Description
The United Electric Controls H400K-457 is a differential pressure switch designed for reliable pressure monitoring and control in HVAC and industrial systems. With an adjustable range of 0 to 30 PSI, this switch provides precise actuation based on system pressure conditions. It features an SPDT contact configuration for flexible control of alarms, shutdowns, or equipment operation. The NEMA 4 rated enclosure offers protection against water and dust, making it suitable for indoor or outdoor installations in demanding environments. This switch is commonly used for air, gas, and liquid pressure control applications requiring dependable performance.
Key Features
- Adjustable pressure range: 0–30 PSI
- SPDT contact configuration for versatile control
- NEMA 4 enclosure for protection against dust and water
- Suitable for air, gas, and liquid pressure applications
- Supports system control, alarm, and safety shutdown functions
- Durable construction for industrial and HVAC environments
- Designed for reliable and repeatable pressure switching
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