TMG Test Equipment
Online Catalogue
Australia’s most trusted partner in test and measurement, empowering mission-critical industries with the world’s most reliable brands.
-
- Gas Detection
Customisable Gas Detector Kits
- $2,000.00
- Customisable Gas Detector Kits
-
- Gas Detection
Nanuk Hard Case for WatchGas SST4 & Accessories
- $275.00
- Nanuk 910 Yellow Hard Case With Laser Cut Inserts For The WatchGas SST4 & Accessories.
-
- Gas Detection
WatchGas 110 Series Slimline Constant Flow Calibration Gas Regulator (0.5 Lpm)
- $211.00
- WatchGas 110 Series Slimline Constant Flow Calibration Gas Regulator (0.5 Lpm)
-
- Gas Detection
WatchGas Gas Bottles for Calibration & Bump Testing
- $999.00
- WatchGas Gas Bottles for Calibration and Bump Testing
-
- Gas Detection
WatchGas Gas Detector Kits Vinyl Zip Case
- $109.00
- WatchGas Vinyl Zip Case For all Gas Detector brands and Accessories
-
- Gas Detection
WatchGas SST Micro 4-Gas Detector
- $995.00
- WatchGas SST Micro 4-Gas Detector (With Induction Charger And Test Cap With Hose)
-
- Gas Detection
WatchGas SST Pumped 4-Gas Detector
- $1,658.00
- WatchGas SST Pumped 4-Gas Detector (With Induction Charger And Accessories)
-
- Gas Detection
WatchGas SST1 CH4S (Methanethiol AKA Methyl Mercaptan) Gas Detector
- $778.00
- WatchGas SST1 CH4S (Methanethiol AKA Methyl Mercaptan) 0-100PPM. Serviceable Single Sensor Gas Detector
-
- Gas Detection
WatchGas SST1 CO (Carbon Monoxide) Gas Detector
- $355.00
- WatchGas SST1 CO (Carbon Monoxide) 0-2000PPM. Serviceable Single Sensor Gas Detector
-
- Gas Detection
WatchGas SST1 H2 (Hydrogen) “High Range” Gas Detector
- $711.00
- WatchGas SST1 H2 (Hydrogen) High Range 0-20,000PPM. Serviceable Single Sensor Gas Detector
-
- Gas Detection
WatchGas SST1 H2 (Hydrogen) Gas Detector
- $711.00
- WatchGas SST1 H2 (Hydrogen) 0-1000PPM. Serviceable Single Sensor Gas Detector
-
- Gas Detection
WatchGas SST1 NH3 (Ammonia) Gas Detector
- $711.00
- WatchGas SST1 NH3 (Ammonia) 0-100PPM. Serviceable Single Sensor Gas Detector
-
- Gas Detection
WatchGas SST1 O2 (Oxygen) Gas Detector
- $355.00
- WatchGas SST1 O2 (Oxygen) 0-25% VOL. Serviceable Single Sensor Gas Detector
-
- Gas Detection
WatchGas SST1 PH3 (Phosphine) Gas Detector
- $711.00
- WatchGas SST1 PH3 (Phosphine) 0-20PPM. Serviceable Single Sensor Gas Detector
-
- Gas Detection
WatchGas SST1 Single Sensor Gas Detector
- $711.00
- WatchGas SST1 Single Sensor Gas Detector
-
- Gas Detection
WatchGas SST1 SO2 (Sulphur Dioxide) Gas Detector
- $491.00
- WatchGas SST1 SO2 (Sulphur Dioxide) 0-100PPM. Serviceable Single Sensor Gas Detector
For the WatchGas brand page, the strategy is to highlight their “next-generation” approach to gas detection. They are the rising stars in the industry, known for solid-state sensors and modern features like NFC and inductive charging. This description emphasizes how they reduce the “Total Cost of Ownership” for contractors while maintaining high safety standards.
WatchGas Personal & Industrial Gas Detection
In the demanding world of industrial safety, WatchGas has quickly become the go-to brand for contractors who value innovation, durability, and cost-efficiency. Based in the Netherlands and trusted across the Australian mining, utility, and civil sectors, WatchGas specializes in high-performance gas detection solutions that bridge the gap between complex technology and everyday usability.
TMG Test Equipment is proud to supply the latest WatchGas range, providing your team with cutting-edge sensors, longer battery life, and modern connectivity features designed to simplify compliance and keep workers safe in hazardous environments.
The SST Range: A New Standard in Multi-Gas Detection
The WatchGas SST Series (SST4 Micro and SST4 Mini) represents a significant leap forward in portable gas monitoring. Engineered to detect up to four gases simultaneously (O2, LEL, H2S, and CO), these units are designed to eliminate the common “pain points” of traditional detectors.
SST4 Micro: One of the most compact 4-gas monitors in the world. It features the largest LCD in its class (covering 25% of the device face) for instant readability and industry-leading 48-hour runtime—ensuring it lasts for multiple shifts without needing a charge.
Solid-State Sensor Technology: Unlike traditional sensors that can “dry out” or degrade over time, WatchGas solid-state sensors offer enhanced stability in extreme temperatures and longer lifespans, significantly reducing your ongoing maintenance costs.
Inductive Charging & NFC: Say goodbye to broken charging pins. WatchGas units feature wireless inductive charging and built-in NFC (Near Field Communication), allowing technicians to “Tap & Go” with the WatchGas SST App for instant data logs and compliance checks.
Portable Single-Gas & Personal Safety
For targeted monitoring of specific hazards like Oxygen deficiency or Carbon Monoxide, the WatchGas SST1 series offers a maintenance-free, “set and forget” solution.
2 or 3 Year Life: Available in “disposable” models that require no charging or sensor replacements for their entire lifespan.
Rugged IP67/68 Design: Built to survive the harshest Australian conditions, from dusty outback mine sites to wet wastewater facilities.
Loud & Clear Alarms: Featuring a 95dB audible alarm and high-visibility LEDs, ensuring alerts are never missed in noisy industrial settings.
Why Choose WatchGas from TMG?
As gas detection technology evolves, TMG Test Equipment ensures you stay ahead of the curve. By sourcing WatchGas through us, you benefit from:
Lower Total Cost of Ownership: We help you select the WatchGas models that offer the best long-term value, focusing on sensor longevity and reduced calibration requirements.
Smart Compliance Management: Use the SST Dock and WatchGas App to automate your bump tests and calibration records, making site audits seamless.
Local NATA Calibration: Our Melbourne-based laboratory provides full service and calibration for the WatchGas range, ensuring your fleet remains accurate and compliant with Australian WHS standards.
Expert Onboarding: We provide technical support to help your team master the NFC and app-based features, turning your gas detectors into a powerful data management tool.
Modernize your safety fleet with WatchGas technology. Browse our range of portable gas monitors below or contact TMG for a fleet upgrade consultation.


















