Is the Siemens Relay LFL 1.335 available from 3G Electric?

Yes — 3G Electric supplies genuine Siemens products with in-stock availability on common SKUs and worldwide shipping.

How do I get a quote for the Siemens Relay LFL 1.335?

Click "Request a Quote" on this page or add the product to your RFQ cart. Our engineers will respond within 24 hours with pricing, lead times, and technical recommendations.

Does 3G Electric provide technical support for burner controls?

Yes, our team of experienced engineers provides full technical support including product selection, installation guidance, commissioning, and after-sales service for all burner controls we distribute.

Siemens Relay LFL 1.335 - Burner Controls

Technical Documents

(2)

Complete Solution

Need installation, maintenance, or a bundled quote?

Our engineers can help with product selection, system design, installation, and ongoing service — all from one partner.

Product + Service Bundle QuoteQuote

Quick Inquiry

SiemensBurner Controls

Available to Order

Siemens Relay LFL 1.335

Siemens Relay LFL 1.335 is a burner control unit for gas, oil, or dual-fuel burners featuring UV probe QRA or ionization flame monitoring and integrated air damper control, suitable for industrial combustion systems.

SKU 3G-CBM-05820

Also listed as: REL 15116 · REL-15116

Brand

Siemens

Item

Relay LFL 1.335

Technical Specifications

Siemens

application

gas, oil or dual-fuel burners 

flame monitoring

UV probe QRA or ionization 

air damper control

yes

View Full Spec Sheet

Worldwide Shipping

Air & sea freight

Datasheet on Request

Technical specs

1-Day Quote

SG-based team

Qty

WhatsApp Telegram

Create a free account to submit your RFQ and download technical documents.

Not sure this is the right part? Get a recommendation.

Pair with a Service

Installation & Commissioning

Professional setup and verification by our technicians

View

Ongoing Maintenance Plan

Scheduled preventive maintenance for this equipment

View

Product + Service Bundle

Combined quote for equipment, installation, and service

View

Solutions Engineering

Need guidance on product selection or system design?

Contact Our Engineering Team

Siemens Products

3G Electric (S) Pte. Ltd. — Singapore

Product Description

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

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.

Browse all Siemens products →Contact our engineers →