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R454B Refrigerant Air Conditioners
In stock
ROVSUN 9k BTU Mini Split Heat Pump (19 SEER2, 115V, Install Kit)
- TypeMini-Splits
- BTU Capacity9000 BTU
- Max. Coverage Area400 sq.ft.
- Tonnage0.75 Ton
- SEER219.0 SEER2
Free delivery on Mar 11–16
Limited stock
ROVSUN 9k BTU Mini Split Heat Pump (19 SEER2, 115V, Install Kit, Black)
- TypeMini-Splits
- BTU Capacity9000 BTU
- Max. Coverage Area400 sq.ft.
- Tonnage0.75 Ton
- SEER219.0 SEER2
Free delivery on Mar 11–16
In stock
ROVSUN 12k BTU Mini Split Heat Pump (21 SEER2, 115V, Install Kit)
- TypeMini-Splits
- BTU Capacity12000 BTU
- Max. Coverage Area550 sq.ft.
- Tonnage1 Ton
- SEER221.0 SEER2
Free delivery on Mar 11–16
In stock
ROVSUN 12k BTU Mini Split Heat Pump (21 SEER2, 230V, Install Kit)
- TypeMini-Splits
- BTU Capacity12000 BTU
- Max. Coverage Area550 sq.ft.
- Tonnage1 Ton
- SEER221.0 SEER2
Free delivery on Mar 11–16
Limited stock
ROVSUN 9k BTU Mini Split Heat Pump (24 SEER2, 115V, Install Kit)
- TypeMini-Splits
- BTU Capacity9000 BTU
- Max. Coverage Area400 sq.ft.
- Tonnage0.75 Ton
- SEER224.0 SEER2
Free delivery on Mar 11–16
Limited stock
Turbro Greenland 9k BTU Ductless Mini Split Heat Pump 115V (R454B Refrigerant)
- TypeMini-Splits
- BTU Capacity9000 BTU
- Max. Coverage Area400 sq.ft.
- Tonnage0.75 Ton
- SEER224.0 SEER2
Free delivery on Mar 11–16
Limited stock
Turbro Greenland 9k BTU Ductless Mini Split Heat Pump 230V (R454B Refrigerant)
- TypeMini-Splits
- BTU Capacity9000 BTU
- Max. Coverage Area400 sq.ft.
- Tonnage0.75 Ton
- SEER224.0 SEER2
Free delivery on Mar 11–16
Limited stock
ROVSUN 12k BTU Mini Split Heat Pump (21 SEER2, 115V, Install Kit, Black)
- TypeMini-Splits
- BTU Capacity12000 BTU
- Max. Coverage Area550 sq.ft.
- Tonnage1 Ton
- SEER221.0 SEER2
Free delivery on Mar 11–16
Limited stock
ROVSUN 12k BTU Mini Split Heat Pump (23 SEER2, 115V, Install Kit)
- TypeMini-Splits
- BTU Capacity12000 BTU
- Max. Coverage Area550 sq.ft.
- Tonnage1 Ton
- SEER223.0 SEER2
Free delivery on Mar 11–16
Limited stock
ROVSUN 12k BTU Mini Split Heat Pump (24 SEER2, 230V, Install Kit)
- TypeMini-Splits
- BTU Capacity12000 BTU
- Max. Coverage Area550 sq.ft.
- Tonnage1 Ton
- SEER224.0 SEER2
Free delivery on Mar 11–16
Limited stock
Turbro Greenland 12k BTU Ductless Mini Split Heat Pump 115V (R454B Refrigerant)
- TypeMini-Splits
- BTU Capacity12000 BTU
- Max. Coverage Area550 sq.ft.
- Tonnage1 Ton
- SEER223.0 SEER2
Free delivery on Mar 11–16
Limited stock
Turbro Greenland 12k BTU Ductless Mini Split Heat Pump 230V (R454B Refrigerant)
- TypeMini-Splits
- BTU Capacity12000 BTU
- Max. Coverage Area550 sq.ft.
- Tonnage1 Ton
- SEER224.0 SEER2
Free delivery on Mar 11–16
Limited stock
Customer Choice
BHI 12k BTU Mini Split Heat Pump (Wall Mount, 20.5 SEER2, 115V, R-454B, 16.4 ft Lineset)
- TypeMini-Splits
- BTU Capacity12000 BTU
- Max. Coverage Area600 sq.ft.
- Tonnage1 Ton
- SEER220.5 SEER2
Delivery on Mar 11–16
Limited stock
- TypeMini-Splits
- BTU Capacity12000 BTU
- Max. Coverage Area600 sq.ft.
- Tonnage1 Ton
- SEER220.5 SEER2
Delivery on Mar 11–16
Limited stock
ROVSUN 18k BTU Mini Split Heat Pump (21 SEER2, 230V, Install Kit)
- TypeMini-Splits
- BTU Capacity18000 BTU
- Max. Coverage Area1000 sq.ft.
- Tonnage1.5 Ton
- SEER221.0 SEER2
Free delivery on Mar 11–16
Limited stock
Customer Choice
ROVSUN 18k BTU Mini Split Heat Pump (23 SEER2, 230V, Install Kit)
- TypeMini-Splits
- BTU Capacity18000 BTU
- Max. Coverage Area1000 sq.ft.
- Tonnage1.5 Ton
- SEER223.0 SEER2
Free delivery on Mar 11–16
Limited stock
ROVSUN 24k BTU Mini Split Heat Pump (21 SEER2, 230V, Install Kit)
- TypeMini-Splits
- BTU Capacity24000 BTU
- Max. Coverage Area1500 sq.ft.
- Tonnage2 Ton
- SEER221.0 SEER2
Free delivery on Mar 11–16
Limited stock
Turbro Greenland 18k BTU Ductless Mini Split Heat Pump 230V (R454B Refrigerant)
- TypeMini-Splits
- BTU Capacity18000 BTU
- Max. Coverage Area1000 sq.ft.
- Tonnage1.5 Ton
- SEER223.0 SEER2
Free delivery on Mar 11–16
Limited stock
Turbro Greenland 24k BTU Ductless Mini Split Heat Pump 230V (R454B Refrigerant)
- TypeMini-Splits
- BTU Capacity18000 BTU
- Max. Coverage Area1500 sq.ft.
- Tonnage2 Ton
- SEER223.0 SEER2
Free delivery on Mar 11–16
Limited stock
- TypeMini-Splits
- BTU Capacity9000 BTU
- Max. Coverage Area400 sq.ft.
- Tonnage0.75 Ton
- SEER220.2 SEER2
Free delivery on Mar 09–12
Limited stock
- TypeMini-Splits
- BTU Capacity18000 BTU
- Max. Coverage Area800 sq.ft.
- Tonnage1.5 Ton
- SEER220.0 SEER2
Free delivery on Mar 09–12
Limited stock
ROVSUN 28k BTU Mini Split Heat Pump (2-Zone, 9k+12k, 20 SEER2, 230V, Install Kit)
- TypeMini-Splits
- BTU Capacity28000 BTU
- Max. Coverage Area950 sq.ft.
- Tonnage2.3 Ton
- SEER220.0 SEER2
Free delivery on Mar 11–16
Limited stock
ROVSUN 28k BTU Mini Split Heat Pump (2-Zone, 12k+12k, 20 SEER2, 230V, Install Kit)
- TypeMini-Splits
- BTU Capacity28000 BTU
- Max. Coverage Area950 sq.ft.
- Tonnage2.3 Ton
- SEER220.0 SEER2
Free delivery on Mar 11–16
Limited stock
ROVSUN 28k BTU Mini Split Heat Pump (2-Zone, 9k+18k, 20 SEER2, 230V, Install Kit)
- TypeMini-Splits
- BTU Capacity28000 BTU
- Max. Coverage Area950 sq.ft.
- Tonnage2.3 Ton
- SEER220.0 SEER2
Free delivery on Mar 11–16
Limited stock
ROVSUN 28k BTU Mini Split Heat Pump (2-Zone, 12k+18k, 20 SEER2, 230V, Install Kit)
- TypeMini-Splits
- BTU Capacity28000 BTU
- Max. Coverage Area950 sq.ft.
- Tonnage2.3 Ton
- SEER220.0 SEER2
Free delivery on Mar 11–16
Limited stock
ROVSUN 28k BTU Mini Split Heat Pump (2-Zone, 18k+18k, 20 SEER2, 230V, Install Kit)
- TypeMini-Splits
- BTU Capacity28000 BTU
- Max. Coverage Area950 sq.ft.
- Tonnage2.3 Ton
- SEER220.0 SEER2
Free delivery on Mar 11–16
Limited stock
MRCOOL DIY 5th Generation 9k BTU Heat Pump Mini Split - Complete System (454B Refrigerant)
- TypeMini-Splits
- BTU Capacity9000 BTU
- Max. Coverage Area400 sq.ft.
- Tonnage0.75 Ton
- SEER223.6 SEER2
Free delivery on Mar 09–12
Limited stock
- TypeMini-Splits
- BTU Capacity24000 BTU
- Max. Coverage Area1050 sq.ft.
- Tonnage2 Ton
- SEER218.9 SEER2
Free delivery on Mar 09–12
Limited stock
MRCOOL DIY 5th Generation 12k BTU Heat Pump Mini Split - Complete System (454B Refrigerant)
- TypeMini-Splits
- BTU Capacity12000 BTU
- Max. Coverage Area550 sq.ft.
- Tonnage1 Ton
- SEER223.5 SEER2
Free delivery on Mar 09–12
Limited stock
MRCOOL VersaPro® 2nd Gen 18k BTU Central Ducted Heat Pump Split - Complete System (454B Refrigerant)
- TypeCentral Systems
- BTU Capacity18000 BTU
- Max. Coverage Area750 sq.ft.
- Tonnage1.5 Ton
- SEER218.8 SEER2
Free delivery on Mar 09–12
Limited stock
Customer Choice
MRCOOL DIY 5th Generation 18k BTU Heat Pump Mini Split - Complete System (454B Refrigerant)
- TypeMini-Splits
- BTU Capacity18000 BTU
- Max. Coverage Area800 sq.ft.
- Tonnage1.5 Ton
- SEER222.5 SEER2
Free delivery on Mar 09–12
Limited stock
MRCOOL VersaPro® 2nd Gen 30k BTU Central Ducted Heat Pump Split - Complete System (454B Refrigerant)
- TypeCentral Systems
- BTU Capacity30000 BTU
- Max. Coverage Area1250 sq.ft.
- Tonnage2.5 Ton
- SEER217.0 SEER2
Free delivery on Mar 09–12
Limited stock
MRCOOL DIY 5th Generation 24k BTU Heat Pump Mini Split - Complete System (454B Refrigerant)
- TypeMini-Splits
- BTU Capacity24000 BTU
- Max. Coverage Area1050 sq.ft.
- Tonnage2 Ton
- SEER222.7 SEER2
Free delivery on Mar 09–12
Limited stock
MRCOOL VersaPro® 2nd Gen 36k BTU Central Ducted Heat Pump Split - Complete System (454B Refrigerant)
- TypeCentral Systems
- BTU Capacity36000 BTU
- Max. Coverage Area1500 sq.ft.
- Tonnage3 Ton
- SEER216.1 SEER2
Free delivery on Mar 09–12
Limited stock
MRCOOL DIY 5th Generation 36k BTU Heat Pump Mini Split - Complete System (454B Refrigerant)
- TypeMini-Splits
- BTU Capacity36000 BTU
- Max. Coverage Area1550 sq.ft.
- Tonnage3 Ton
- SEER218.0 SEER2
Free delivery on Mar 09–12
Limited stock
MRCOOL VersaPro® 2nd Gen 48k BTU Central Ducted Heat Pump Split - Complete System (454B Refrigerant)
- TypeCentral Systems
- BTU Capacity48000 BTU
- Max. Coverage Area2000 sq.ft.
- Tonnage4 Ton
- SEER216.0 SEER2
Free delivery on Mar 09–12
Limited stock
MRCOOL VersaPro® 2nd Gen 60k BTU Central Ducted Heat Pump Split - Complete System (454B Refrigerant)
- TypeCentral Systems
- BTU Capacity54000 BTU
- Max. Coverage Area2500 sq.ft.
- Tonnage5 Ton
- SEER215.2 SEER2
Free delivery on Mar 09–12
- Overview
- Articles
Why R454B Mini Splits Are Revolutionizing Home Cooling in 2025
R454B mini splits deliver the same powerful heating and cooling performance as traditional systems while cutting environmental impact by 78%. With a global warming potential (GWP) of just 466 versus R410A's 2,088, these systems exceed EPA requirements and position homeowners for long-term compliance. As R410A becomes scarce, service costs for legacy systems are projected to increase by 10-20%, making R454B systems an economically sound choice.
What Makes R454B Different from Traditional Refrigerants?
Starting January 1, 2025, all new air conditioners must use refrigerants with GWP ratings of 700 or less under the American Innovation and Manufacturing (AIM) Act. R454B's 466 GWP substantially exceeds this requirement while maintaining identical cooling capacity and SEER2 ratings. The mild flammability classification (A2L) requires certified technicians for installation but poses no greater risk than common household products.
R454B vs Traditional Central Air: Performance Comparison
| Performance Factor | R454B Mini Split | High-Efficiency Central Air |
|---|---|---|
| Environmental Impact (GWP) | 466 (78% lower) | 2,088 (R410A) |
| Energy Efficiency | Up to 30 SEER2 | 16-20 SEER2 |
| Installation | No ductwork required | Requires extensive ductwork |
| Zone Control | Individual room control | Whole-house systems |
| Future-Proofing | 2025 compliant | Requires eventual upgrade |
How Will EPA Regulations Affect Your Cooling Decisions?
Manufacturing of R410A equipment ceased December 31, 2024, with installation prohibited after December 31, 2025. New R454B systems cost 15-30% more upfront due to enhanced safety features, but these costs are offset by lower operating expenses and avoiding future compliance issues. Early adopters benefit from better availability before supply constraints intensify.
Expert Tip
Verify A2L-Certified Installation Partners
R454B requires specialized handling protocols and certified technicians. Verify your contractor's A2L certification for safety compliance and warranty protection.
Expert Tip
Maximize Efficiency with Multi-Zone Systems
Zone control allows precise temperature management only where needed, maximizing R454B's efficiency benefits while minimizing system load.
R454B Mini Split Specifications
| Capacity Range | SEER2 Rating | Heating Performance | Operating Range |
|---|---|---|---|
| 9,000-36,000 BTU | 18-30 SEER2 | Down to -13°F | -13°F to 115°F |
| Multi-zone options | Variable by model | Heat pump capability | Enhanced leak detection |
Long-Term Value of R454B Investment
💡 Investment Protection: R454B systems eliminate future refrigerant scarcity concerns while providing cost predictability throughout their 15-20 year lifespan. Advanced inverter technology generates measurable monthly savings that compound over time, offsetting higher initial costs. These forward-thinking improvements add measurable value to property assessments by signaling regulatory compliance to potential buyers.
Installation and Safety Features
R454B systems incorporate automatic refrigerant detection that adjusts operation if leaks occur, ensuring safe dissipation before resuming function. Professional installation requires certified technicians with A2L training, but maintains similar requirements to R410A, minimizing infrastructure changes while adding advanced safety features.
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