Relay LGB 21 550A27

Name: Relay LGB 21 550A27
Brand: Siemens
SKU: cbm-rel15135-relay-lgb-21-550a27-rel-relays-and-cells-1

On RequestBurner Controls

Price on request — send us an enquiry for current pricing.

Relay LGB 21 550A27

Minimum order: 2 units
Lead time: 6–10 business days door-to-door; Bea Cukai clearance typically 3–5 business days.

Technical specifications

type	LGB 21 550A27
operation	intermittent
fuel types	gas or gas/oil
application	gas or gas/oil burner control safety relay
power rating	up to 350 kW
burner stages	1 or 2 stage
flame detection	ionization probe or blue flame sensor QRC1

Frequently asked questions

Where can I buy the Siemens LGB 21 550A27 relay in Indonesia?+

Order from 3G Electric Indonesia. We deliver to Jakarta and Surabaya with full logistics and Bea Cukai customs handling. Lead time and availability on request — contact our team for quotes and delivery timelines.

What is the lead time for the LGB 21 550A27 in Indonesia?+

Lead time depends on current stock and import logistics. 3G Electric sources this relay and manages all Bea Cukai documentation and IDR invoicing for Indonesia delivery. Request a quote for specific timelines.

What burners does the Siemens LGB 21 550A27 control?+

The LGB 21 550A27 controls gas or gas/oil burners up to 350 kW, supporting 1 or 2 stage operation. It features ionization probe or blue flame sensor (QRC1) flame detection for safe intermittent operation in industrial heating and combustion applications.