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

3G Electric
Supco SIG104 Direct OEM Replacement Hot Surface Ignitor - Direct OEM Replacement Hot Surface Ignitors
SupcoDirect OEM Replacement Hot Surface Ignitors

Supco SIG104 Direct OEM Replacement Hot Surface Ignitor

The Supco Hot Surface Igniter is a direct OEM replacement hot surface ignitor designed for use with other OEM brands. This silicon carbide igniter features a round tip and operates at 115V AC, with manufacturer part…

SKU 3G-OTH-67788

Also listed as: SIG 104 · SIG-104

Brand
Supco
Item
SIG104 Direct OEM Replacement Hot Surface Ignitor
Part Number
SIG104
Category
Direct OEM Replacement Hot Surface Ignitors
Available to Order
Also known as:SIG104Supco
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
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

Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

Supco
Manufacturer Part Number
SIG104
Type
Silicon Carbide, Round Tip, Compatible with Supco
AC
115V
Input Voltage
115V AC
Replacement for OEM Brands
Other OEM Brands

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 Hot Surface Igniter is a direct OEM replacement hot surface ignitor designed for use with other OEM brands. This silicon carbide igniter features a round tip and operates at 115V AC, with manufacturer part number SIG104.

Frequently Asked Questions

What is the Supco SIG104 hot surface igniter used for?

The Supco SIG104 is a direct OEM replacement hot surface igniter used in gas-fired heating equipment such as furnaces and boilers. It ignites gas by heating a silicon carbide element to incandescence. This round-tip model operates at 115V AC and is compatible with other OEM brands.

What are the specifications of the Supco SIG104 hot surface igniter?

The Supco SIG104 is a silicon carbide hot surface igniter with a round tip. It operates at 115V AC input voltage. The manufacturer part number is SIG104, and it is designed as a direct replacement for other OEM brands. It is not an authorized OEM part but a compatible alternative.

Where to buy the Supco SIG104 hot surface igniter worldwide?

3G Electric supplies the Supco SIG104 hot surface igniter worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time. We source and deliver this direct replacement igniter to any country.

How to install the Supco SIG104 hot surface igniter?

To install the Supco SIG104, first disconnect power to the furnace. Remove the old igniter and insert the new silicon carbide igniter into the mounting bracket, ensuring the round tip is positioned correctly. Reconnect the 115V AC wiring and secure the assembly. Always follow the equipment manufacturer's safety guidelines.

Used in

Common applications for Supco
Commercial refrigeration maintenance — Supco SL5709 defrost thermostat for Larkin evaporator coils
HVAC system troubleshooting — Supco IG418 universal hot surface igniter for gas furnace replacement
Condensate management in negative pressure systems — Supco NPW1H drain trap for rooftop units
Temperature and sound logging in cold storage — Supco CR4 circular chart recorder for compliance documentation
Compressor protection in light industrial cooling — Supco CSS-25U hard-start device for inrush current control
Safety limit control in heating appliances — Supco SHM350 surface-mount limit control for over-temperature shutdown
Not sure this is the right part? Photo-identify it

Supco Products

3G Electric supplies Supco direct oem replacement 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

More from Supco

View all Supco parts

Customer reviews

No reviews yet — be the first

Questions & answers

No questions yet — ask us the first