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CLEVELAND CONTROLS Air Pressure Switch: Adj, Auto Reset, 0.05 in wc to 12 in wc, Conduit Box - Adjustable Set-Point Air Pressure Switches
CLEVELAND CONTROLSAdjustable Set-Point Air Pressure Switches

CLEVELAND CONTROLS Air Pressure Switch: Adj, Auto Reset, 0.05 in wc to 12 in wc, Conduit Box

The CLEVELAND CONTROLS AFS-A is an adjustable set-point air pressure switch with auto reset, SPDT switching, and a 277V AC rating. It features a conduit box and NPT connection, with a set-point range of 0.05 in wc to…

SKU 3G-OTH-68868

Also listed as: AFSA · AFS A

Brand
CLEVELAND CONTROLS
Item
Air Pressure Switch: Adj, Auto Reset, 0.05 in wc to 12 in wc, Conduit Box
Category
Adjustable Set-Point Air Pressure Switches
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

CLEVELAND CONTROLS
Manufacturer Part Number
AFS-A
Type
Auto Reset, 0.05 in wc to 12 in wc, Conduit Box, SPDT, NPT
AC
277V
Switch Voltage
277V AC

Technical Documents

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CLEVELAND CONTROLS Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The CLEVELAND CONTROLS AFS-A is an adjustable set-point air pressure switch with auto reset, SPDT switching, and a 277V AC rating. It features a conduit box and NPT connection, with a set-point range of 0.05 in wc to 12 in wc.

Frequently Asked Questions

What is the CLEVELAND CONTROLS AFS-A air pressure switch used for?

The CLEVELAND CONTROLS AFS-A adjustable set-point air pressure switch monitors positive or negative air pressure in HVAC ducts, combustion air systems, and industrial ventilation. It auto-resets and switches SPDT contacts at 277V AC, making it suitable for safety interlocks and fan proving.

What are the specifications of the CLEVELAND CONTROLS AFS-A?

The AFS-A is an adjustable air pressure switch with auto reset, SPDT contacts, and a 277V AC rating. Its set-point range is 0.05 in wc to 12 in wc. It includes a conduit box and NPT connection. The manufacturer part number is AFS-A from CLEVELAND CONTROLS.

Where to buy the CLEVELAND CONTROLS AFS-A worldwide?

3G Electric supplies the CLEVELAND CONTROLS AFS-A air pressure switch to customers worldwide. As a global industrial sourcing partner, we handle logistics, customs clearance, and delivery to your site. Contact us for availability and lead time on this adjustable set-point switch.

How to install the CLEVELAND CONTROLS AFS-A air pressure switch?

Mount the AFS-A in a clean, dry location using the conduit box and NPT connection. Connect the SPDT contacts per your control circuit (277V AC max). Adjust the set-point between 0.05 in wc and 12 in wc using the adjustment screw. Verify auto-reset function before commissioning.

Used in

Common applications for CLEVELAND CONTROLS
HVAC duct static pressure monitoring — Cleveland Controls static pressure probes (e.g., model 21118) used in air handling units
Burner draft pressure control — Cleveland Controls adjustable set-point switches (e.g., AFS-A) for combustion air proving
Industrial process air flow measurement — Cleveland Controls total pressure probes (e.g., model 21123) in ventilation systems
Building automation system pressure sensing — Cleveland Controls switches (e.g., RFS-4150) for filter clog detection
Exhaust fan interlock — Cleveland Controls pressure switches (e.g., AFS-222-112) for proving fan operation

CLEVELAND CONTROLS Products

3G Electric supplies CLEVELAND CONTROLS adjustable set-point air pressure switches. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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Compatible alternatives & equivalents

Cross-referenced by specification & description
Air Pressure Switch: Adj, Auto Reset, 0.05 in wc to 12 in wc, Conduit Box, SPDT, NPT, 277V AC (MPN AFS-145)
CLEVELAND CONTROLS
Air Pressure Switch: Adj, Auto Reset, 0.05 in wc to 12 in wc, Conduit Box, SPDT, NPT, 277V AC (MPN AFS-145)
Air Pressure Switch: Adj, Auto Reset, 0.05 in wc to 12 in wc, Conduit Box, SPDT, Barb, 277V AC (MPN AFS-222-112)
CLEVELAND CONTROLS
Air Pressure Switch: Adj, Auto Reset, 0.05 in wc to 12 in wc, Conduit Box, SPDT, Barb, 277V AC (MPN AFS-222-112)
Air Pressure Switch: Adj, Auto Reset, 0.05 in wc to 2 in wc, Conduit Box, SPDT, Barb, 277V AC (MPN AFS-262-112)
CLEVELAND CONTROLS
Air Pressure Switch: Adj, Auto Reset, 0.05 in wc to 2 in wc, Conduit Box, SPDT, Barb, 277V AC (MPN AFS-262-112)
Air Pressure Switch: Adj, Auto Reset, 0.05 in wc to 2 in wc, Conduit Box, SPDT, Integral Compression (MPN AFS-262)
CLEVELAND CONTROLS
Air Pressure Switch: Adj, Auto Reset, 0.05 in wc to 2 in wc, Conduit Box, SPDT, Integral Compression (MPN AFS-262)
Air Pressure Switch: Adj, Auto Reset, 0.03 in wc to 12 in wc, Conduit Box, SPDT, Barb (MPN AFS-405-112)
CLEVELAND CONTROLS
Air Pressure Switch: Adj, Auto Reset, 0.03 in wc to 12 in wc, Conduit Box, SPDT, Barb (MPN AFS-405-112)
Air Pressure Switch: Adj, Auto Reset, 0.03 in wc to 2 in wc, Conduit Box, SPDT, Integral Compression (MPN AFS-398)
CLEVELAND CONTROLS
Air Pressure Switch: Adj, Auto Reset, 0.03 in wc to 2 in wc, Conduit Box, SPDT, Integral Compression (MPN AFS-398)

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Air Pressure Switch: Adj, Auto Reset, 0.05 in wc to 12 in wc, Open Mounted, SPDT, 115 to 277V AC (MPN AFS-227-161)
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Air Pressure Switch: Adj, Auto Reset, 0.03 in wc to 2 in wc, Conduit Box, SPDT, Barb, 277V AC (MPN AFS-398-112)
Air Pressure Switch: Adj, Auto Reset, 0.05 in wc to 12 in wc, Conduit Box, SPDT, NPT, 277V AC (MPN AFS-A-173)
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Air Pressure Switch: Adj, Auto Reset, 0.05 in wc to 12 in wc, Conduit Box, SPDT, NPT, 277V AC (MPN AFS-A-173)
Air Sensing Switch: Adj, Auto Reset, 0.1 in wc to 10 in wc, Open Mounted, SPDT, Push-On, 277V AC (MPN NS2-0000-05)
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Air Sensing Switch: Adj, Auto Reset, 0.1 in wc to 10 in wc, Open Mounted, SPDT, Push-On, 277V AC (MPN NS2-0000-05)
Air Pressure Switch: Adj, Auto Reset, 0.05 in wc to 2 in wc, Open Mounted, SPDT, 277V AC (MPN AFS-271)
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Air Pressure Switch: Adj, Auto Reset, 0.05 in wc to 2 in wc, Open Mounted, SPDT, 277V AC (MPN AFS-271)