R-453A RS-44B Direct Retrofit Refrigerant Cylinder
R-453A RS-44B Direct Retrofit Refrigerant Cylinder
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R-453A RS-44B Direct Retrofit Refrigerant Cylinder
Simple R-22 Retrofits with R-453A RS-44B Refrigerant
Easily retrofit older air conditioning and cooling equipment with virgin R-453A refrigerant. Specially engineered as a drop-in replacement for R-22 gas, this HFC blend requires no oil changes and works seamlessly with mineral, alkylbenzene, and POE lubricants. Professional technicians choose RS-44B replacement gas to restore original operating pressure and cooling capacity in residential or commercial units without complex equipment modifications.
No Oil Change Required - Multi-Lubricant Compatible
Works safely with MO, AB, and POE oils, dramatically simplifying system conversion timelines and reducing labor costs.
R-22 Pressure Matching - Direct System Retrofit
Provides nearly identical flow rates, suction pressures, and discharge pressures compared to traditional R-22 systems.
High-Purity Standard - ARI-700 Compliant
Delivers clean, reliable operation that protects compressors from damage caused by impurities.
Technical Specifications
- Refrigerant Type: HFC Blend (R-453A / RS-44B)
- Lubricant Compatibility: Mineral Oil (MO), Alkylbenzene (AB), POE
- Primary Target: Direct retrofit for legacy R-22 systems
- Purity Rating: Meets or exceeds ARI-700 standards
Package Includes
- Factory Sealed Cylinder of R-453A (RS-44B) Refrigerant
Frequently Asked Questions
Q: Do I need to drain compressor oil when converting R-22 to R-453A?
A: No, R-453A (RS-44B) is compatible with existing mineral oil as well as AB and POE synthetic lubricants.
Q: How close is the cooling performance of R-453A to R-22?
A: R-453A offers cooling capacity, flow rates, and pressure profiles very similar to R-22 down to -20°F.

Does exactly what it promises. Clean, secure, and professional delivery. Fast shipping and excellent communication.
Does exactly what it promises. Clean, secure, and professional delivery. Highly recommended for all HVAC and refrigeration pros.
Does exactly what it promises. Clean, secure, and professional delivery.
Product arrived on time and exceeded expectations. Performs reliably in demanding conditions.
Well packaged, certified quality, and great customer support from Ambire.
- 5 stars: 20 (83%)
- 4 stars: 4 (17%)
- 3 stars: 0 (0%)
- 2 stars: 0 (0%)
- 1 star: 0 (0%)
Does exactly what it promises. Clean, secure, and professional delivery. Fast shipping and excellent communication.
Does exactly what it promises. Clean, secure, and professional delivery. Highly recommended for all HVAC and refrigeration pros.
Does exactly what it promises. Clean, secure, and professional delivery.
Product arrived on time and exceeded expectations. Performs reliably in demanding conditions.
Well packaged, certified quality, and great customer support from Ambire.
Does exactly what it promises. Clean, secure, and professional delivery. Fast shipping and excellent communication.
Does exactly what it promises. Clean, secure, and professional delivery.
Well packaged, certified quality, and great customer support from Ambire.
Product arrived on time and exceeded expectations. Performs reliably in demanding conditions.
Does exactly what it promises. Clean, secure, and professional delivery.
Product arrived on time and exceeded expectations. Performs reliably in demanding conditions. Clean cylinder with verified pressure.
Does exactly what it promises. Clean, secure, and professional delivery. Fast shipping and excellent communication.
Does exactly what it promises. Clean, secure, and professional delivery.
Does exactly what it promises. Clean, secure, and professional delivery. Five stars all the way.
Product arrived on time and exceeded expectations. Performs reliably in demanding conditions. Fast shipping and excellent communication.
Does exactly what it promises. Clean, secure, and professional delivery.
Well packaged, certified quality, and great customer support from Ambire.
Product arrived on time and exceeded expectations. Performs reliably in demanding conditions. Highly recommended for all HVAC and refrigeration pros.
Well packaged, certified quality, and great customer support from Ambire. Arrived well-packaged and ready to use.
Product arrived on time and exceeded expectations. Performs reliably in demanding conditions.
Product arrived on time and exceeded expectations. Performs reliably in demanding conditions. Arrived well-packaged and ready to use.
Does exactly what it promises. Clean, secure, and professional delivery.
Well packaged, certified quality, and great customer support from Ambire. Arrived well-packaged and ready to use.
Product arrived on time and exceeded expectations. Performs reliably in demanding conditions. Clean cylinder with verified pressure.