McDonnell & Miller 110800 | 7B Switch Assembly
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The McDonnell & Miller Model 7B is an electric switch assembly with an automatic reset. It features a 135-ohm control signal to maintain a constant boiler water level. It repairs Series 93, Series 193, Series 94, and Series 194 combination low water cut-offs and pump controllers with the No. 7B switch.
Specifications
| Brand | McDonnell & Miller |
|---|---|
| MPN | 110800 |
| Model | 7B |
| UPC | 751875000113 |
| Alias | No. 7B, 7-B |
| Weight (lb) | 3.41 |
| Dimensions (L × W × H) | 7.75" x 7.25" x 5.85" |
- SKU MM7B
Most in-stock items ship within 1–3 business days. Once shipped, you will receive a confirmation email with tracking. Special-order items or items shipped from partner warehouses may require additional processing time. Orders ship via UPS or USPS depending on the item and destination. If you need a specific carrier, please contact us before placing your order.