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ABB S203UP-K20 — 3-Pole MCB (DIN Rail)

ABB S203UP-K20

MPNS203UP-K20

MCB 3P K 20A 480Y/277 BCPD|MCB 3P K 20A 480Y/277 BCPDMiniature Circuit Breaker, Branch Circuit Protection, Rated Current 20 Amps, 3 Pole, Interrupt Rating 10 kA, Thermal Magnetic Trip Curve K, Electromechanic Tripping Mechanism for Short Circuit Protection, Voltage up to 277/Y480 VAC, DIN Rail Mounted, Finger Safe and Multi-Function Terminals, UL 489, CSA 22.2 No. 5

$640.31Ref. price · indicative, final on quote
Sourced new & surplus through independent channelsAuthenticity-screened · ESD-safe packingListing updated Jun 2026

Specifications

S203UP-K20 — Identification
ParameterValue
Number of poles3
S203UP-K20 — Electrical
ParameterValue
Voltage (AC)277
Current (A)2
S203UP-K20 — Protection
ParameterValue
Interrupting rating (AC)10 kA
S203UP-K20 — Mechanical
ParameterValue
Mounting typeDIN Rail
S203UP-K20 — Other specifications
ParameterValue
TypeTrip Curve K
MPN
S203UP-K20