![Siemens QRA4.U Flame Detector, UV specifications — New England Supply House [NESH-SPECTABLE-V1]](http://newenglandsupplyhouse.com/cdn/shop/files/nesh-qra4u-specs.png?v=1794067525&width=1445)
The Siemens QRA4.U is a UV flame detector used with burner control systems to sense the presence of a flame during burner operation. It signals the control system when flame is detected, supporting safe burner shutdown if flame is lost. This is a genuine Siemens replacement part.
Confirm the part number against your equipment's parts list before ordering.
Specifications
| Part Number | QRA4.U |
|---|---|
| Brand | Siemens |
| Type | Flame Detector |
| Sensor Type | UV |