Description
The Ashcroft B424V-400 is a general-purpose pressure switch engineered for demanding HVAC, industrial, and mechanical system applications. Spanning a 0–400 PSI operating range, this switch delivers dependable pressure-activated switching action through its single-pole, double-throw (SPDT) output — making it compatible with a wide variety of control circuits and system configurations.
Built to perform in harsh environments, the B424V-400 features a Viton elastomer seal for superior resistance to oils, fuels, refrigerants, and aggressive chemicals. Its watertight NEMA 4X enclosure provides robust protection against dust, moisture, and corrosion, making it well-suited for both indoor and outdoor installations.
Key Features
- 0–400 PSI pressure range for broad general-purpose coverage
- SPDT (single-pole, double-throw) switching action for flexible circuit integration
- 1/4″ NPT process connection for easy installation on standard fittings
- Viton seal construction for excellent chemical and fluid compatibility
- Watertight NEMA 4X enclosure — resistant to dust, water, and corrosion
- Suitable for indoor and outdoor applications
Specifications
- Model: B424V-400
- Brand: Ashcroft
- Pressure Range: 0–400 PSI
- Switch Type: SPDT
- Process Connection: 1/4″ NPT
- Seal Material: Viton
- Enclosure Rating: NEMA 4X (Watertight)
Applications
- HVAC and refrigeration system pressure monitoring
- Compressor and pump protection circuits
- Industrial process control
- Water treatment and fluid handling systems
- General mechanical system pressure switching
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