![Siemens 540-517R Dual Duct Controller, Refurbished specifications — New England Supply House [NESH-SPECTABLE-V1]](http://newenglandsupplyhouse.com/cdn/shop/files/nesh-540517r-specs.png?v=1794071938&width=1445)
The Siemens 540-517R is a dual duct controller used to regulate hot and cold air mixing in dual duct HVAC systems. This unit is a refurbished genuine Siemens replacement part.
Confirm the part number against your equipment's parts list before ordering.
Specifications
| Part Number | 540-517R |
|---|---|
| Brand | Siemens |
| Type | Dual Duct Controller |
| Condition | Refurbished |