R-421A Virgin Refrigerant (25 lb)

R-421A Refrigerant

R-421A is an AHRI-700 certified, non-flammable (A1) refrigerant blend developed as a user-friendly alternative to R-22 for compatible air-conditioning and refrigeration systems. Supplied in a factory-sealed 25 lb cylinder, R-421A offers a streamlined retrofit solution designed to simplify installation while maintaining reliable system performance.

Its two-component formulation is compatible with common refrigeration oils, including mineral oil, alkylbenzene, and POE, helping reduce retrofit complexity and eliminate the need for a routine oil change in many applications.

Key Benefits

• AHRI-700 Certified: High-purity virgin refrigerant manufactured to AHRI-700 specifications for consistent quality and reliable system performance.

• No Routine Oil Change: Compatible with mineral oil (MO), alkylbenzene (AB), and POE oils, helping simplify R-22 retrofits when system conditions and manufacturer requirements permit.

• Lubricant-Friendly Formulation: Designed to support effective oil circulation and return to the compressor, helping promote dependable compressor operation.

• Simplified R-22 Retrofit: Provides a practical alternative for compatible air-conditioning and refrigeration systems while helping minimize retrofit complexity.

• A1 Safety Classification: Non-flammable and classified as lower toxicity, supporting safe handling when used in accordance with applicable regulations and equipment requirements.

Quick Specs

• Refrigerant: R-421A

• Net Weight: 25 lb

• Classification: A1 — Non-Flammable

• Certification: AHRI-700

• Applications: Residential and commercial A/C, heat pumps, walk-in coolers, and commercial refrigeration

• Oil Compatibility: Mineral oil, alkylbenzene, and POE

• Condition: Brand-new, factory-sealed cylinder