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CLEVELAND CONTROLS Air Sensing Switch: Fixed, Auto Reset, 0.05 in wc, Open Mounted, SPDT, Barb - Fixed Set-Point Air Pressure Switches
CLEVELAND CONTROLSFixed Set-Point Air Pressure Switches

CLEVELAND CONTROLS Air Sensing Switch: Fixed, Auto Reset, 0.05 in wc, Open Mounted, SPDT, Barb

The CLEVELAND CONTROLS DFS-221-112-395 is a fixed set-point air pressure switch with an auto reset, SPDT switching, and a barb connection. It is open mounted and has a set point of 0.05 in wc, with a switch voltage…

SKU 3G-OTH-69200

Also listed as: DFS221112395 · DFS 221 112 395

Brand
CLEVELAND CONTROLS
Item
Air Sensing Switch: Fixed, Auto Reset, 0.05 in wc, Open Mounted, SPDT, Barb
Category
Fixed Set-Point Air Pressure Switches
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Local availability & support — the Philippines

Delivery
5–8 business days door-to-door; Bureau of Customs clearance typically 2–4 business days.
Payment
Invoicing in PHP or USD. Bank transfer and corporate PO accepted.
Ships to
Manila, Quezon City, Cebu, Davao, Batangas

Technical Specifications

CLEVELAND CONTROLS
Manufacturer Part Number
DFS-221-112-395
Type
Auto Reset, 0.05 in wc, Open Mounted, SPDT, Barb
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 DFS-221-112-395 is a fixed set-point air pressure switch with an auto reset, SPDT switching, and a barb connection. It is open mounted and has a set point of 0.05 in wc, with a switch voltage rating of 277V AC.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

What is the CLEVELAND CONTROLS DFS-221-112-395 air sensing switch used for?

The CLEVELAND CONTROLS DFS-221-112-395 is a fixed set-point air pressure switch used to detect low air pressure or airflow in HVAC systems, fume hoods, and industrial ventilation. It provides SPDT switching at 277V AC with auto reset, making it suitable for safety interlocks and fan status monitoring.

What are the specifications of the CLEVELAND CONTROLS DFS-221-112-395?

The DFS-221-112-395 is a fixed set-point air pressure switch from CLEVELAND CONTROLS. It features a set point of 0.05 in wc, SPDT switching, auto reset, and a barb connection. It is open mounted and rated for 277V AC. The manufacturer part number is DFS-221-112-395.

Where to buy the CLEVELAND CONTROLS DFS-221-112-395 worldwide?

3G Electric supplies the CLEVELAND CONTROLS DFS-221-112-395 air sensing switch worldwide. As a global industrial distributor, we handle full logistics, customs clearance, and delivery to your site. Contact us for availability and lead time. We source and deliver this CLEVELAND CONTROLS switch to any country.

How to install the CLEVELAND CONTROLS DFS-221-112-395 air pressure switch?

Mount the DFS-221-112-395 in a clean, dry location with the pressure port oriented downward to prevent moisture ingress. Connect the barb to a static pressure tap using flexible tubing. Wire the SPDT contacts per your control circuit, ensuring the 277V AC rating is not exceeded. Test the set point with a manometer.

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 fixed 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 Sensing Switch: Adj, Auto Reset, 0.1 in wc to 10 in wc, Open Mounted, SPDT, Push-On, 277V AC (MPN NS2-0000-05)
CLEVELAND CONTROLS
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 Sensing Switch: Adj, Auto Reset, 0.15 in wc to 5 in wc, Open Mounted, SPDT, Barb (MPN RFS-4150)
CLEVELAND CONTROLS
Air Sensing Switch: Adj, Auto Reset, 0.15 in wc to 5 in wc, Open Mounted, SPDT, Barb (MPN RFS-4150)
Air Pressure Switch: Adj, Auto Reset, 0.05 in wc to 12 in wc, Open Mounted, SPDT, Barb, 277V AC (MPN AFS-298-112-147)
CLEVELAND CONTROLS
Air Pressure Switch: Adj, Auto Reset, 0.05 in wc to 12 in wc, Open Mounted, SPDT, Barb, 277V AC (MPN AFS-298-112-147)
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)
CLEVELAND CONTROLS
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)
Air Pressure Switch: Adj, Auto Reset, 0.05 in wc to 2 in wc, Open Mounted, SPDT, Barb, 277V AC (MPN AFS-275-112)
CLEVELAND CONTROLS
Air Pressure Switch: Adj, Auto Reset, 0.05 in wc to 2 in wc, Open Mounted, SPDT, Barb, 277V AC (MPN AFS-275-112)

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