Send a part number, a photo, or a whole BOM — we supply it and stand behind it. Worldwide shipping to 80+ countries.

Supco Hot Surface Igniter: Universal, Silicon Carbide, 15 1/2 in Lead Lg, 120V AC - Universal Hot Surface Ignitors
SupcoUniversal Hot Surface Ignitors

Supco Hot Surface Igniter: Universal, Silicon Carbide, 15 1/2 in Lead Lg, 120V AC

The Supco IG418 is a universal hot surface igniter designed as a replacement for Robertshaw OEM models. This silicon carbide igniter features a flat tip and operates on 120V AC with a hardwired electrical connection…

SKU 3G-OTH-68104

Brand
Supco
Item
Hot Surface Igniter: Universal, Silicon Carbide, 15 1/2 in Lead Lg, 120V AC
Category
Universal Hot Surface Ignitors
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineer
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Technical Specifications

Supco
Manufacturer Part Number
IG418
Type
Silicon Carbide, Hardwired, Flat Tip
AC
120V
Lead Lg
15 1/2 in
Input Voltage
120V AC
Electrical Connection Type
Hardwired
Replacement for OEM Brands
Robertshaw
View Full Spec Sheet

Technical Documents

No technical documents available for this product.
Request documentation
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

Supco Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The Supco IG418 is a universal hot surface igniter designed as a replacement for Robertshaw OEM models. This silicon carbide igniter features a flat tip and operates on 120V AC with a hardwired electrical connection, including a 15 1/2-inch lead length.

Used in

Common applications for Supco
Commercial refrigeration display cases — Supco RO82 relay and CSS-25U starter for compressor motor control without run capacitors
Medium-load HVAC systems — Supco SPP 6/SPP 8 hard-start devices to reduce compressor inrush current and extend motor lifespan
Cold-chain pharmaceutical and food storage — SL300TH temperature–humidity data logger for continuous monitoring and regulatory documentation
Refrigerant service operations — Piercing valves and perforator cocks in 1/2" and 5/8" sizes for fast, non-invasive line access
Compressor thermal management — Universal Compressor Door for reducing shell temperature and improving efficiency in hot ambient conditions
Retrofit and field repairs — Supco controls with Quick Connect terminals for rapid installation in legacy refrigeration circuits

Supco Products

3G Electric supplies Supco universal hot surface ignitors. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

You might also need

Burners & Combustion Pumps & Compressors Spare Parts All Products

Similar products

Matched by specification & description
Hot Surface Igniter: OEM, Silicon Carbide, 8 in Lead Lg, 120V AC, Hardwired, Flat Tip (MPN IG4000). Key specifications — Electrical Connection Type: Hardwired; Manufacturer Part Number: IG4000; Brand: SUPCO; Input Voltage: 120V AC; Replacement for OEM Brands: Robertshaw.
Supco
Hot Surface Igniter: OEM, Silicon Carbide, 8 in Lead Lg, 120V AC, Hardwired, Flat Tip (MPN IG4000). Key specifications — Electrical Connection Type: Hardwired; Manufacturer Part Number: IG4000; Brand: SUPCO; Input Voltage: 120V AC; Replacement for OEM Brands: Robertshaw.
Hot Surface Igniter: OEM, Silicon Carbide, 24 in Lead Lg, 120V AC, Hardwired, Flat Tip (MPN IG402K). Key specifications — Electrical Connection Type: Hardwired; Manufacturer Part Number: IG402K; Brand: SUPCO; Input Voltage: 120V AC; Replacement for OEM Brands: Dornback.
Supco
Hot Surface Igniter: OEM, Silicon Carbide, 24 in Lead Lg, 120V AC, Hardwired, Flat Tip (MPN IG402K). Key specifications — Electrical Connection Type: Hardwired; Manufacturer Part Number: IG402K; Brand: SUPCO; Input Voltage: 120V AC; Replacement for OEM Brands: Dornback.
Hot Surface Igniter: OEM, Silicon Carbide, 24 in Lead Lg, 120V AC, Hardwired, Flat Tip (MPN IG403K). Key specifications — Electrical Connection Type: Hardwired; Manufacturer Part Number: IG403K; Brand: SUPCO; Input Voltage: 120V AC; Replacement for OEM Brands: White-Rogers.
Supco
Hot Surface Igniter: OEM, Silicon Carbide, 24 in Lead Lg, 120V AC, Hardwired, Flat Tip (MPN IG403K). Key specifications — Electrical Connection Type: Hardwired; Manufacturer Part Number: IG403K; Brand: SUPCO; Input Voltage: 120V AC; Replacement for OEM Brands: White-Rogers.
Hot Surface Igniter: OEM, Silicon Carbide, 115V AC, Compatible with Supco (MPN IG401). Key specifications — Manufacturer Part Number: IG401; Brand: SUPCO; Input Voltage: 115V AC; Replacement for OEM Brands: Other OEM Brands.
Supco
Hot Surface Igniter: OEM, Silicon Carbide, 115V AC, Compatible with Supco (MPN IG401). Key specifications — Manufacturer Part Number: IG401; Brand: SUPCO; Input Voltage: 115V AC; Replacement for OEM Brands: Other OEM Brands.
Hot Surface Igniter: OEM, Silicon Nitride, 12 in Lead Lg, 120V AC, Hardwired, Flat Tip (MPN SSN4000). Key specifications — Electrical Connection Type: Hardwired; Manufacturer Part Number: SSN4000; Brand: SUPCO; Input Voltage: 120V AC; Replacement for OEM Brands: Other OEM Brands.
Supco
Hot Surface Igniter: OEM, Silicon Nitride, 12 in Lead Lg, 120V AC, Hardwired, Flat Tip (MPN SSN4000). Key specifications — Electrical Connection Type: Hardwired; Manufacturer Part Number: SSN4000; Brand: SUPCO; Input Voltage: 120V AC; Replacement for OEM Brands: Other OEM Brands.
Hot Surface Igniter: OEM, Silicon Nitride, 12 in Lead Lg, 120V AC, Hardwired, Flat Tip (MPN SSN3000). Key specifications — Electrical Connection Type: Hardwired; Manufacturer Part Number: SSN3000; Brand: SUPCO; Input Voltage: 120V AC; Replacement for OEM Brands: Amana.
Supco
Hot Surface Igniter: OEM, Silicon Nitride, 12 in Lead Lg, 120V AC, Hardwired, Flat Tip (MPN SSN3000). Key specifications — Electrical Connection Type: Hardwired; Manufacturer Part Number: SSN3000; Brand: SUPCO; Input Voltage: 120V AC; Replacement for OEM Brands: Amana.

More from Supco

View all Supco parts
Hot Surface Igniter: Universal, Silicon Nitride, 15 1/2 in Lead Lg, 24V AC, Plug-In, Flame Rod Tip (MPN SSN24). Key specifications — Electrical Connection Type: Plug-In; Manufacturer Part Number: SSN24; Brand: SUPCO; Input Voltage: 24V AC; Replacement for OEM Brands: Mars.
Supco
Hot Surface Igniter: Universal, Silicon Nitride, 15 1/2 in Lead Lg, 24V AC, Plug-In, Flame Rod Tip (MPN SSN24). Key specifications — Electrical Connection Type: Plug-In; Manufacturer Part Number: SSN24; Brand: SUPCO; Input Voltage: 24V AC; Replacement for OEM Brands: Mars.
Hot Surface Igniter: Universal, Silicon Carbide, 15 1/2 in Lead Lg, 120V AC, Plug-In, Flat Tip (MPN SKIT03033). Key specifications — Electrical Connection Type: Plug-In; Manufacturer Part Number: SKIT03033; Brand: SUPCO; Input Voltage: 120V AC; Replacement for OEM Brands: Trane.
Supco
Hot Surface Igniter: Universal, Silicon Carbide, 15 1/2 in Lead Lg, 120V AC, Plug-In, Flat Tip (MPN SKIT03033). Key specifications — Electrical Connection Type: Plug-In; Manufacturer Part Number: SKIT03033; Brand: SUPCO; Input Voltage: 120V AC; Replacement for OEM Brands: Trane.
Hot Surface Igniter: Universal, Silicon Carbide, 5 1/4 in Lead Lg, 120V AC, Hardwired, Flat Tip (MPN IG408). Key specifications — Electrical Connection Type: Hardwired; Manufacturer Part Number: IG408; Brand: SUPCO; Input Voltage: 120V AC; Replacement for OEM Brands: Other OEM Brands.
Supco
Hot Surface Igniter: Universal, Silicon Carbide, 5 1/4 in Lead Lg, 120V AC, Hardwired, Flat Tip (MPN IG408). Key specifications — Electrical Connection Type: Hardwired; Manufacturer Part Number: IG408; Brand: SUPCO; Input Voltage: 120V AC; Replacement for OEM Brands: Other OEM Brands.