Weil-mclain 672619218574 - WGOtm Series 4 Cast Iron Hot Water Oil Boiler, 147 MBH, 86.1% AFUE
Weil-mclain 672619218574 - WGOtm Series 4 Cast Iron Hot Water Oil Boiler, 147 MBH, 86.1% AFUE
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Deliver consistent warmth to large residential spaces with the Weil-McLain 672619218574, a rugged WGOTM Series 4 cast iron hot water oil boiler. Engineered for floor-mount installations, this unit provides high-capacity hydronic heating performance designed specifically for contractors who require a durable and field-serviceable solution for demanding residential environments.
This water-only boiler utilizes a precision-engineered cast iron heat exchanger to facilitate superior heat transfer and thermal efficiency. By managing combustion cycles effectively, the system maximizes energy utilization, achieving an 86.1% AFUE rating when integrated with an optional vent damper kit for optimal fuel economy.
Key System Performance Baselines:
- Heating Input: Rated at 147 MBH for high-demand residential zones.
- Energy Efficiency: Achieves 86.1% AFUE to meet modern Energy Star standards.
- Robust Build: Heavy-duty cast iron construction for longevity and serviceability.
- Application Versatility: Designed as a dedicated water-only unit without tankless coil requirements.
⚠️ Application Profile: Ideal for single-family residential retrofits, large floor-plan heating systems, and professional hydronic installations requiring reliable oil-fired output.
| Performance Parameter | Engineering Baseline Value |
|---|---|
| Manufacturer Part Number (MPN) | 672619218574 |
| Model Designation | WGOTM Series 4 |
| Body Construction | Cast Iron |
| Heating Input | 147 MBH |
| AFUE Rating | 86.1% |
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