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NASA Marine EX-1 Exhaust Temperature Monitor Alarm Wet Exhaust Early Warning Kit

NASA Marine EX-1 Exhaust Temperature Monitor Alarm Wet Exhaust Early Warning Kit

Regular price £117.40 GBP
Regular price Sale price £117.40 GBP
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NASA Marine EX-1 Exhaust Monitor

Advanced Early Warning for Wet Exhaust Systems

The NASA Marine EX-1 is a vital safety instrument for any vessel equipped with a wet exhaust system. Standard engine temperature gauges often react too slowly to raw water cooling failures; by the time the engine block heats up, the exhaust hose and internal components may already be damaged. The EX-1 monitors exhaust gas temperature directly, providing a nearly instantaneous warning of impeller failure, blockages, or pump issues.

RELIABILITY: Designed and manufactured in England to meet rigorous marine standards, ensuring precision monitoring and fail-safe alarm functionality.

Key Features

  • ✔ Direct exhaust gas measurement
  • ✔ High contrast LCD with backlight
  • ✔ Audible and Visual alarm system
  • ✔ User-programmable alarm threshold
  • ✔ Simple DIY installation kit included

Technical Specs

Voltage: 8 to 15 Volts DC
Current: Less than 1.5mA
Temp Range: -35°C to +170°C
Dimensions: 125 x 62 x 23mm
Cable Length: 5 Metres (extendable)

Compatibility / Fitment Guide

System Type Application Notes
Wet Exhaust Marine Engines (Diesel/Petrol) Compatible with Yanmar, Volvo Penta, Beta, etc.
Hose Material Rubber or Polymer Sensor mounts directly into the hose.
Mounting Dry Bulkhead/Cabin Display unit is not waterproof.

OEM Cross Reference

Manufacturer Part Number EX-1 / EX1
Brand NASA Marine Instruments

Questions & Answers

Is this a genuine original part?

Yes, this is a genuine NASA Marine EX-1 kit, complete with the sensor, cable, and display unit, manufactured in the United Kingdom.

How do I know if it is compatible?

It is compatible with any marine engine that utilizes a wet (water-cooled) exhaust system. You simply drill a 5mm hole in the exhaust hose to insert the probe.

Can the sensor cable be extended?

Yes, the provided 5-metre cable can be shortened or extended as required during installation to suit your vessel's layout.

Note: The EX-1 display is designed for mounting in a dry area. Visit 4boats.co.uk for more technical support and marine instrumentation.

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