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Siemens Cell QRB1A-A150B70A - Burner Controls
SiemensBurner Controls

Siemens Cell QRB1A-A150B70A

The Siemens QRB1A-A150B70A is a photoresistor flame detector for oil burner flame monitoring with two-wire thermoplastic cable and multiple mounting bracket options, designed for reliable burner control applications.

SKU 3G-CBM-05790

Brand
Siemens
Item
Cell QRB1A-A150B70A
Category
Burner Controls
UNSPSC
40101833 — Boiler or heater igniter
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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
type
photoresistor flame detector
Model
QRB1A-A150B70A
cable
two-wire thermoplastic
application
oil burner flame monitoring
mounting options
large bracket and collar, small bracket and collar, soft plastic sleeve

Technical Documents

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

Product Description

The Siemens QRB1A-A150B70A is a photoresistor flame detector for oil burner flame monitoring with two-wire thermoplastic cable and multiple mounting bracket options, designed for reliable burner control applications.

Frequently Asked Questions

Where can I buy the Siemens QRB1A-A150B70A flame detector in your region?

Order from 3G Electric. We deliver to your location, your location, and handle all logistics and customs documentation. Lead time on request — contact us for availability and USD invoicing.

What mounting options does the QRB1A-A150B70A include?

The detector includes large bracket and collar, small bracket and collar, and soft plastic sleeve mounting options for flexible installation in different oil burner control applications.

What cable type does this Siemens flame detector use?

The QRB1A-A150B70A features a two-wire thermoplastic cable designed for reliable flame monitoring in oil burner control systems with extended operational durability.

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
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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.

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