Classic Instruments NOS Bottle Pressure Gauges

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Classic Instruments NOS (Nitrous Oxide Systems) bottle pressure gauges are specialized dashboard instruments built to monitor real-time pressure in a vehicle's nitr

Classic Instruments NOS (Nitrous Oxide Systems) bottle pressure gauges are specialized dashboard instruments built to monitor real-time pressure in a vehicle's nitrous tank. They combine Classic Instruments high-accuracy analog gauge design with iconic NOS branding, helping racers keep bottle pressure in the ideal performance window (typically 900-950 psi). The gauges are available in a 2 1/8 or 2 5/8 in. diameter, with a black or white face color and number graphics.

Key features:

* Pressure range: Analog dials usually scale up to 1,500 or 2,000 psi to track high-pressure liquid nitrous
* Face styles: Offered with distinct styling options, such as classic black or white faceplates carrying the official NOS logo
* Accuracy: Uses precision movements or remote sensors to prevent line fluctuation and ensure safe, repeatable power delivery
* Accepts input from a sending unit, no data logger needed
* Analog .5 - 4.5 V DC output for data logging systems
* LED lighting, warm white or cool white
* Classic Instruments ZST built-in, no external control boxes needed and will work with any available speed signals
* Rugged air core movement and microprocessor technology for precision and durability
* Performance bezels feature a taller, contoured profile designed specifically
* Wiring harness, sending unit, and installation hardware Included
* Full sweep provides increased accuracy
* Push-button calibration
* Integrated red warning light, illuminates entire gauge red when activated
* Warning light output for additional warning indicator lights

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