IP54 ABS Adjustable Differential Pressure Switch for Air Filter - 10kPa Max Pressure, -40℃ to 85℃ Range

Price Negotiable
Price: Negotiable
MOQ: 10
Delivery Time: 7days
Brand: Keramcontrols
Product Description
Product Overview
The QAD series IP54 ABS adjustable differential pressure switch monitors air filter systems by detecting minute pressure changes. This versatile device controls aerator flow, monitors fans and air conditioners, and provides over-heating and frost protection in industrial cooling systems.
Key Features
  • Visual setpoint adjustment for precise calibration
  • IP54 protection rating with cover for dust and moisture resistance
  • Wide operating temperature range: -40℃ to 85℃
  • UL, CE, and RoHS certified for quality assurance
  • SPDT contact arrangement with 1.5A resistive rating
Technical Specifications
ParameterSpecification
Model SeriesQAD
Media CompatibilityAir, non-combustible and non-aggressive gases
Maximum Operating Pressure10kPa
Mounting PositionDiaphragm in any vertical plane
Degree of ProtectionIP54 (with cover)
Operating Temperature-40℃ to 85℃
Contact ArrangementSPDT
Electrical Rating1.5A resistive (0.4A inductive) 250V
Electrical Connection6.3x0.8 blade 46244 or screw terminals
Housing MaterialABS
Duct ConnectorsABS
Membrane MaterialSilicone
Cable SleevePVC
Weight0.15kg (0.35kg with flexible pipe)
Connection Sizeφ6.0mm for tube connection
CertificationsUL, CE, RoHS
Product Range & Pressure Settings
ModelPressure RangeDifferentialTolerance
QAD-120~200Pa10Pa±15%
QAD-230~300Pa10Pa±15%
QAD-340~400Pa20Pa±15%
QAD-450~500Pa20Pa±15%
QAD-5200~1000Pa100Pa±15%
QAD-6500~2500Pa150Pa±15%
QAD-71000~5000Pa250Pa±15%
Installation Guidelines
The QAD series air pressure controls are factory-calibrated for vertical position. Horizontal installation affects switching points:
  • Cover facing upwards: switching point is 15Pa higher than scale
  • Cover facing downwards: switching point is 15Pa lower than scale
Important: Do not install upside down with trip pressures of less than 50Pa!
Product Dimensions
QAD series differential pressure switch dimensional diagram showing exact measurements in millimeters
Electrical Wiring Diagram
Electrical wiring schematic for QAD pressure switch connection terminals
Frequently Asked Questions
Q: What's the delivery time?
A: Standard products within 10 pieces typically ship in 4 days, depending on specifications and order quantity.
Q: Are you manufacturer or trading company?
A: We are an experienced manufacturer with our own factory and welcome facility visits.
Q: Can we use our logo on the products?
A: Yes, we provide OEM services for custom branding.
Q: Do you have products with ex-proof certificate?
A: Yes, we offer intrinsic-safety and flame proof certified products.
Q: What is the warranty of your products?
A: Standard warranty period is 12 months.
Q: What's the means of transport?
A: We ship via express carriers (TNT, Fedex, DHL, UPS) or logistics services as specified.

Get in Touch

Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company Keram (Nanjing)ELECTRICAL Equipment Co., Ltd.
Location Room 402, Block A, Building 12#, LianDong U Valley, No. 1 Qingnian Road, Yuhuatai District, Nanjing City, Jiangsu Province, China, 210039
Contact Person James

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