Price Match Guarantee
Order by 2:00 a.m., and we'll ship the same day
365-Day Return Policy
Price Match GuaranteeGET PRO PRICING
Manufacturer Part
Trane Square Key KEY00300
Genuine OEM Part # KEY00300RC Item # 2549278
Manufacturer Part
$5.51
Does this part fit my product?
Key; 1/4 in x 1/4 in x 1-1/2 in
$5.51
This part KEY00300 is compatible with:
- Product Type:
- Furnace, Packaged Unit/RTU, Heat Pump, Central Air Conditioner
- Brands:
- Trane
Related Articles & Videos
02:01
Troubleshooting
Central Air Conditioner Fan Motor Not Running — Central Air Conditioner Troubleshooting
03:12
Troubleshooting
Central Air Conditioner Not Cooling — Central Air Conditioner Troubleshooting
Frequently Bought with Square Key
Square Key Customer Reviews
Shop by Brands
Repair Help by Brands and Product Type
Our Story
Family-owned and operated since 1912, Burke America Parts Group is the longest-running genuine appliance, HVAC, and outdoor power equipment parts solution in North America. At Repair Clinic, we're proud to be an international brand trusted by the pros as well as the DIY community.
About Repair Clinic
© 2026 RepairClinic.com