HornBlasters 165-200 PSI Weatherproof Pressure Switch with 40A Relays


Rated 5.0 out of 5
2 Reviews


The ultimate all-in-one solution for automating your dual-compressor onboard air system!  Our 165-200 PSI Weatherproof Pressure Switch With 40A Relays is the most rugged and durable pressure switch you can buy. Outfitted with dual 40 amp relays and encased in a waterproof coating, our 165-200 PSI Weatherproof Pressure Switch With 40A Relays makes installation worry-free and incredibly easy to install. When your pressure drops below 165 PSI our 165-200 PSI Weatherproof Pressure Switch With 40A Relays will automatically activate both of your compressors and automatically shut them off when the air pressure reaches 200 PSI.

  • Moisture Resistant
  • Dual Built-In Relays
  • Cycle Tested
  • Made In The USA
  • HornBlasters 165-200 PSI Pressure Switch with Dual Relays
  • Part Number: PS-200HD
  • Ports: 1x ¼″ NPT male
  • Turn-Off Pressure: 200 PSI
  • Restart Pressure: 165 PSI
  • Voltage: 12 Volts DC
  • Max Amps: 80 Amps (40 Per Channel)
  • Length: 3.40″ (86.36 mm)
  • Width: 1.25″ (31.75 mm)
  • Height: 1.34in (34.04 mm)
  • Weight: 1 lb (0.45 Kg)
Refunds, Returns, & Warranty
  • Money-Back Guarantee/Refund Policy
    All merchandise unless otherwise indicated may be returned within 30 days from the shipment arrival date for a refund. A Returned Merchandise Authorization (RMA) number is required for all returns. A 15% restocking fee may apply. Additional deductions may be made to reflect the products current market value. These terms apply to all refunds. Most products are shipped with a refund/replacement guarantee period unless otherwise noted in the product listing. Customers must inform HornBlasters.com of any order discrepancy within 7 days from the invoice date so that we may investigate and resolve the situation accordingly.
  • Warranty
    This product is backed with a 1 Year Manufactures Defect Warranty!
  • HornBlasters.com satisfaction guarantee
    HornBlasters.com offers our customers a 30-day satisfaction replacement or refund guarantee on all purchases, except when otherwise noted in the product listing.
  • Cross-Shipments
    HornBlasters.com will not cross-ship returned merchandise.
  • Physical Damage Policy
    Physical damage to any product purchased at HornBlasters.com will effectively void warranty coverage. Physical damage includes but is not limited to improper handling and/or any other type of damage sustained by irregular usage.

Warnings & Notices

Safety warning icon

This product can expose you to chemicals including lead, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information, go to www.p65warnings.ca.gov.

average rating 5.0 out of 5
Based on 2 reviews
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100% of reviewers would recommend this product to a friend
2 Reviews
Rated 5 out of 5
Review posted

Good pressure switch!

This pressure switch is great! It is weather proof and can run 2 compressors so it is exactly what I need!

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Rated 5 out of 5
Review posted

Increased pressure to 200 psi

It increased horns from 165 psi to 200 psi making the horns sound even better had to get a bigger 235 emergency blow off valve worked great thanks

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