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Siemens SENTRON breakers

42 listings

42 Siemens SENTRON breakers listings – surplus, used and new-surplus, each one photographed. Free shipping in the lower 48 and zero lead time on everything in stock.

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Siemens 5SY4102-7 MCB C2 Miniature Circuit Breaker

Siemens

5SY4102-7

Siemens 5SY4102-7 MCB C2 Miniature Circuit Breaker 1-Pole 2A 230V 10kA DIN Rail

New – Open Box

In stock

Free shippingShips next business day

$14.89

Make an offer on Siemens 5SY4102-7
Siemens 5SX21 C32 Miniature Circuit Breaker

Siemens

5SX21

Siemens 5SX21 C32 5SX2132-7 Miniature Circuit Breaker 1-Pole 32A 277VAC 6000A

New – Open Box

Only 1 left

Free shippingShips next business day

$39.89

Make an offer on Siemens 5SX21
Siemens 5SX21 D3 Miniature Circuit Breaker

Siemens

5SX21

Siemens 5SX21 D3 Miniature Circuit Breaker 3A 1 Pole 230/400V 277VAC 6kA DIN

Used

Only 2 left

Free shippingShips next business day

$8.89

Make an offer on Siemens 5SX21
Siemens 5SX22 D2 Miniature Circuit Breaker

Siemens

5SX22

Siemens 5SX22 D2 Miniature Circuit Breaker 2A 2 Pole 230/400V 480VAC DIN Rail

Used

Only 1 left

Free shippingShips next business day

$8.89

Make an offer on Siemens 5SX22
Siemens 5SY7120-7 Miniature Circuit Breaker

Siemens

5SY7120-7

Siemens 5SY7120-7 Miniature Circuit Breaker MCB 1P C20 230/400V 50/60Hz DIN Rail

New

Only 1 left

Free shippingShips next business day

$20.89

Make an offer on Siemens 5SY7120-7
Siemens 5SX2101-7 Circuit Breaker

Siemens

5SX2101-7

Siemens 5SX2101-7 Circuit Breaker C1 1-Pole 1A 230/400V DIN Rail Miniature MCB

New

Only 1 left

Free shippingShips next business day

$27.89

Make an offer on Siemens 5SX2101-7
Siemens 5SY4363-7 Miniature Circuit Breaker

Siemens

5SY4363-7

Siemens 5SY4363-7 Miniature Circuit Breaker MCB 3 Pole C63 400VAC 10kA DIN Rail

New

Only 1 left

Free shippingShips next business day

$205.89

Make an offer on Siemens 5SY4363-7
Siemens 5SY4120-5 Miniature Circuit Breaker

Siemens

5SY4120-5

Siemens 5SY4120-5 Miniature Circuit Breaker MCB 1 Pole 20A A20 230 400V 10kA

New

Only 2 left

Free shippingShips next business day

$37.89

Make an offer on Siemens 5SY4120-5
Siemens 5SY4120-5 Miniature Circuit Breaker

Siemens

5SY4120-5

Siemens 5SY4120-5 Miniature Circuit Breaker MCB 20A 1 Pole 230/400V 10kA DIN

New

Only 1 left

Free shippingShips next business day

$41.89

Make an offer on Siemens 5SY4120-5
Siemens 5SX21 Miniature Circuit Breaker

Siemens

5SX21

Siemens 5SX21 230/440 Max 277V AC Q 92183

New – Open Box

Only 1 left

Free shippingShips next business day

$7.00

Make an offer on Siemens 5SX21
Siemens 5SY6104-7 Circ-Auit Breaker

Siemens

5SY6104-7

Siemens 5SY6104-7 Circ-Auit Breaker (Lot of 4)

Used Lot of 4

Only 3 lots left

Free shippingShips next business day

$17.00 / lot of 4

Make an offer on Siemens 5SY6104-7
Siemens ED42B015 I-T-E Circuit Breaker

Siemens

ED42B015

Siemens I-T-E ED42B015 Circuit Breaker Sentron Series 2P 15AMPS 480VAC

Used

Only 1 left

Free shippingShips next business day

$15.00

Make an offer on Siemens ED42B015
Siemens 5SX2 C1 AC with Breaker

Siemens

5SX2

Siemens 5SX2 C1 480V AC with 5SX9100 2 Pole Breaker

New – Open Box

In stock

Free shippingShips next business day

$20.00

Make an offer on Siemens 5SX2
Siemens 5SY4102-7 MCB Curve Auxiliary Switch

Siemens

5SY4102-7

Siemens 5SY4102-7 MCB 2A 1-Pole C Curve 230/400V w/ 5ST3010 Auxiliary Switch

Used

Only 3 left

Free shippingShips next business day

$14.89

Make an offer on Siemens 5SY4102-7
Siemens 5SY4104-7 MCB C4 Circuit Breaker

Siemens

5SY4104-7

Siemens 5SY4104-7 MCB C4 4A 1-Pole Circuit Breaker with 5ST3010 Auxiliary Switch

Used

Only 3 left

Free shippingShips next business day

$9.89

Make an offer on Siemens 5SY4104-7

KIV Industrial Parts is NOT an authorized distributor of Siemens. Manufacturer warranty does not apply.

Siemens is a trademark of its owner, used here only to identify the products. Trademark disclaimer