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Siemens 5SQ2370-2YA01 — Miniature Circuit Breakers (MCB)

SENTRON 5SQ2370-2YA01 Miniature Circuit Breaker, 3-Pole, C 1

MPN5SQ2370-2YA01

SENTRON 5SQ2370-2YA01, miniature circuit breaker, 3-pole, C-curve, 1 A rated current, 3 kA breaking capacity at 400 V AC, IP20, 55 mm depth.

Source DocumentedChannel stated on listing & quote
Condition PhotosReal unit photos / video on request
WhatsApp AnswersFast human replies for machine-down parts
Worldwide DispatchDHL/FedEx — transit quoted per order
Independent China distributor & sourcing agent· Listing updated Sep 2026

Specifications

5SQ2370-2YA01 — Ratings
ParameterValue
Overvoltage category3
5SQ2370-2YA01 — Other specifications
ParameterValue
Poles3
Type of voltageAC/DC
Installation depth55 mm
Protection class IPIP20
Energy limiting class3
Number of width units3
Number of poles (Note)3P
Circuit-breaker (Design)5SQ
Current (at AC)1 A
Tripping characteristic classC
Acc. to EN 60898 / rated value3 kA
Supply voltage (at AC)400 V
Supply voltage frequency50 Hz
Product function (neutral conductor switching)No

Product details

Installation and fit

Snaps onto standard DIN rail; at 3 width units (roughly 54 mm) and 55 mm installation depth, it leaves room in a crowded enclosure for wiring or adjacent devices. The AC/DC voltage type means the same breaker works on either supply, but the 3 kA breaking capacity is rated at AC; verify DC performance against your system voltage and fault current.

Frequently asked questions

What is 5SQ2370-2YA01's rated current and breaking capacity?

It is rated at 1 A with a C-curve tripping characteristic, and a 3 kA breaking capacity at 400 V AC per EN 60898.

Where can I buy 5SQ2370-2YA01?

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

Will 5SQ2370-2YA01 drop into a panel specified around 3VA1110-5ED36-0AC0?

No — the 3VA1110-5ED36-0AC0 is a molded-case circuit breaker (MCCB) with a 100 A frame, different footprint, and much higher interrupting ratings. The 5SQ2370-2YA01 is a miniature circuit breaker (MCB) for low-current final circuits; they are not mechanically or electrically interchangeable without rewiring.

MPN
5SQ2370-2YA01