Description
The Belimo 01APS-501 is a differential pressure switch engineered for dependable airflow and pressure monitoring in commercial and residential HVAC systems. With a sensing range of 0.8 to 4 inches water column (WC), this switch is ideally suited for filter status monitoring, fan proving, and duct pressure applications where accurate differential pressure detection is critical to system performance and safety.
Belimo is a globally recognized leader in HVAC actuation and sensing technology, and the 01APS-501 reflects that commitment to quality and reliability. The switch provides a clear, decisive output signal when the differential pressure threshold is reached, helping building automation systems and control panels respond appropriately to changing air-handling conditions.
Key Features
- Differential pressure sensing range: 0.8–4 in. WC (inches water column)
- Designed for filter monitoring, fan proving, and duct pressure applications
- Reliable switching output for integration with BAS and control panels
- Compact, durable construction suited for commercial HVAC environments
- Manufactured by Belimo, a trusted global leader in HVAC controls
Typical Applications
- Air handler unit (AHU) filter status monitoring
- Fan operation proving and airflow verification
- Duct static pressure monitoring
- Building automation and DDC system integration
Why Choose Belimo?
Belimo products are engineered for long service life and consistent performance in demanding HVAC environments. The 01APS-501 differential pressure switch is a straightforward, reliable solution for pressure-based control and monitoring tasks, helping technicians and building operators maintain optimal system efficiency and indoor air quality.
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