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BARKSDALE EPD1H-AA40 Differential Pressure Switch - Replacement HVACR Controls, Switches & Thermostats
BARKSDALEReplacement HVACR Controls, Switches & Thermostats

BARKSDALE EPD1H-AA40 Differential Pressure Switch

BARKSDALE Replacement HVACR Controls, Switches & Thermostats. Specifications: Product Type: Differential Pressure Switch.

SKU 3G-OTH-75267

Also listed as: EPD1HAA40 · EPD1H AA40

Brand
BARKSDALE
Item
EPD1H-AA40 Differential Pressure Switch
Category
Replacement HVACR Controls, Switches & Thermostats
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

BARKSDALE
Manufacturer Part Number
EPD1H-AA40
Product Type
Differential Pressure Switch

Technical Documents

No technical documents available for this product.
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BARKSDALE Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

BARKSDALE Replacement HVACR Controls, Switches & Thermostats. Specifications: Product Type: Differential Pressure Switch.

Frequently Asked Questions

What is the BARKSDALE EPD1H-AA40 differential pressure switch used for?

The BARKSDALE EPD1H-AA40 differential pressure switch is used in HVACR systems to monitor and control pressure differences, ensuring safe operation of filters, fans, and pumps. It is commonly applied in commercial and industrial environments for air handling, refrigeration, and process control.

What are the specifications of the BARKSDALE EPD1H-AA40?

The BARKSDALE EPD1H-AA40 is a differential pressure switch with manufacturer part number EPD1H-AA40. It is designed for HVACR applications, providing reliable switching based on pressure differential. For detailed technical data, consult the product datasheet or contact 3G Electric.

Where to buy the BARKSDALE EPD1H-AA40 worldwide?

You can source the BARKSDALE EPD1H-AA40 differential pressure switch through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time.

How to install the BARKSDALE EPD1H-AA40 differential pressure switch?

Install the BARKSDALE EPD1H-AA40 by mounting it in a clean, dry location with proper pressure connections. Ensure the switch is oriented per the manufacturer's guidelines, typically with ports facing downward. Verify electrical ratings and use appropriate conduit seals. Always follow local codes and the product manual.

Used in

Common applications for BARKSDALE
HVACR filter monitoring — Barksdale EPD1H differential pressure switch used to detect clogged air filters in commercial air handling units.
Hydraulic pump protection — Barksdale differential pressure switch monitors pressure drop across hydraulic filters to prevent pump cavitation.
Industrial process flow indication — Barksdale EPD1H series signals flow or no-flow conditions in cooling water or lubrication systems.
Compressor differential pressure control — Barksdale switch used in refrigeration systems to monitor oil pressure differential for compressor safety.
Water treatment filter backwash — Barksdale differential pressure switch triggers backwash cycle when pressure drop across a filter exceeds set point.
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BARKSDALE Products

3G Electric supplies BARKSDALE replacement hvacr controls, switches & thermostats. 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
Differential pressure switch for monitoring and controlling pressure differences in HVACR systems. Used to ensure safe operation of fans, filters, and ductwork in commercial and industrial heating, ventilation, and air conditioning equipment
UNITED ELECTRIC
Differential pressure switch for monitoring and controlling pressure differences in HVACR systems. Used to ensure safe operation of fans, filters, and ductwork in commercial and industrial heating, ventilation, and air conditioning equipment
The UNITED ELECTRIC J21K-140 is a differential pressure switch used in HVACR systems to monitor pressure differences. It can trigger alarms or shutdowns when setpoints are exceeded. Typical applications include air handling units, filter monitoring, and duct static pressure control
UNITED ELECTRIC
The UNITED ELECTRIC J21K-140 is a differential pressure switch used in HVACR systems to monitor pressure differences. It can trigger alarms or shutdowns when setpoints are exceeded. Typical applications include air handling units, filter monitoring, and duct static pressure control
This differential pressure switch monitors pressure differences in HVACR systems. It is used for applications such as filter monitoring, duct static pressure control, and air handling unit protection. The switch triggers alarms or equipment shutdown when setpoints are exceeded
UNITED ELECTRIC
This differential pressure switch monitors pressure differences in HVACR systems. It is used for applications such as filter monitoring, duct static pressure control, and air handling unit protection. The switch triggers alarms or equipment shutdown when setpoints are exceeded
Pressure switch for HVAC and boiler systems, used to monitor and control gas or water pressure. Activates or deactivates the system when pressure reaches a set threshold, protecting equipment from damage. Suitable as a replacement part in HVACR controls, switches, and thermostats
TELEDYNE LAARS
Pressure switch for HVAC and boiler systems, used to monitor and control gas or water pressure. Activates or deactivates the system when pressure reaches a set threshold, protecting equipment from damage. Suitable as a replacement part in HVACR controls, switches, and thermostats
Differential pressure switch for HVACR systems. Monitors pressure differences to trigger alarms or equipment shutdown when setpoints are exceeded. Commonly used in air handling units, filter monitoring, and duct static pressure control
UNITED ELECTRIC
Differential pressure switch for HVACR systems. Monitors pressure differences to trigger alarms or equipment shutdown when setpoints are exceeded. Commonly used in air handling units, filter monitoring, and duct static pressure control
The UNITED ELECTRIC E100-3BC is a differential pressure gauge with an integrated switch, providing both visual indication and electrical output for monitoring pressure differences. It is used in HVACR systems for applications such as filter monitoring, air handling unit control, and cleanroom pressure management
UNITED ELECTRIC
The UNITED ELECTRIC E100-3BC is a differential pressure gauge with an integrated switch, providing both visual indication and electrical output for monitoring pressure differences. It is used in HVACR systems for applications such as filter monitoring, air handling unit control, and cleanroom pressure management

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