Monoxide (CO), Hydrogen Sulfide (H2S) and Combustibles (LEL). Turn ON and GO.
DETECT: Detection error better than ≤±5% F.S. and response time: T<30s. Zero and span calibration options.
ALARMS: Adjustable audio, visual, and vibration alarms alert when preset levels are reached. Alarm digital time stamp.
STRONG: Robust design made of high strength ABS and Anti-slip grip rubber. Waterproof, dust-proof and explosion-proof exceeding Exib IIB T3 Gb.
️ TRUST: ** 1 year limited warranty ** Arrives with calibration and QA certificate ** 100% product test and verification in the USA ** 100% quality guaranteed **
4 Gas Monitor O2 CO H2S LEL USB Recharge S954390
Sale price
$32.95
Regular price $106.72
Shipping calculated at checkout.
⚛️ SENSOR: High quality electrochemical sensors. USA NIST traceable calibration. Oxygen (O2), Carbon Monoxide (CO), Hydrogen Sulfide (H2S) and Combustibles (LEL). Turn ON and GO.
DETECT: Detection error better than ≤±5% F.S. and response time: T<30s. Zero and span calibration options.
ALARMS: Adjustable audio, visual, and vibration alarms alert when preset levels are reached. Alarm digital time stamp.
STRONG: Robust design made of high strength ABS and Anti-slip grip rubber. Waterproof, dust-proof and explosion-proof exceeding Exib IIB T3 Gb.
️ TRUST: ** 1 year limited warranty ** Arrives with calibration and QA certificate ** 100% product test and verification in the USA ** 100% quality guaranteed **
| FD-4A | FD-4A-PUMP | FD-4S | FD-4S-PUMP | FD-600-4GAS | |
|---|---|---|---|---|---|
| Gases Detected | CO, H2S, LEL, O2 | CO, H2S, LEL, O2 | CO, H2S, LEL, O2 | CO, H2S, LEL, O2 | CO, H2S, LEL, O2 |
| Accuracy | better than 5% F.S. | better than 5% F.S. | better than 5% F.S. | better than 5% F.S. | better than 5% F.S. |
| Response Time | <30 seconds | <30 seconds | <30 seconds | <30 seconds | <20 seconds |
| Battery & Size | Li-ion Rechargeable, 2000 mAh | Li-ion Rechargeable, 2000 mAh | Li-ion Rechargeable, 2000 mAh | Li-ion Rechargeable, 2000 mAh | Li-ion Rechargeable, 3200mAh |
| Color Screen | ✓ | ✓ | ✓ | ||
| Datalogging | ✓ | ✓ | ✓ | ||
| Graphing | ✓ | ✓ | ✓ | ||
| Pump | ✓ | ✓ | ✓ | ||
| Built-in Pump | ✓ | ||||
| Probe Length | 8.6-inch | 8.6-inch | 4ft (telescopic) |