Description
Cleveland Controls AFS-460-121 Air Pressure Sensing Switch Overview
The Cleveland Controls AFS-460-121 is a reliable, field-proven air pressure sensing switch engineered for a wide range of HVAC and building automation applications. Designed to monitor and respond to changes in air pressure, this switch provides dependable system protection and control across its broad sensing range.
Key Features
- Wide sensing range: 0.4″ w.c. to 12″ w.c. — suitable for low- and medium-pressure air systems
- Manual reset operation ensures the system requires deliberate operator intervention before resuming after a fault condition
- Includes accessories for straightforward installation and commissioning
- Compact, durable construction built to withstand demanding HVAC environments
- Ideal for use in air handling units, duct systems, fans, blowers, and related HVAC equipment
Application
The AFS-460-121 is well-suited for monitoring supply and return air pressure, proving fan operation, detecting filter loading, and protecting equipment from over- or under-pressure conditions. The manual reset feature makes it a preferred choice for safety-critical applications where automatic restart is not desired.
Product Specifications
- Brand: Cleveland Controls
- Model / SKU: AFS-460-121
- Sensing Range: 0.4″ w.c. to 12″ w.c.
- Reset Type: Manual Reset
- Accessories: Included
Why Choose Cleveland Controls?
Cleveland Controls has a long-standing reputation for manufacturing high-quality pressure, flow, and level sensing switches for commercial and industrial HVAC applications. The AFS series air pressure switches are trusted by contractors and engineers for their accuracy, durability, and ease of installation.
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