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SIEMENS (MPN 3RH19211DA11). Key specifications — Brand: SIEMENS. - Siemens Auxiliary Contacts
SiemensSiemens Auxiliary Contacts

SIEMENS (MPN 3RH19211DA11). Key specifications — Brand: SIEMENS.

Siemens Siemens Auxiliary Contacts.

SKU 3G-OTH-38588

Brand
Siemens
Item
SIEMENS (MPN 3RH19211DA11)
Category
Siemens Auxiliary Contacts
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Technical Specifications

Siemens
Manufacturer Part Number
3RH19211DA11

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

Product Description

Siemens Siemens Auxiliary Contacts.

Frequently Asked Questions

What is Siemens auxiliary contact 3RH19211DA11 used for?

Siemens auxiliary contact 3RH19211DA11 is used in industrial control panels to switch signaling circuits, monitor contactor status, or interlock motor starters. It mounts directly onto Siemens 3RH2 contactors and relays, enabling remote indication or logic control in automation, HVAC, and material-handling systems.

What are the specifications of Siemens 3RH19211DA11?

The Siemens 3RH19211DA11 is an auxiliary contact block with MPN 3RH19211DA11. It is designed for use with Siemens 3RH2 contactors and relays. For exact electrical ratings (e.g., voltage, current, number of contacts), refer to the Siemens datasheet. 3G Electric supplies this genuine Siemens component globally.

Where to buy Siemens 3RH19211DA11 worldwide?

You can order Siemens 3RH19211DA11 from 3G Electric, a global industrial equipment distributor. We source and deliver this genuine Siemens auxiliary contact to worldwide destinations, handling full logistics and customs clearance. Contact us for availability and lead time.

How to install Siemens 3RH19211DA11 auxiliary contact?

To install the Siemens 3RH19211DA11, first de-energize the system. Snap the auxiliary contact block onto the front or side of a compatible Siemens 3RH2 contactor or relay until it locks. Wire the normally open or normally closed terminals per your control schematic. Always follow Siemens installation guidelines for torque and clearance.

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 siemens auxiliary contacts. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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