Application Ideal for: Supermarket freezers, cold storage warehouses, refrigerated transport, ice machines, and industrial process cooling.

Frequently Asked Questions (FAQ)

❓ Can R404A directly replace R502?

No. While R404A was designed as a performance-equivalent alternative to R502, it operates at different discharge pressures and requires different lubricants (typically POE oil instead of mineral oil). A full system retrofit — including compressor compatibility checks and expansion valve adjustments — is strongly recommended before conversion.

❓ Why does R404A have a high GWP?

R404A has a GWP of approximately 3940, placing it in the "high-GWP" category. Under regulations like the EU F-gas and US AIM Act, its use is being phased down. However, it remains a viable transitional solution until low-GWP alternatives (e.g., R-448A, R-449A, or natural refrigerants like CO₂ and ammonia) are fully implemented in existing equipment.

❓ Is R404A flammable?

No. R404A is classified as A1 under ASHRAE Standard 34, meaning it is non-toxic and non-flammable under normal operating conditions.

❓ What lubricant should I use with R404A?

Always use synthetic polyolester (POE) oil. Mineral or alkylbenzene oils are not compatible with HFC refrigerants like R404A.

Safety & Handling Guidelines

Storage: Keep cylinders upright in a cool, well-ventilated area away from direct sunlight and sources of ignition.

Personal Protection: Use safety goggles and gloves when handling. In case of liquid contact, flush with water immediately.

Leak Detection: Use electronic leak detectors or soapy water — R404A is heavier than air and may accumulate in low spaces.

Disposal: Always recover and recycle R404A using certified recovery equipment. Never vent to atmosphere.

Why Choose Frioflor for R404A?