R454B Refrigerant Accessories
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Electric heatCooper & Hunter R454B 5kW Auxiliary Heater, Electrical Heater, and Heat Strip for Multi-Position Air Handler $165.60 /60 in stockBulk 3-8% OFF 
Electric heatCooper & Hunter R454B 10kW Auxiliary Heater, Electrical Heater, and Heat Strip for Multi-Position Air Handler $223.20 /60 in stockBulk 3-8% OFF 
Electric heatCooper & Hunter R454B 15kW Auxiliary Heater, Electrical Heater, and Heat Strip for Multi-Position Air HandlerFree Shipping$303.84 /60 in stockBulk 3-8% OFF 
Electric heatCooper & Hunter R454B 20kW Auxiliary Heater, Electrical Heater, and Heat Strip for Multi-Position Air HandlerFree Shipping$355.68 /60 in stock
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R-410A Today: Proven, In-Stock HVAC vs New R-454B
R-410A vs R-454B: What U.S. HVAC Buyers Need to Know in 2025 As of 2025, MiniSplitsForLess.com still offers reliable, in-stock R-410A units from Cooper &a...
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R‑454B Refrigerant: Your Latest and Future‑Proof Choice for Mini‑Splits
Choose a 2025‑ready R‑454B system, verify your installer’s A2L certification, and you’ll sidestep the refrigerant scramble while cutting your AC’s climate fo...
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