Send a part number, a photo, or a whole BOM — we supply it and stand behind it. Worldwide shipping to 80+ countries.

3G Electric
Siemens 3RT1966-6A Replacement Contact Set for 3RT1066 Contactors - Replacement Contacts for Siemens Contactors
SiemensReplacement Contacts for Siemens Contactors

Siemens 3RT1966-6A Replacement Contact Set for 3RT1066 Contactors

The SIEMENS Replacement Contact Pieces (MPN 3RT1966-6A) are replacement contacts for Siemens contactors, compatible with the 3RT1066 series. Each set includes three contacts. These are OEM-specified components for…

SKU 3G-OTH-39010

Also listed as: 3RT19666A · 3RT1966 6A

Brand
Siemens
Item
3RT1966-6A Replacement Contact Set for 3RT1066 Contactors
Part Number
3RT1966-6A
Category
Replacement Contacts for Siemens Contactors
Available to Order
Also known as:3RT1966-6ASiemens
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

Siemens
Manufacturer Part Number
3RT1966-6A
Compatible with Series
3RT1066

Technical Documents

No technical documents available for this product.
Request documentation
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

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

Product Description

The SIEMENS Replacement Contact Pieces (MPN 3RT1966-6A) are replacement contacts for Siemens contactors, compatible with the 3RT1066 series. Each set includes three contacts. These are OEM-specified components for maintaining or repairing Siemens contactors.

Frequently Asked Questions

What is the SIEMENS 3RT1966-6A replacement contact set used for?

The SIEMENS 3RT1966-6A replacement contact set is used to restore switching performance in Siemens 3RT1066 series contactors. It includes three OEM-specified contact pieces for maintaining or repairing industrial motor control and power switching circuits in manufacturing, HVAC, and process automation.

What are the specifications of the SIEMENS 3RT1966-6A contact pieces?

The SIEMENS 3RT1966-6A contact set includes three replacement contact pieces. It is compatible with the Siemens 3RT1066 series contactors. The manufacturer part number is 3RT1966-6A. These are OEM-specified components designed to match original contactor performance and fit.

Where to buy SIEMENS 3RT1966-6A contact pieces worldwide?

3G Electric supplies the SIEMENS 3RT1966-6A contact pieces worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your facility. Contact us for a quote and lead time on this OEM-specified replacement part for Siemens contactors.

How to install SIEMENS 3RT1966-6A replacement contacts?

To install SIEMENS 3RT1966-6A replacement contacts, first disconnect all power to the contactor. Remove the arc chute and existing contacts. Insert the new contact pieces into the designated slots, ensuring proper alignment. Reattach the arc chute and verify operation per Siemens guidelines.

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
Not sure this is the right part? Photo-identify it

Siemens Products

3G Electric supplies Siemens replacement contacts for siemens contactors. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

You might also need

Burners & Combustion Pumps & Compressors Spare Parts All Products

Compatible alternatives & equivalents

Cross-referenced by specification & description
MI-T-M
MI-T-M
This contactor is an electrical component used to control power flow in equipment such as pressure washers. It is compatible with manufacturer model number HSE-3504-0M30 and cross-references to part numbers 1RM77, 2GXK7, 2GXK9, and 3WB75
MI-T-M
MI-T-M
Contactor rated 45A with 24V coil. Used for switching electrical loads in pressure washers and similar equipment. Compatible with HEG Series and part number 1TDJ8
MI-T-M
MI-T-M
This contactor is an electrical component used to control power flow in pressure washers and similar equipment. Compatible with part numbers 2GXK8 and 3WB76, and with MI-T-M model HHD-3005-0E9G. It serves as a replacement or upgrade part for reliable switching of electrical circuits
MI-T-M
MI-T-M
This contactor is an electrical switching component used in pressure washers and similar equipment to control power to motors and pumps. Constructed from steel, brass, and plastic. Compatible with manufacturer model number JP-3004-0ME3

More from Siemens

View all Siemens parts

Customer reviews

No reviews yet — be the first

Questions & answers

No questions yet — ask us the first