SS1 Air Conditioner Condensate Line Safety Switch


The SS1 condensate line safety switch detects clogged A/C condensate drains and shuts off the system to prevent water damage to floors, walls and ceilings. Can be installed horizontally or vertically, inline or on the primary pan’s auxiliary drain outlet by using the included ¾” adapter, bushing and cap. Can be installed on a sloping line and does not need to be level or plumb.

SKU: SS1safetswitch Categories: ,


  • The Safe-T-Switch® Model SS1 detects down stream clogs in condensate drains and interrupts the thermostat circuit to shut off the unit before flooding occurs.
  • Works with optional Safe-T-Gard® Model SG1 condensate overflow alarm.
  • The SS1 Air Conditioner Condensate Line Safety Switch installs inline at any downward slope from vertical to horizontal. It can also be installed on auxiliary pan outlets utilizing the plug included with the kit.
  • PVC Tee body accepts a ¾-inch slip PVC stub or drain pipe with included bushing.
  • Compact design fits well in sloped drains and tight spaces.
  • Approved for use as a substitute for auxilliary condensate drains in jurisdictions where the International Mechanical Code applies.
  • Installation options include inline installation in primary condensate drains vertical or horizontal, auxilliary (safety) pan outlet installation with included plug and plugged installation on alternate primary drain outlets.
  • Design incorporates sealed, waterproof reed/magnet float switch technology with potted electrical contacts for reliable performance in wet environments. Float resets automatically and after the drain is cleared.
  • Included 6-Foot lead wires are prewired and sealed requiring one electrical connection during installation – usually within the air handler electrical cabinet.
  • Safe-T-Switch® is UL® Listed to comply with UL 508 and most applicable building codes. Safe-T-Switch® has been tested and listed for use in a 24-volt circuit at 1.25 amps 6000 cycles by Underwriters Laboratories®.
  • SPECIFICATIONS: 24 Volts A/C, 1.25 Amp GP Switching Current (Tested and Listed by UL® at 6000 Cycles – Inductive Load). Reed Component Device is Separately UL® Recognized at 2.5 Amps Max. Carry Current.
  • Schedule 40 PVC Slip Fittings Accept 3/4-inch Stub or Drain Line.

Additional information

Weight 2.5 lbs
Dimensions 5 × 5 × 5 in