SatronicBurner Controls
Satronic Relay LFS1.21A2
Satronic LFS1.21A2 is a flame safeguard relay for burner control systems, operating at 120V AC or 230V AC, 50/60 Hz with double insulation and peak leakage current of 2.7 mA. Suitable for industrial combustion safety…
SKU 3G-CBM-05854
Also listed as: REL 15190 · REL-15190
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Satronic Products
3G Electric (S) Pte. Ltd. — Singapore
Product Description
Satronic LFS1.21A2 is a flame safeguard relay for burner control systems, operating at 120V AC or 230V AC, 50/60 Hz with double insulation and peak leakage current of 2.7 mA. Suitable for industrial combustion safety applications.
Used in
Common applications for SatronicSteam boiler systems — Satronic MZ770S photocell and ZT870 transformer for flame detection and ignition control.
Industrial gas furnaces — Satronic IRD820 infrared photocell and control modules for continuous flame supervision during high-temperature processes.
Oil and gas burner retrofit — Satronic replacement photocell connectors and transformers for upgrading legacy burner safety systems.
Commercial heating equipment — Satronic burner control assemblies in air heaters and unit heaters for building HVAC systems.
Process heater automation — Satronic flame-fail relays and photocell harnesses in thermal-oil and hot-water heating loops.
Preventive maintenance programs — Satronic spare-parts kits stocked for scheduled photocell and transformer replacement in high-availability industrial facilities.
Satronic Products
3G Electric supplies Satronic burner controls. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.
