Siemens LME21.350C2 Burner Control Box

Product Code: PHP1004

Availability:In stock

£95.87 95.87

Siemens LME21.350 C2 Burner Control Box 230V


LME21.350 C2 burner controls are used for the startup and supervision of 1- or 2-stage gas or gas/oil burners in intermittent operation (of small to medium capacity, operation, with or without a fan in intermittent.)

The flame is supervised by an ionization probe or flame detector QRA… with the ancillary unit, AGQ3…A27 for gas/oil forced draft burners or blue burning flames with blue-flame detectors QRC...

LME21.350 C2 Burner Control Box Applications

For gas burners with or without fan according to EN 298: 2003, for gas forced draft burners according to EN 676, and for oil burners according to EN 230: 2005-10. The LME21.350 burner control box has a designed lifetime of 250,000 burner startup cycles which, under normal operating conditions in heating mode, correspond to approx. 10 years of usage. Air pressure supervision with a functional check of the air pressure switch during startup and operation. This control box also features a multicolour indication of fault and operational status.


  • The LME's housing is made up of heat resistant and flame retardant plastic.
  • Supply Voltage: 230VAC
  • Undervoltage Detection
  • IP Rating: IP40
  • Operation Temperature: -20 - +60 °C
  • Mounting Position: Optional
  • Weight: Approx. 160g

Siemens LME Dimensions

In terms of dimensions, the LME21.350 C2 burner control boxes are identical to the LGB, and LMG control boxes.

Control Box Height Width Depth
LME11.330 A2 230V 54mm 91mm 62.5mm
LME21.330 A2 230V 54mm 91mm 62.5mm
LME21.350 C2 230V 54mm 91mm 62.5mm

Siemens LME21.350C2 Burner Control Box