3RT1946-4G

The Siemens 3RT1946-4G is a terminal block designed for the 3RT1.4 series (S3 frame) contactors. It belongs to the contactor box type terminal accessories of the SIRIUS Classic product line, is manufactured in Germany, and is suitable for upgrading wiring capacity or for repair and replacement.

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Siemens 3RT1946-4G contactor terminal block S3 frame 3RT1.4

Product Positioning

The 3RT1946-4G is a contactor terminal block designed specifically for the 3RT1.4 (S3 frame) contactor in the Siemens SIRIUS Classic series. Commonly known as a junction box or box-type terminal block, it replaces standard screw terminals, providing a more secure and convenient wiring interface. This accessory is manufactured in Germany and is suitable for S3 frame contactors such as the 3RT1044 and 3RT1046. It is commonly used for contactor maintenance and replacement, or when changing terminal types to meet wiring requirements. It is one of the most frequently used wiring spare parts in the SIRIUS Classic series contactor peripheral accessories.

Core Product Advantages and Features

Contactor box type terminal design

Replacing standard screw terminals with box-type terminals (junction boxes) improves wiring stability and simplifies wiring operations.

Specifically designed for S3 framework 3RT1.4

It is compatible with the Siemens SIRIUS Classic series 3RT1.4 (S3 frame) contactor, and the mounting structure is fully compatible.

Made in Germany

Made in Germany, its quality and specifications are consistent with those of the S3 frame contactor bodies such as 3RT1046 and 3RT1044.

Suitable for both repair and upgrade

Whether it's repairing damaged existing contactor terminals or upgrading wiring methods, it can be selected as a corresponding spare part.

project	Specification
Product Model	3RT1946-4G
Product Type	Contactor terminal block (box-type terminal/junction box)
Applicable contactors	3RT1.4 series (3RT1044, 3RT1046, etc., S3 frame)
Product Series	SIRIUS Classic
Place of origin	Germany
Product Nature	Contactor wiring accessories, non-independent contactor body

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3RT1946-6D

The Siemens 3RT1946-6D is a main contact replacement kit designed for S3 frame, three-pole contactors. It is rated AC-1 140 amps and has 3 sets of normally open contacts, including 3 sets of movable and 6 sets of fixed contacts. It is suitable for the repair of older 3RT1046 series contactors.

3RT1946-4EA4

The Siemens 3RT1946-4EA4 is a member of the 3RT1946-4EAx terminal cover series. This series has been confirmed as the terminal protection cover used for the S3 frame 3RT1.4 contactor and can be used with wiring methods such as ribbon cable connection, cable terminal and overload relay.

3RT1946-4EA2

The Siemens 3RT1946-4EA2 is a terminal protection cover designed for the S3 frame 3RT1.4 contactor. It can cover the terminal area to reduce the risk of accidental contact and foreign object intrusion. It belongs to the same wiring protection accessories as the 3RT1946-4EA1 in the same series.