Air Conditioning Parts
A/C condenser fan motors, capacitors, contactors, etc.
Homeowners & DIY welcome.
Evaporative Cooler Pads
Mastercool pads, extra thick aspen cooler pads, custom rigid swamp cooler pads.
Swamp Cooler Parts
Parts breakdowns for Mastercool coolers and various common swamp cooler parts.
Metal Duct Fittings
Sheet metal ductwork for HVAC. Tee wyes, vent pipe, elbows, register boxes and more.
HVAC Flexible Ductwork
Insulated flex duct makes adding air runs easy, and saves time and money.
Air Conditioning Registers
HVAC vents, register covers, and grilles. Many sizes and styles to choose from.
Cooler Covers /
Air Conditioner Covers
Protect your swamp cooler and keep your heated air in the winter with a cooler cover.
Evaporative Coolers
Rooftop or wall mount evaporative coolers that are designed to cool the whole house.
Mobile And Portable Coolers
Wide range of swamp coolers on wheels to cool small and large spaces.
Mastercool Stainless Steel
Wet Section Replacement
Upgrade or replace a wet section with stainless steel and forget about rust! Fits Adobeair Mastercools and Symphony.
Commercial/Industrial
Evaporative Coolers
High capacity ducted swamp coolers for warehouses, mechanic bays and garages.
Commercial Portable Coolers
High capacity portable swamp coolers for warehouses, mechanic bays, garages, and tent events
Our Products
Relays are magnetic switches that control when and where the power in your air conditioner goes. Relays are used to turn on and off components like motors and compressors.

Most air conditioning relays have a product number that starts with 90.


Below are some relays we carry in our online store.

90340 - 24 VOLT FAN RELAY DOUBLE POLE DOUBLE THROW

90370 - 24 VOLT SINGLE POLE DOUBLE THROW

90380 - 24 VOLT SINGLE POLE NORMALLY OPEN/ NORMALLY CLOSED


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Air Conditioning Relays