Mars Air Systems J0028
Mars Air Systems J0028

Mars Air Systems J0028, Relay with Time Delay, Mechanical Universal Surface-Mounted Roller/Plunger Switch, 115v

$316.50 /ea

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Mars Air Systems J0028 Overview


  • Compatible with LPV2, LPN2, STD2, N2, QP10 series air curtains
  • Time delay option – Field adjustable (6s-20m) delay on break. Delay keeps air curtains ON after door closes
  • UR (UL Recognized) and rated for NEMA 1 (field installed by others)
  • Solid State Controllers
  • Used when low voltage automatic control of an air curtain(s) is required
  • Compact control package for limited space installations
  • Steel Mechanical Universal Surface-Mounted Plunger/Roller Switch + Relay With Time Delay 115v (99-014 + 99-050)
  • Single pole terminal (1P) normally closed (NC) and normally opened (NO) contact
  • Relays require at least one switch to function, and so are available in Control Kits only.

Note: Second switch required for double door. In multiple-door installations, one relay controls multiple switches.

Mars Air Systems Warranty:

1 Year Parts

Since this item is not stocked in our warehouse, we can not guarantee availability, transit times, etc. If you need this item within a certain timeframe, please contact us before placing your order so that we can verify current stocking levels for you.

Product Brand

J0028 Resources

Mars Air Systems J0028 Specifications


Single Phase
Switch Style
Combination Roller / Plunger
115 Volts
Product Condition

Compatible Products

Models numbers shown are for reference only, may not be listed, may vary by serial number and subject to change without notice. Please contact us to confirm the proper item to be used with your model.

QP10 Series


Manufacturer Warranty
1 Year Parts

Frequently bought together

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