Capacity covered — cutout confirmed with you before shipping
Your G572026G051 has an engineered replacement.
Voltage matches and the capacity class is covered. The cutout differs — order now and we confirm your exact cutout together before anything ships.
Also sold as McLean · Hoffman · Pentair · nVent — G572026G051 — 20,000 BTU/hr · 230V · NEMA 4X · R-134A
Yours
G572026G051
Ours, in production
VoltAire AT19RNSXX
53.03″ H × 17.00″ D × 21.62″ W · 200.0 lbs
Voltage matches and capacity is covered; the cutout differs. Order now — we confirm your exact cutout with you before anything ships.
Where distributors publish pricing for the nVent equivalent, VoltAire runs 48% less on average — 21–70% by model (sourced July 2026).
Your Replacement
AT19RNSXX
Verify Fit First19,000 BTU/hr • 230V • NEMA 4X
Need It Faster?
The AT19RNW20 is on the shelf right now — same 19,000 BTU/hr, same 230V, with a 2,000W electric heater included and in the standard off-white cabinet. It ships next business day instead of 4-6 weeks — and it costs $1,658 less.
Take the in-stock AT19RNW20 $6,318Your order total
$7,976
Unit price — we confirm your cutout with you before it ships.
We confirm your exact cutout with you before anything ships. Prefer to talk first? (844) 925-5668.
Backed by VoltAire’s 12-month warranty (PDF) · UL 484 · Made in Orlando, FL
G572026G051
Where distributors publish pricing for the OEM equivalent, VoltAire runs 48% less on average (21-70% by model).
What You'll Order
Popular options
Screens sawdust, filings & insects off the condenser coil — not an enclosure air filter; cabinet air stays sealed.
Need a different voltage or capacity? Configure your AT19 →
Built to Order • 4-6 weeks
Fit Details
Verify Fit FirstVoltage matches; cooling capacity is 19,000 BTU/hr vs your 20,000 BTU/hr — the exact numbers are in the table above. Cabinet cutout dimensions differ — either a modification to the existing opening, or an adapter plate may be required. We'll confirm the right approach for your installation before your order ships.
Not sure? Talk to a fit specialist — (844) 925-5668.
G572026G051 replacement — common questions
What replaces the McLean G572026G051?
Will the VoltAire AT19RNSXX fit my G572026G051 cutout?
How much does a G572026G051 replacement cost?
How fast can I get a replacement for my G572026G051?
Is the VoltAire AT19RNSXX an original McLean part?
Why switch to VoltAire?
Engineered Replacement
Matched voltage and NEMA 4 protection, with the capacity difference stated in plain numbers above — and we confirm your exact cutout with you before anything ships. Built to replace McLean, Hoffman, Pentair, and nVent.
Built & Tested in the USA
Manufactured in Orlando, FL with a 5-point pressure and leak test. In-stock models ship fast from East Coast (VA) and Rocky Mountain (ID) warehouses; built-to-order configurations ship in 4-6 weeks.
48% Below Published Online Pricing, on Average
No distribution markup. Transparent pricing. Volume discounts at 4+ and 7+ units. Integrator pricing available for panel shops.
Need heat, stainless, 230V, or remote monitoring?
The AT19 is available with electric heat, stainless steel NEMA 4X, 48VDC, and factory ethernet controllers with Lead-Lag, SNMP, and BACnet.
Configure Your AT19 →Related models
VoltAire Cooling is an independent party and is not affiliated with or endorsed by McLean, Hoffman, Pentair, or nVent. All competitor brand names and model numbers are the property of their respective owners and are used here for identification and compatibility purposes only.