We ship worldwide — Singapore, Australia, Malaysia, Indonesia, Philippines, India, Middle East & more

3G Electric
Image not available
SiemensBurner Controls

Siemens Cell QRB4B-B025B40B

Siemens Flame cell QRB4B-B025B40B

SKU 3G-CBM-05802

Brand
Siemens
Item
Cell QRB4B-B025B40B
Category
Burner Controls
UNSPSC
40101833 — Boiler or heater igniter
Available to Order
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

Delivery
Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

Siemens
Model
QRB4B-B025B40B

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

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

Product Description

Siemens Flame cell QRB4B-B025B40B

Frequently Asked Questions

Where can I source the Siemens QRB4B-B025B40B flame cell in your region?

3G Electric supplies the Siemens QRB4B-B025B40B flame cell with delivery to your location. We handle all customs customs clearance and logistics. Contact us for lead time and USD pricing.

What is the lead time for the Siemens QRB4B-B025B40B?

Lead time varies based on stock availability. This product is available to order through 3G Electric. We manage all import documentation and deliver to your site in your location, your location, or throughout your region. Request a quote for confirmed delivery schedule.

What is the flame detection technology in the QRB4B-B025B40B?

The Siemens QRB4B-B025B40B uses UV flame detection with a 4-second response time. It is suitable for light oil and gas burner applications requiring fast, reliable flame supervision in industrial combustion systems.

Used in

Common applications for Siemens
District cooling plants — LME73 + RWF55 for condenser-water modulation
Inflight catering and food-processing steam boilers — LMG22 with SQN90 air-fuel cross-damper
Hospital steam-plant redundancy — LME41 with QRA2 UV flame detection for dual-fuel boilers
Semiconductor fab process heat — LME23 and SKP55 gas valves on hot-oil heater skids
Container-terminal reefer-deck heating — LMG22 retrofit onto legacy burner racks
Not sure this is the right part? Photo-identify it

Siemens Products

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

You might also need

Gas Trains & Valves Ignition Transformers Burner Controls Spare Parts All Products

Compatible alternatives & equivalents

Cross-referenced by specification & description
Cell QRB4A-B036B40B
Siemens
Cell QRB4A-B036B40B
Cell QRB4B-B036B40B
Siemens
Cell QRB4B-B036B40B
Siemens
Siemens
Cell QRB4B-B036B40
Cell QRB4B-B036A25
Siemens
Cell QRB4B-B036A25
Cell QRB4A-B036A25
Siemens
Cell QRB4A-B036A25
Cell QRB4B-B050B70A
Siemens
Cell QRB4B-B050B70A

More from Siemens

View all Siemens parts
Cell QRB1A-A068B70B
Siemens
Cell QRB1A-A068B70B
Adapter KF8896
Siemens
Adapter KF8896
Relay LAL 2.14
Siemens
Relay LAL 2.14
Cell QRB1A-A150B70A
Siemens
Cell QRB1A-A150B70A
Relay LFL 1.335 110V
Siemens
Relay LFL 1.335 110V
Relay LFL 1.333
Siemens
Relay LFL 1.333
Siemens
Siemens
Flange for QRB1 (A)
Relay LFL 1.322
Siemens
Relay LFL 1.322

Customer reviews

No reviews yet — be the first

Questions & answers

No questions yet — ask us the first