A Core deposit is a form of deposit you pay until returning your old part. If you don't have the core at the time of purchase, you must pay the core charge. That charge is refunded to you when you return the core.

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1/4" Electric tank drain w/ strainer - Installed on compressor tanks and receiver tanks, these units automatically drain water and contamination at set times. Benefits include increased tank life, maximizing air volume and increasing the life of tools and equipment. 230 Volt, includes protective caps and o-rings for added protection and tamper resistance, manual override, LED power indicator, 6 ft. power cord, interval time .05-45 mins, discharge time .05-10 seconds, 2.5 gpm discharge rate, UL and CE approved, IP 65 and NEMA 4 protection, includes strainer, 230 psi max. 


  • UL and CE approved
  • Includes protective caps and O-rings for added protection and tamper resistance
  • IP 65/NEMA 4 Protection
  • Interval Time .05 - 45 Min. Adjustable
  • Discharge Time .05 - 10 Seconds Adjustable
  • Manual Override
  • LED Power Indicator
  • Forged Brass Valve body
  • 6 ft. Power Cord
  • 1 Year Limited Warranty
  • 2.5 gpm discharge rate
BrandATD Tools
Part Number7931
Line CodeATD
TerminologyShop Air Compressor Automatic Drain
For warranty information please contact Auto-Wares.