Confirm the exact configuration
Use the manufacturer part number and model code—not appearance alone. Connection, size, material, voltage, pressure, seal, and control options can differ within the same product family.

EC Sense
The EC Sense H2-Stox is a smart hydrogen sensor device utilizing electrochemical technology with diffusion gasflow to measure hydrogen concentrations across ranges of 0-1'000 ppm H2 and 0...5% H2. This unit operates in both portable and stationary configurations, featuring 4...20mA and RS485 Modbus RTU output signals without additional approvals. Submit the exact part number, quantity, and application requirements to receive a quote for this device.
Industrial and obsolete parts are priced per enquiry: the final price depends on available stock, condition, quantity, and your delivery destination, so a fixed list price would be misleading. Request a quote and we confirm current pricing, lead time, and sourcing options — including hard-to-find and discontinued EC Sense references — within one business day.
For a faster response, include quantity, condition, and delivery destination.
Verified configuration
Engineering context
Use the manufacturer part number and model code—not appearance alone. Connection, size, material, voltage, pressure, seal, and control options can differ within the same product family.
Provide quantity, delivery country and ZIP/postal code, required condition, target date, and photographs of the existing nameplate when available.
Our sourcing response is prepared against EC Sense H2-STOX. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.