Resideo - Honeywell Home AT140A1000 General Purpose TransformerAT140A1000 General Purpose Transformer from Resideo Honeywell Home delivers dependable 24V AC control power from a 120V AC input. This 60 Hz transformer supports heating and cooling control systems with a robust 40 VA secondary rating, making it a reliable choice for HVAC applications. Designed for easy integration, the AT140A1000 features UL listing and CSA approval for safe installation. It includes a metal end bell, fixed 1 4 inch male quick

Durable construction – robust materials for long-term performance in harsh environments

UL/CSA/FCC/SRE/FM approvals

the 2260TP provides up to 156

Industrial-grade durability with easy integration

ensuring safety and compatibility across regional installations

Voltage/current: 18–240 VAC @ 50/60 Hz

Direct replacement for Armstrong 46K18 burners

It delivers genuine compatibility and quality for uninterrupted boiler operation

480 VA at 480 VAC

94 in D x 4

With 18" leads

Underfeed protection to safeguard boiler operation