Description
The Honeywell RM7840M1017 is a high‑reliability microprocessor‑based burner control designed for automatically fired single‑burner applications (gas, oil, coal, or combination fuels). This advanced control unit delivers safety, diagnostics, and performance beyond conventional relays. With low‑fire proven purge (LF‑Proven Purge), it ensures safer burner startup and shutdown, minimizing flame failure risk and ensuring compliance with modern safety and emissions standards.
Specifications:
- Application: Programming Control
- Voltage: 120v
- Interlocks: Running









