Robertshaw 780-790 Hot Surface Ignition Module
The Robertshaw 780-790 (HS780-17NL-304A) is a dependable hot surface ignition (HSI) control module engineered to deliver consistent, safe ignition sequencing for gas-fired heating systems. Designed to OEM specifications, this module provides reliable furnace startup performance and helps minimize costly service calls caused by ignition failures.
Key Features
- Hot surface ignition control module for gas heating applications
- OEM replacement module — model HS780-17NL-304A
- Engineered for consistent, repeatable ignition sequencing
- Helps ensure safe burner startup and system reliability
- Direct replacement for compatible Robertshaw-equipped systems
- Built to Robertshaw’s exacting quality standards
Product Specifications
- Brand: Robertshaw
- SKU: 780-790
- Model: HS780-17NL-304A
- Type: Hot Surface Ignition (HSI) Control Module
Why Choose Robertshaw?
Robertshaw has been a trusted name in HVAC controls and ignition technology for decades. Their HSI modules are widely specified by OEMs and relied upon by service technicians for straightforward installation and long-term dependability.
