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Busbars

Altech Busbar Systems UL489 & UL1077/508

Altech’s UL489, UL1077, and UL508 busbar systems are designed to streamline panel building. They jumper up to 57 poles, cut installation time by 30%, save valuable panel space, and minimize maintenance—all while delivering high electrical ratings. UL approved for Altech and most competitor devices, they offer flexible, cuttable configurations without losing certification.

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Save Time, Space and Money with Altech Busbars!

Altech UL489 Busbar System

Altech UL1077/508 Busbar System

Cuttable UL489 Busbar System

Cuttable UL508 / UL1077 Busbar System

The Altech Busbar System is an innovative way to jumper up to 57 poles of Miniature Circuit Breakers (MCB).

The advantages of this busbar system are:

  • 30% Installation time savings
  • Panel space savings
  • Reduced maintenance
  • High electrical ratings
  • Every pin configuration is possible by combination of existing 6, 12 and 18 pin busbars.
  • Power Feeding: Power Feed Lug (115A), Direct Power Feed (115A)
  • UL listed for Altech’s L-Series of Miniature Circuit Breakers
  • UL listed for use with most popular UL489 Miniature Circuit Breakers in the market.

The Altech Busbar System is an innovative way to jumper up to 57 poles of Manual Motor Controllers (MMC) and Supplementary Protectors (SP).

The advantages of this busbar system are:

  • 30% Installation time savings
  • Panel space savings
  • Reduced maintenance
  • High electrical ratings
  • 1-57 different pin configurations
  • 1/2 pole spacing (auxiliary switch) available
  • Power Feeding: Power Feed Lugs (115A), Direct Power Feed (115A), Power Feed Block (200A)
  • UL recognized and listed for Altech’s R-Series, V-EA Series and MA Series of Manual Motor Controllers and Supplementary Protectors
  • UL recognized and listed for use with most popular UL1077 supplementary protectors and UL508 Manual Motor Controllers in the market.
  • Customers can cut the Busbar without losing the UL approval
  • Line/Load reversible

UL489 Busbar Power Feed Devices and Accessories

UL1077/508 Busbar Power Feed Devices and Accessories

Power Feed Lugs

Modular Direct Power Feed

Insulation Caps

Power Feed Lugs

Modular Direct Power Feed

Power Feed Block

End Caps

Insulation Caps

Filters
Part Selection Guide
Busbar Size
18 sqmm(2)
Busbar Approval
UL 508 / UL 1077(2)
Busbar Cuttable
Yes(2)
Busbar Phases
1 Phase(2)
Busbar No. Pins
2(1)
3(2)
4(4)
5(2)
6(6)
7(2)
8(4)
9(4)
10(3)
10(1)
11(1)
12(6)
13(1)
14(4)
15(4)
16(4)
17(1)
18(6)
19(2)
20(4)
21(4)
22(4)
23(2)
24(6)
25(2)
26(4)
27(4)
28(3)
29(2)
30(6)
31(2)
32(4)
33(4)
34(3)
35(2)
36(6)
37(1)
38(3)
39(3)
40(3)
41(1)
42(5)
43(1)
44(3)
45(3)
46(3)
47(1)
48(5)
49(1)
50(3)
51(3)
52(3)
53(1)
54(5)
55(1)
56(3)
57(3)
Busbar No. of MMC to Jumper
2x1 pole(1)
47x1 pole(1)
Busbar Electrical Ratings
18mm2 (80A) and 25mm 2 (100A)(2)
Reset Done
Part Selection Guide
Busbar Size
18 sqmm(2)
Busbar Approval
UL 508 / UL 1077(2)
Busbar Cuttable
Yes(2)
Busbar Phases
1 Phase(2)
Busbar No. Pins
2(1)
3(2)
4(4)
5(2)
6(6)
7(2)
8(4)
9(4)
10(3)
10(1)
11(1)
12(6)
13(1)
14(4)
15(4)
16(4)
17(1)
18(6)
19(2)
20(4)
21(4)
22(4)
23(2)
24(6)
25(2)
26(4)
27(4)
28(3)
29(2)
30(6)
31(2)
32(4)
33(4)
34(3)
35(2)
36(6)
37(1)
38(3)
39(3)
40(3)
41(1)
42(5)
43(1)
44(3)
45(3)
46(3)
47(1)
48(5)
49(1)
50(3)
51(3)
52(3)
53(1)
54(5)
55(1)
56(3)
57(3)
Busbar No. of MMC to Jumper
2x1 pole(1)
47x1 pole(1)
Busbar Electrical Ratings
18mm2 (80A) and 25mm 2 (100A)(2)
Reset Done
Busbars Busbars 2

    1P18U1/47 - UL 508 & UL 1077 - 1 PHASE BUSBAR - standard spacing

    1P18U1/47
    UL1077/508 Busbar System1-57 different pin configurations 1/2 pole spacing (auxiliary switch) available Power Feeding: Power Feed Lugs (115A), Direct Power Feed (115A), Power Feed Block (200A) UL recognized and listed for Altech’s R-Series, ABL’s UR, V-EA and MA Series of Manual Motor Controllers and Supplementary Protectors UL recognized and...
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    Busbars Busbars 2

      1P18U1H/2 - UL 508 & UL 1077 - 1 PHASE BUSBAR - 1/2 pole spacing

      1P18U1H/2
      UL1077/508 Busbar System1-57 different pin configurations 1/2 pole spacing (auxiliary switch) available Power Feeding: Power Feed Lugs (115A), Direct Power Feed (115A), Power Feed Block (200A) UL recognized and listed for Altech’s R-Series, ABL’s UR, V-EA and MA Series of Manual Motor Controllers and Supplementary Protectors UL recognized and...
      View
      Circuit Protection Devices
      Part Selection Guide
      Busbar Size
      18 sqmm(2)
      Busbar Approval
      UL 508 / UL 1077(2)
      Busbar Cuttable
      Yes(2)
      Busbar Phases
      1 Phase(2)
      Busbar No. Pins
      2(1)
      3(2)
      4(4)
      5(2)
      6(6)
      7(2)
      8(4)
      9(4)
      10(3)
      10(1)
      11(1)
      12(6)
      13(1)
      14(4)
      15(4)
      16(4)
      17(1)
      18(6)
      19(2)
      20(4)
      21(4)
      22(4)
      23(2)
      24(6)
      25(2)
      26(4)
      27(4)
      28(3)
      29(2)
      30(6)
      31(2)
      32(4)
      33(4)
      34(3)
      35(2)
      36(6)
      37(1)
      38(3)
      39(3)
      40(3)
      41(1)
      42(5)
      43(1)
      44(3)
      45(3)
      46(3)
      47(1)
      48(5)
      49(1)
      50(3)
      51(3)
      52(3)
      53(1)
      54(5)
      55(1)
      56(3)
      57(3)
      Busbar No. of MMC to Jumper
      2x1 pole(1)
      47x1 pole(1)
      Busbar Electrical Ratings
      18mm2 (80A) and 25mm 2 (100A)(2)
      Reset Done
      Product added to wishlist
      Product added to compare.

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