
GMI Gascoseeker MK1 | Refurbished Analogue Gas Detector | Certified Leak Location
The GMI Gascoseeker MK1 remains a trusted and highly popular instrument among gas installers for its reliability and straightforward analogue operation. These refurbished units have undergone a comprehensive professional service to ensure they meet original manufacturer performance standards, providing a cost-effective solution for essential safety monitoring. Every unit is supplied with a 6-month warranty and a 6-month Certificate of Calibration to guarantee site readiness.
What are the primary detection ranges for the GMI Gascoseeker MK1?
The device features three distinct measurement ranges: 0-100% volume natural gas (methane), 0-100% LEL (Lower Explosive Limit), and a high-sensitivity 0-10% LEL scale for precise leak detection. This versatility allows technicians to switch between general purging monitoring and fine-tuned leak location.
What applications is this refurbished gas detector suitable for?
The Gascoseeker MK1 is purpose-built for three critical field tasks: gas purging, pre-entry safety testing, and gas leak location. Its robust construction and large analogue display make it ideal for use in demanding industrial environments where digital displays may be less preferred.
What is included with the GMI Gascoseeker MK1 service package?
Each unit is supplied as a complete kit, including a hand sampling pump (aspirator), a sampling hose, a carry strap, and a fresh battery set. The package is finalized with a Full 6-month calibration certificate to ensure immediate compliance with safety regulations.
| Manufacturer | GMI |
| Model | Gascoseeker MK1 |
| Display Type | Large Analogue Display |
| Gas Type | Natural Gas (Methane) |
| Detection Range 1 | 0-100% Volume |
| Detection Range 2 | 0-100% LEL |
| Detection Range 3 | 0-10% LEL |
| Warranty | 6 Months |
| Calibration | 6-Month Certificate Included |
Accessories & Related Products
- Hand Sampling Pump: Manual aspirator included for drawing gas samples.
- Sampling Hose: High-durability hose for reaching test points.
- Alternative Model: If you require a more modern version, consider the GMI Gascoseeker MK2, which features updated electronics.
- New Accessory Kit: For units requiring fresh peripherals, see the GMI Gascoseeker MK2-500 with New Accessories.


