{"product_id":"erp-replacement-ignition-module-780-783","title":"Gas Heating Hot-Surface Ignition Control for Robertshaw 780-783 ERP","description":"\u003ch2\u003eGas Heating Hot-Surface Ignition Control\u003c\/h2\u003e\u003cp\u003eLocal-sensing hot-surface ignition control for compatible gas-fired heating equipment. Supply: 120VAC; valve load 1.5 A at 24VAC; maximum igniter current 5 A. Manufacturer lists three ignition attempts before lockout, an eight-second valve trial and a 34-second pre-purge\/igniter warm-up timer. Match the precise timing and sensing requirements; this is not an intermittent-pilot module.\u003c\/p\u003e\u003ch3\u003ePart identification\u003c\/h3\u003e\u003cul\u003e \u003cli\u003eCatalog vendor: ERP\u003c\/li\u003e \u003cli\u003ePart number: 780-783\u003c\/li\u003e \u003cli\u003eCompatible brands or component references: Robertshaw\u003c\/li\u003e \u003c\/ul\u003e\u003ch3\u003eCross-reference part numbers\u003c\/h3\u003e\u003cp\u003e100-812-05, HS780-34PL-308A\u003c\/p\u003e\u003cp\u003eBrand names identify compatible applications or referenced components; no genuine-OEM manufacture claim is made. Match the original part, full equipment model and configuration before ordering.\u003c\/p\u003e\u003ch3\u003eDiagnosis\u003c\/h3\u003e\u003cp\u003eIgnition, flame-proving or gas-control faults require professional diagnosis; replacing this component will not correct every no-heat condition.\u003c\/p\u003e\u003ch3\u003eInstallation guidance\u003c\/h3\u003e\u003cp\u003eA qualified gas-service technician must perform installation. Isolate electrical power and fuel, verify the exact control revision, gas type, ratings, sensing arrangement and equipment wiring diagram, and follow the equipment-specific service procedure. Never bypass flame-safety controls, improvise wiring or change gas regulation without approved instructions. Complete required leak, ignition and combustion checks before returning equipment to service.\u003c\/p\u003e\u003cp\u003eThis is preparation guidance, not a complete model-specific repair procedure.\u003c\/p\u003e\u003cp\u003e\u003ca href=\"https:\/\/www.robertshaw.com\/wp-content\/uploads\/2026\/03\/1-824B_780-Series-HS780-Hot-Surface-Ignition-Troubleshooting.pdf\"\u003eManufacturer document for qualified service\u003c\/a\u003e — confirm document scope and control revision.\u003c\/p\u003e\u003cp\u003e\u003ca href=\"https:\/\/www.robertshaw.com\/parts\/ignition-controls\/780-series-hot-surface-controls\/780-783\/\"\u003eProduct\/application reference 1\u003c\/a\u003e\u003c\/p\u003e","brand":"ERP","offers":[{"title":"Default Title","offer_id":50280878997747,"sku":"ER780-783","price":253.82,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0774\/7859\/2755\/files\/780-783-robertshaw.jpg?v=1788462677","url":"https:\/\/authenticapplianceparts.com\/products\/erp-replacement-ignition-module-780-783","provider":"Authentic Appliance Parts","version":"1.0","type":"link"}