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{"title":"50-500Pa Adjustable CE Certified Differential Pressure Switch for HVAC and Air","imgUrl":"https:\/\/img.chinax.com\/nimg\/98\/03\/b309e1414c414b81ab64e4bca24d-200x200-1\/50_500pa_adjustable_ce_certified_differential_pressure_switch_for_hvac_and_air_conditioning.jpg","attrs":{"Brand Name":"Keram Controls","Model Number":"QAD","Certification":"CE","Place of Origin":"China"}}
{"title":"IP54 ABS Adjustable Differential Pressure Switch For Air Filter","imgUrl":"https:\/\/img.chinax.com\/nimg\/21\/e7\/0f2f94946b2ada72800c9adcb85d-200x200-1\/ip54_abs_adjustable_differential_pressure_switch_for_air_filter.jpg","attrs":{"Brand Name":"Keramcontrols","Model Number":"QAD","Certification":"CE,RoHS","Place of Origin":"China"}}
{"title":"QAD Air Conditioner Fan Differential Pressure Switch IP54","imgUrl":"https:\/\/img.chinax.com\/nimg\/04\/bf\/fdb7204b49496b2e99bed1ebf478-200x200-1\/qad_air_conditioner_fan_differential_pressure_switch_ip54.jpg","attrs":{"Brand Name":"Keramcontrols","Model Number":"QAD","Certification":"CE,RoHS","Place of Origin":"China"}}
{"title":"20-200Pa Air Differential Pressure Switch","imgUrl":"https:\/\/img.chinax.com\/nimg\/6f\/c9\/6748c90af64f6e9d6cbe0e37832b-200x200-1\/20_200pa_air_differential_pressure_switch.jpg","attrs":{"Brand Name":"Keramcontrols","Model Number":"QAD","Certification":"CE,RoHS","Place of Origin":"China"}}
{"title":"IP54 30-300Pa Air Differential Pressure Switch For Air Conditioner","imgUrl":"https:\/\/img.chinax.com\/nimg\/e6\/5f\/aa9097a1804ff530d77f57bcfb0c-200x200-1\/ip54_30_300pa_air_differential_pressure_switch_for_air_conditioner.jpg","attrs":{"Brand Name":"Keramcontrols","Model Number":"QAD","Certification":"CE,RoHS","Place of Origin":"China"}}
The QAD Series Differential Pressure Switch is specifically designed for low-range, high-accuracy differential pressure monitoring applications across various industrial and commercial settings.
Technical Specifications
Measurement Media
Air, Gas
Power Supply
250V
Range
Minimum: 20-200Pa / Maximum: 1000-5000Pa
Protection Rating
IP54
Connection
6.0mm Dia. for tube connection
Maximum Work Pressure
10000Pa
Material
ABS + PVC
Applications
HVAC system air pressure monitoring
Variable Air Volume (VAV) terminal unit differential pressure control
Cleanroom positive pressure maintenance and alarming (pharma/electronics/medical)
Air filter clogging detection and replacement alarm
Duct static and dynamic pressure measurement and control
Building Automation System (BAS) pressure sensing
Data center hot/cold aisle airflow pressure monitoring
Operating room / isolation ward negative pressure differential control
Biosafety cabinet and fume hood differential pressure monitoring
Laboratory ventilation and pressure gradient control
Semiconductor fab exhaust system pressure monitoring