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CLEVELAND CONTROLS AFS-305 Adjustable Set-Point Air Pressure Switch - Adjustable Set-Point Air Pressure Switches
CLEVELAND CONTROLSAdjustable Set-Point Air Pressure Switches

CLEVELAND CONTROLS AFS-305 Adjustable Set-Point Air Pressure Switch

The CLEVELAND CONTROLS AFS-305 is an adjustable set-point air pressure switch with a manual reset, featuring a 0.25 in wc to 12 in wc range and a SPDT contact configuration. It is housed in a conduit box and rated…

SKU 3G-OTH-69628

Also listed as: AFS305 · AFS 305

Brand
CLEVELAND CONTROLS
Item
AFS-305 Adjustable Set-Point Air Pressure Switch
Part Number
AFS-305
Category
Adjustable Set-Point Air Pressure Switches
Available to Order
Also known as:AFS-305CLEVELAND CONTROLS
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Technical Specifications

CLEVELAND CONTROLS
Manufacturer Part Number
AFS-305
Type
Manual Reset, 0.25 in wc to 12 in wc, Conduit Box, SPDT
Switch Voltage
250V AC

Technical Documents

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

Product Description

The CLEVELAND CONTROLS AFS-305 is an adjustable set-point air pressure switch with a manual reset, featuring a 0.25 in wc to 12 in wc range and a SPDT contact configuration. It is housed in a conduit box and rated for 250V AC operation.

Frequently Asked Questions

What is the CLEVELAND CONTROLS AFS-305 air pressure switch used for?

The CLEVELAND CONTROLS AFS-305 is used to monitor or control air pressure in HVAC, combustion, and industrial ventilation systems. It provides a manual reset function and SPDT switching at 250V AC, making it suitable for safety interlocks and alarm circuits where positive pressure verification is required.

What are the specifications of the CLEVELAND CONTROLS AFS-305?

The AFS-305 is an adjustable set-point air pressure switch with a range of 0.25 in wc to 12 in wc. It features a manual reset, SPDT contact configuration, and is housed in a conduit box. The switch is rated for 250V AC operation. The manufacturer part number is AFS-305 from CLEVELAND CONTROLS.

Where to buy the CLEVELAND CONTROLS AFS-305 worldwide?

3G Electric supplies the CLEVELAND CONTROLS AFS-305 air pressure switch to customers worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time; we source and deliver this part to any country.

How to install the CLEVELAND CONTROLS AFS-305 air pressure switch?

Mount the AFS-305 in a clean, dry location using the conduit box. Connect the SPDT contacts per your control circuit, ensuring the supply voltage does not exceed 250V AC. Adjust the set-point within the 0.25 in wc to 12 in wc range using the adjustment screw. The manual reset requires a physical push after a trip event.

Used in

Common applications for CLEVELAND CONTROLS
HVAC duct airflow monitoring — Cleveland Controls static pressure probe with 1/2 in smooth connection and 4 in insertion length (MPN 21117) for measuring static pressure in supply or return ducts.
Filter differential pressure monitoring — Cleveland Controls static pressure probe with 1 in barb connection and 3 1/2 in insertion length (MPN 21398-112) used to sense pressure drop across filters.
Clean room pressure control — Cleveland Controls static pressure probe with 1/2 in barb connection and 8 in insertion length (MPN 21119-112) for low-pressure measurement in controlled environments.
Combustion air proving — Cleveland Controls static pressure probe with 1 in smooth connection and 1 1/2 in insertion length (MPN 21397) to verify airflow in burner systems.
Ventilation system balancing — Cleveland Controls static pressure probe with 1/2 in smooth connection and 6 in insertion length (MPN 21118) for measuring pressure in large ducts.
Industrial exhaust monitoring — Cleveland Controls static pressure probe with 1 in barb connection and 2 in insertion length (MPN 21116-112) for pressure sensing in exhaust stacks.
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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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Auto reset adjustable set-point air pressure switch with a range of 0.05 in wc to 12 in wc. Features SPDT contacts rated at 277V AC, housed in a conduit box with barb connection. Used for monitoring air pressure in HVAC systems, such as duct static pressure, filter status, and fan proving
CLEVELAND CONTROLS
Auto reset adjustable set-point air pressure switch with a range of 0.05 in wc to 12 in wc. Features SPDT contacts rated at 277V AC, housed in a conduit box with barb connection. Used for monitoring air pressure in HVAC systems, such as duct static pressure, filter status, and fan proving

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