CLEVELAND CONTROLS Air Pressure Switch: Fixed, Auto Reset, 0.05 in wc, Open Mounted, SPDT
The CLEVELAND CONTROLS DFS-448 is a fixed set-point air pressure switch with auto reset, designed for open mounting. It features a 0.05 in wc set point, SPDT contacts, and push-on terminals, operating at 277V AC.
SKU 3G-OTH-69231
Also listed as: DFS448 · DFS 448
Local availability & support
- Delivery
- Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
- Payment
- Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.
Need installation or engineering help?
Ask a question
Product Description
The CLEVELAND CONTROLS DFS-448 is a fixed set-point air pressure switch with auto reset, designed for open mounting. It features a 0.05 in wc set point, SPDT contacts, and push-on terminals, operating at 277V AC.
Frequently Asked Questions
What is the CLEVELAND CONTROLS DFS-448 air pressure switch used for?
The DFS-448 is a fixed set-point air pressure switch used to sense low differential air pressure in HVAC, combustion, and ventilation systems. It provides SPDT switching at 277V AC for proving airflow, filter monitoring, or damper control.
What are the specifications of the CLEVELAND CONTROLS DFS-448?
The DFS-448 is a fixed set-point air pressure switch with auto reset, 0.05 in wc set point, SPDT contacts, and push-on terminals. It operates at 277V AC and is open mounted. The manufacturer part number is DFS-448 from CLEVELAND CONTROLS.
Where to buy the CLEVELAND CONTROLS DFS-448 worldwide?
3G Electric supplies the CLEVELAND CONTROLS DFS-448 air pressure switch to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us for pricing and lead time on this fixed set-point switch.
How to install the CLEVELAND CONTROLS DFS-448 air pressure switch?
Mount the DFS-448 in an open position with the pressure ports connected to the sensed air source. Wire the SPDT push-on terminals per your control circuit at 277V AC. Ensure the set point of 0.05 in wc matches your application before commissioning.
Used in
Common applications for CLEVELAND CONTROLSCLEVELAND 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.
