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Siemens 3VA9373-0JJ24 — Circuit Breaker Accessories

Siemens 3VA9373-0JJ24 SENTRON Wire Connector, Cu 410 lb-in /

MPN3VA9373-0JJ24
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Siemens SENTRON TA2.8 wire connector, 1x 250-750 kcmil or 2x 250 kcmil, stranded Cu 410 lb-in / Al 375 lb-in, stripped length 1.5 in.

Sourced new & surplus through independent channelsAuthenticity-screened · ESD-safe packingListing updated Jul 2026

Specifications

3VA9373-0JJ24 — Identification
ParameterValue
AccessoriesWire connector
3VA9373-0JJ24 — Other specifications
ParameterValue
StrandedCu 410 lb-in/Al 375 lb-in
Finely strandedCu 410 lb-in/Al 375 lb-in
Stripped length1.5 in
Designation (Of the terminal)TA2.8
For copper cable (Stranded, maximum)750 kcmil
For copper cable (Stranded, minimum)250 kcmil
For aluminum cable (Stranded, maximum)750 kcmil
For aluminum cable (Stranded, minimum)250 kcmil
For copper cable (Finely stranded, maximum)750 kcmil
For copper cable (Finely stranded, minimum)250 kcmil
Type of electrical connection (With control wire tap)No

Product details

The Siemens 3VA9373-0JJ24 is a SENTRON wire connector, designated TA2.8, designed as an accessory for 3VA53, 3VA63, 3VA54 400A, and 3VA64 400A molded-case circuit breakers. It accepts one cable from 250 to 750 kcmil or two cables of 250 kcmil each.

Cable range — what fits in the lug

For both copper and aluminum stranded conductors, the minimum is 250 kcmil and the maximum is 750 kcmil. Finely stranded copper follows the same range. If your cable falls outside that band, this connector is not the right pick.

Frequently asked questions

What is the torque rating for stranded copper on 3VA9373-0JJ24?

The stranded copper torque rating is 410 lb-in; for aluminum stranded it is 375 lb-in.

What cable sizes does the 3VA9373-0JJ24 accept?

It accepts one cable from 250 to 750 kcmil or two cables of 250 kcmil each, for both copper and aluminum stranded conductors.

Where can I buy 3VA9373-0JJ24 and what is the price?

This part is sourced and quoted to order against an RFQ through independent distribution; availability and current pricing are confirmed at quote time.

MPN
3VA9373-0JJ24