R-438A (MO99) Refrigerant – 25 lb Factory-Sealed Virgin Cylinder

R-438A (MO99) Refrigerant – 25 lb Cylinder

Virgin Gas | R-22 Replacement | Factory-Sealed

No Oil Change. No Valve Adjustments. No Downtime.

R-438A (MO99) is the versatile, high-performance solution for technicians who need a fast, hassle-free R-22 replacement. Engineered to closely match R-22 pressure-temperature characteristics while providing broad oil compatibility, this factory-sealed 25 lb cylinder is ideal for residential, commercial, and industrial HVAC and refrigeration systems.

Why R-438A (MO99) Is the Technician’s Choice

⚡ Rapid Retrofit Performance
Near drop-in replacement for R-22. Works with existing expansion valves (TXVs) and system components—reducing downtime and avoiding complex modifications.

🛢️ Full Oil Compatibility
Compatible with Mineral Oil (MO), Alkylbenzene (AB), and POE oils. No oil change or system flush required.

💎 100% Virgin, AHRI-700 Certified Purity
Factory-sealed, brand-new refrigerant meets or exceeds AHRI-700 standards. No reclaimed gas, no performance compromise.

❄️ Versatile Across Applications
Ideal for residential AC, rooftop units, DX chillers, supermarket systems, and food service refrigeration—delivering dependable performance wherever needed.

🌍 Safe & Compliant
Non-ozone depleting HFC, A1 rated (non-flammable, non-toxic), fully compliant with modern environmental regulations.

Technical Specifications

• Net Weight: 25 lbs (11.3 kg)

• Common Brand Name: MO99™

• Replaces: R-22, R-402A, R-402B, R-407C

• Safety Classification: A1 (Non-flammable, Non-toxic)

• Oil Compatibility: MO, AB, POE

Premium Service & Quality Assurance

🚚 Free Ground Shipping
Fast, secure delivery directly to your shop, warehouse, or job site.

🔒 Factory-Sealed Cylinder
Each cylinder is DOT-approved, pressure-tested, and secured with a tamper-evident seal for guaranteed integrity.

🛠️ Professional-Grade Reliability
Trusted by HVAC technicians nationwide for consistent, high-performance cooling and long-term system protection.

Ideal For: Licensed HVAC contractors, commercial refrigeration service professionals, and residential technicians performing R-22 retrofits or system maintenance.