Industrial Automation – Mouser Canada

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Busbar Systems

Altech Busbar Systems are an innovative way to jumper up to 57 poles of miniature circuit breakers (MCB), manual motor controllers (MMC), and supplementary protectors (SP). Altech Busbars provide a 30% reduction in installation time, reduced maintenance, high electrical ratings, and save panel space. The Altech Universal UL489 Busbar fits most UL489 miniature circuit breakers on the market. The Altech Universal UL1077/508 Busbar fits most supplementary protectors and manual motor controllers in the market.

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Part #

Circuit Breaker Accessories 2 Ph Busbar 66.3mm 4P 2x2 pole, 80A

2P18U3/4
Altech
1: $30.05
3In Stock

Mfr. Part #
2P18U3/4

Mouser Part #
845-2P18U3/4

Altech

Circuit Breaker Accessories 2 Ph Busbar 66.3mm 4P 2x2 pole, 80A

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Datasheet

3In Stock

$30.05

$28.34

$27.16

$26.28

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Min.: 1
Mult.: 1

Circuit Breaker Accessories Busbar,2Phase+1/2pole,18Sqmm,

2P18U3H/14
Altech
1: $73.38
1In Stock

Mfr. Part #
2P18U3H/14

Mouser Part #
845-2P18U3H14

Altech

Circuit Breaker Accessories Busbar,2Phase+1/2pole,18Sqmm,

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Datasheet

1In Stock

$73.38

$52.23

$52.19

$48.37

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Min.: 1
Mult.: 1

Circuit Breaker Accessories Busbar,3 Phase+1/2pole,25sqmm,

3P25U3H/12
Altech
1: $90.16
1In Stock

Mfr. Part #
3P25U3H/12

Mouser Part #
845-3P25U3H12

Altech

Circuit Breaker Accessories Busbar,3 Phase+1/2pole,25sqmm,

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Datasheet

1In Stock

$90.16

$63.14

$59.69

$55.50

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Min.: 1
Mult.: 1

Circuit Breaker Accessories Busbar Supp w/ fixing screw

NES/5S
Altech
1: $5.47
17In Stock

Mfr. Part #
NES/5S

Mouser Part #
845-NES5S

Altech

Circuit Breaker Accessories Busbar Supp w/ fixing screw

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17In Stock

$5.47

$5.10

$4.81

$4.67

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Min.: 1
Mult.: 1

Circuit Breaker Accessories 3 Ph Busbar 204.6mm 12Pin, 115A

3P16UL3/12
Altech
1: $50.07
52In Stock

Mfr. Part #
3P16UL3/12

Mouser Part #
845-3P16UL3/12

Altech

Circuit Breaker Accessories 3 Ph Busbar 204.6mm 12Pin, 115A

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Datasheet

52In Stock

$50.07

$50.00

$48.57

$45.12

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Min.: 1
Mult.: 1

Circuit Breaker Accessories Power Feed Lug for 1P/2P/3PUL

P35ULT
Altech
1: $19.66
265In Stock
426Expected 2026-07-13

Mfr. Part #
P35ULT

Mouser Part #
845-P35ULT

Altech

Circuit Breaker Accessories Power Feed Lug for 1P/2P/3PUL

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Datasheet

265In Stock

426Expected 2026-07-13

$19.66

$19.56

$19.50

$19.48

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Min.: 1
Mult.: 1

Circuit Breaker Accessories MODULAR DIR PWR FEED FOR 1-3 PH BUSBAR

P50UB
Altech
1: $12.36
212In Stock

Mfr. Part #
P50UB

Mouser Part #
845-P50UB

Altech

Circuit Breaker Accessories MODULAR DIR PWR FEED FOR 1-3 PH BUSBAR

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Datasheet

212In Stock

$12.36

$12.08

$11.53

$11.46

Min.: 1
Mult.: 1

Circuit Breaker Accessories Modular Dir Pwr Feed for 1P/2P/3PUL

P50ULB
Altech
1: $20.48
144In Stock

Mfr. Part #
P50ULB

Mouser Part #
845-P50ULB

Altech

Circuit Breaker Accessories Modular Dir Pwr Feed for 1P/2P/3PUL

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Datasheet

144In Stock

$20.48

$20.46

$20.09

$19.80

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Min.: 1
Mult.: 1

Circuit Breaker Accessories Power Feed Lug for 1P/2P/3PU series

P50UT
Altech
1: $11.07
386In Stock

Mfr. Part #
P50UT

Mouser Part #
845-P50UT

Altech

Circuit Breaker Accessories Power Feed Lug for 1P/2P/3PU series

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Datasheet

386In Stock

$11.07

$11.04

$11.02

$10.99

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Min.: 1
Mult.: 1

Circuit Breaker Accessories 3 Ph Busbar 310.2mm 18Pin, 115A

3P16UL3/18
Altech
1: $72.85
144In Stock

Mfr. Part #
3P16UL3/18

Mouser Part #
845-3P16UL3/18

Altech

Circuit Breaker Accessories 3 Ph Busbar 310.2mm 18Pin, 115A

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Datasheet

144In Stock

$72.85

$66.24

$64.73

$60.70

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Min.: 1
Mult.: 1

Circuit Breaker Accessories End Cap for 1P/2P/3PU series

18/25CAP3P
Altech
1: $0.749
61In Stock

Mfr. Part #
18/25CAP3P

Mouser Part #
845-18/25CAP3P

Altech

Circuit Breaker Accessories End Cap for 1P/2P/3PU series

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Datasheet

61In Stock

$0.749

Min.: 1
Mult.: 1

Circuit Breaker Accessories 1 Ph Busbar 204.6mm 12Pin, 115A

1P16UL3/12
Altech
1: $39.34
18In Stock

Mfr. Part #
1P16UL3/12

Mouser Part #
845-1P16UL3/12

Altech

Circuit Breaker Accessories 1 Ph Busbar 204.6mm 12Pin, 115A

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Datasheet

18In Stock

$39.34

$35.64

$35.61

$28.02

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Min.: 1
Mult.: 1

Circuit Breaker Accessories 1 Ph Busbar 310.2mm 18Pin, 115A

1P16UL3/18
Altech
1: $43.13
1In Stock

Mfr. Part #
1P16UL3/18

Mouser Part #
845-1P16UL3/18

Altech

Circuit Breaker Accessories 1 Ph Busbar 310.2mm 18Pin, 115A

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Datasheet

1In Stock

$43.13

$42.35

$41.23

$40.28

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Min.: 1
Mult.: 1

Circuit Breaker Accessories 1 Ph Busbar 99mm 6Pin, 115A

1P16UL3/6
Altech
1: $22.08
10In Stock

Mfr. Part #
1P16UL3/6

Mouser Part #
845-1P16UL3/6

Altech

Circuit Breaker Accessories 1 Ph Busbar 99mm 6Pin, 115A

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Datasheet

10In Stock

$22.08

$21.74

$18.13

$17.70

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Min.: 1
Mult.: 1

Circuit Breaker Accessories 1 Ph Busbar 210.0mm 12Pin 12x1 pole, 80A

1P18U1/12
Altech
1: $26.47
5In Stock

Mfr. Part #
1P18U1/12

Mouser Part #
845-1P18U1/12

Altech

Circuit Breaker Accessories 1 Ph Busbar 210.0mm 12Pin 12x1 pole, 80A

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Datasheet

5In Stock

$26.47

$23.69

$19.35

$18.22

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Min.: 1
Mult.: 1

Circuit Breaker Accessories 3Pin3x1Pole50.3mm 1 PhaseBusbar

1P18U1/3
Altech
1: $10.83
12In Stock

Mfr. Part #
1P18U1/3

Mouser Part #
845-1P18U1/3

Altech

Circuit Breaker Accessories 3Pin3x1Pole50.3mm 1 PhaseBusbar

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Datasheet

12In Stock

$10.83

$10.61

$10.11

$9.56

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Min.: 1
Mult.: 1

Circuit Breaker Accessories 1 Ph Busbar 68.0mm 4Pin 4x1 pole, 80A

1P18U1/4
Altech
1: $11.79
71In Stock

Mfr. Part #
1P18U1/4

Mouser Part #
845-1P18U1/4

Altech

Circuit Breaker Accessories 1 Ph Busbar 68.0mm 4Pin 4x1 pole, 80A

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Datasheet

71In Stock

$11.79

$11.52

$10.93

$10.83

Quote

Min.: 1
Mult.: 1

Circuit Breaker Accessories Busbar,1 Phase,18sqmm,PIN Type

1P18U1/9
Altech
1: $16.52
1In Stock

Mfr. Part #
1P18U1/9

Mouser Part #
845-1P18U19

Altech

Circuit Breaker Accessories Busbar,1 Phase,18sqmm,PIN Type

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Datasheet

1In Stock

$16.52

$15.48

$14.85

$14.23

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Min.: 1
Mult.: 1

Circuit Breaker Accessories 2 Ph Busbar 204.6mm 12Pin, 115A

2P16UL3/12
Altech
1: $50.43
11In Stock
30Expected 2026-07-02

Mfr. Part #
2P16UL3/12

Mouser Part #
845-2P16UL3/12

Altech

Circuit Breaker Accessories 2 Ph Busbar 204.6mm 12Pin, 115A

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Datasheet

11In Stock

30Expected 2026-07-02

$50.43

$39.15

$38.76

$37.87

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Min.: 1
Mult.: 1

Circuit Breaker Accessories Busbar,2 Phase,18sqmm,PIN Type

2P18U3/10
Altech
1: $56.52
21In Stock

Mfr. Part #
2P18U3/10

Mouser Part #
845-2P18U310

Altech

Circuit Breaker Accessories Busbar,2 Phase,18sqmm,PIN Type

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Datasheet

21In Stock

$56.52

$47.65

$46.01

$38.64

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Min.: 1
Mult.: 1

Circuit Breaker Accessories Busbar,2 Phase,18sqmm,PIN Type

2P18U3/16
Altech
1: $49.31
1In Stock

Mfr. Part #
2P18U3/16

Mouser Part #
845-2P18U316

Altech

Circuit Breaker Accessories Busbar,2 Phase,18sqmm,PIN Type

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Datasheet

1In Stock

$49.31

$47.88

$46.87

$44.88

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Min.: 1
Mult.: 1

Circuit Breaker Accessories 3 Ph Busbar 99mm 6Pin, 115A

3P16UL3/6
Altech
1: $33.32
57In Stock

Mfr. Part #
3P16UL3/6

Mouser Part #
845-3P16UL3/6

Altech

Circuit Breaker Accessories 3 Ph Busbar 99mm 6Pin, 115A

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Datasheet

57In Stock

$33.32

$32.52

$25.79

$24.44

Min.: 1
Mult.: 1

Circuit Breaker Accessories Busbar,3 Ph, 57 PINS 19X3 POLE

3P25U3/57
Altech
1: $233.65
9In Stock

Mfr. Part #
3P25U3/57

Mouser Part #
845-3P25U3/57

Altech

Circuit Breaker Accessories Busbar,3 Ph, 57 PINS 19X3 POLE

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Datasheet

9In Stock

$233.65

$196.73

$171.42

$159.70

View

Min.: 1
Mult.: 1

Circuit Breaker Accessories Busbar,3 Phase,25sqmm,PIN Type

3P25U3/12
Altech
1: $66.10
6In Stock

Mfr. Part #
3P25U3/12

Mouser Part #
845-3P25U312

Altech

Circuit Breaker Accessories Busbar,3 Phase,25sqmm,PIN Type

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Datasheet

6In Stock

$66.10

$63.91

$62.50

$61.13

Quote

Min.: 1
Mult.: 1

Circuit Breaker Accessories Busbar,3 Phase,25sqmm,PIN Type

3P25U3/15
Altech
1: $71.35
6In Stock

Mfr. Part #
3P25U3/15

Mouser Part #
845-3P25U315

Altech

Circuit Breaker Accessories Busbar,3 Phase,25sqmm,PIN Type

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6In Stock

$71.35

$69.52

$68.28

$66.92

View

Min.: 1
Mult.: 1

Busbar Systems

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