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3G Electric
Sit control box 0537403 - Burner Controls
SITBurner Controls

Sit control box 0537403

Sit control box 0537403 is an electronic flame safety control device for burner applications, featuring flame rectification detection and a 230 Vac, 1 A alarm output. Integrated mounting on SIT SIGMA controls with IP…

SKU 3G-CBM-06066

Brand
SIT
Item
control box 0537403
Category
Burner Controls
UNSPSC
40101833 — Boiler or heater igniter
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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

SIT
mounting
integrated on SIT SIGMA multifunctional controls
spark gap
2–4 mm recommended
device type
electronic flame safety control device
alarm output
230 Vac, 1 A, cosϕ=1
repetition rate
25 Hz
max cable length
2 m
protection degree
IP 40
flame detection principle
flame rectification
high voltage probe connector
male fast-on 2.8 mm X 0.5 mm
flame detection probe connector
male fast-on 4.8 mm X 0.8 mm

Technical Documents

(1)
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SIT Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

Sit control box 0537403 is an electronic flame safety control device for burner applications, featuring flame rectification detection and a 230 Vac, 1 A alarm output. Integrated mounting on SIT SIGMA controls with IP 40 protection and 2 m maximum cable length supports reliable ignition and flame monitoring in industrial heating systems.

Frequently Asked Questions

What is the Sit control box 0537403 used for?

The Sit control box 0537403 is an electronic flame safety control device for burner applications. It provides flame rectification detection, ignition control, and alarm output for gas appliances such as boilers with natural or forced draught, including those with fan-assisted combustion circuits.

What are the specifications of the Sit control box 0537403?

The Sit control box 0537403 features a 230 Vac, 1 A alarm output, flame rectification detection, IP 40 protection, 2 m maximum cable length, and a repetition rate of 25 Hz. It mounts integrally on SIT SIGMA multifunctional controls and uses male fast-on connectors for the high-voltage probe (2.8 mm x 0.5 mm) and flame detection probe (4.8 mm x 0.8 mm).

Where to buy the Sit control box 0537403 in Singapore?

You can source the Sit control box 0537403 from 3G Electric in Singapore. We supply this SIT burner control and handle logistics, customs clearance, and delivery to your facility. Contact us for availability and lead time on this item.

How to install the Sit control box 0537403?

Install the Sit control box 0537403 by mounting it directly onto a SIT SIGMA multifunctional control using the integrated plastic container. Ensure the spark gap is set to 2–4 mm and cable length does not exceed 2 m. Follow EN 298 guidelines for wiring and safety, and verify flame rectification probe connections.

Used in

Common applications for SIT
Commercial boiler gas-control replacement — Sigma 845 / 848 on hot-water and steam boilers
Catering and commercial kitchen equipment — Eurosit 630 thermostatic valves on fryers, ovens, and steamers
Residential heating appliance service — NOVA 820 / 822 / 824 as OEM-replacement gas-control valves
Standing-pilot gas appliance refurbishment — Eurosit 630 and Minisit thermostatic controls
Industrial gas-fired process equipment — Sigma 848 modulating gas valves for burner integration
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SIT Products

3G Electric supplies SIT burner controls. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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