![Lennox 21W89 Transformer/Relay specifications — New England Supply House [NESH-SPECTABLE-V1]](http://newenglandsupplyhouse.com/cdn/shop/files/nesh-21w89-specs.png?v=1794089781&width=1445)
This Lennox 21W89 transformer/relay is a genuine replacement part that combines voltage transformation and relay switching in a single component for compatible Lennox heating and cooling equipment control circuits. Confirm this part number against your equipment's parts list before ordering.
Specifications
| Part Number | 21W89 |
|---|---|
| Brand | Lennox |
| Type | Transformer/Relay |