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Home >  UL1077 Supplementary Circuit Breakers > NDB5-Economy Series UL1077 Circuit Breakers

Miniature Circuit Breakers, Economy Series
UL1077 Supplemental


An ASI miniature breaker provides a compact solution for supplemental circuit protection at a great value. You save more than 25% of DIN rail space with a per pole footprint of only 13mm. These miniature circuit breakers come in amperages ranging from 1 amp to 63 amps. Choose from one, two and three pole mcb breakers. These reliable breakers provide a finger safe screw clamp wire terminations also.
Catalog No. / Description 
NDB5-J41-1P Product
Miniature DIN Rail Mounted AC Circuit Breaker
  • DIN Rail Mounting
  • 13mm wide
  • One, Two and Three Pole Versions
  • UL1077
  • Easy to Wire, Screw-Clamp Connections
Use 
 below to check stock
Miniature DIN Rail Mounted AC Circuit Breaker, 1 pole, UL1077, 1 A, 240 Vac, Medium Trip Curve 
$18.03 each
1       $18.03 Each

12       $17.12 Each

60       $16.22 Each

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60+ units saves 10% 
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NDB5-J42-1P Product
Miniature DIN Rail Mounted AC Circuit Breaker
  • DIN Rail Mounting
  • 13mm wide
  • One, Two and Three Pole Versions
  • UL1077
  • Easy to Wire, Screw-Clamp Connections
Use 
 below to check stock
1 pole, UL1077, 2 A, 240 Vac, Medium Trip Curve 
$18.03 each
1       $18.03 Each

12       $17.12 Each

60       $16.22 Each

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60+ units saves 10% 
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Units
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3 A, Medium Trip Curve 
$18.03 each
1       $18.03 Each

12       $17.12 Each

60       $16.22 Each

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60+ units saves 10% 
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Units
Green Check In Stock
4 A, Medium Trip Curve 
$18.03 each
1       $18.03 Each

12       $17.12 Each

60       $16.22 Each

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60+ units saves 10% 
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Units
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5 A, Medium Trip Curve 
$18.03 each
1       $18.03 Each

12       $17.12 Each

60       $16.22 Each

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60+ units saves 10% 
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Units
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6 A, Medium Trip Curve 
$18.03 each
1       $18.03 Each

12       $17.12 Each

60       $16.22 Each

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60+ units saves 10% 
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7 A, Medium Trip Curve 
$18.03 each
1       $18.03 Each

12       $17.12 Each

60       $16.22 Each

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60+ units saves 10% 
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8 A, Medium Trip Curve 
$18.03 each
1       $18.03 Each

12       $17.12 Each

60       $16.22 Each

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60+ units saves 10% 
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Units
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9 A, Medium Trip Curve 
$18.03 each
1       $18.03 Each

12       $17.12 Each

60       $16.22 Each

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60+ units saves 10% 
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10 A, Medium Trip Curve 
$18.03 each
1       $18.03 Each

12       $17.12 Each

60       $16.22 Each

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12 A, Medium Trip Curve 
$18.03 each
1       $18.03 Each

12       $17.12 Each

60       $16.22 Each

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Supplemental Protection Circuit Breaker, 15 A, 1 pole, DIN rail mount, UL1077 ,240 Vac, Medium Trip Curve 
$18.03 each
1       $18.03 Each

12       $17.12 Each

60       $16.22 Each

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Miniature DIN Rail Mounted AC Circuit Breaker, 1 pole, UL1077, 16 A, 240 Vac, Medium Trip Curve 
$18.03 each
1       $18.03 Each

12       $17.12 Each

60       $16.22 Each

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60+ units saves 10% 
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20 A, Medium Trip Curve 
$18.03 each
1       $18.03 Each

12       $17.12 Each

60       $16.22 Each

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60+ units saves 10% 
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24 A, Medium Trip Curve 
$18.03 each
1       $18.03 Each

12       $17.12 Each

60       $16.22 Each

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60+ units saves 10% 
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25A, Medium Trip Curve 
$18.03 each
1       $18.03 Each

12       $17.12 Each

60       $16.22 Each

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60+ units saves 10% 
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30 A, Medium Trip Curve 
$18.03 each
1       $18.03 Each

12       $17.12 Each

60       $16.22 Each

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60+ units saves 10% 
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32 A, Medium Trip Curve 
$18.03 each
1       $18.03 Each

12       $17.12 Each

60       $16.22 Each

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60+ units saves 10% 
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35 A, Medium Trip Curve 
$18.03 each
1       $18.03 Each

12       $17.12 Each

60       $16.22 Each

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60+ units saves 10% 
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40 A, Medium Trip Curve 
$18.03 each
1       $18.03 Each

12       $17.12 Each

60       $16.22 Each

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60+ units saves 10% 
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45 A, Medium Trip Curve 
$18.03 each
1       $18.03 Each

12       $17.12 Each

60       $16.22 Each

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60+ units saves 10% 
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50 A, Medium Trip Curve 
$18.03 each
1       $18.03 Each

12       $17.12 Each

60       $16.22 Each

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60+ units saves 10% 
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Units
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55 A, Medium Trip Curve 
$18.03 each
1       $18.03 Each

12       $17.12 Each

60       $16.22 Each

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60+ units saves 10% 
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60 A, Medium Trip Curve 
$18.03 each
1       $18.03 Each

12       $17.12 Each

60       $16.22 Each

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60+ units saves 10% 
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63 A, Medium Trip Curve 
$18.03 each
1       $18.03 Each

12       $17.12 Each

60       $16.22 Each

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60+ units saves 10% 
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 Two PoleNext | Top      
NDB5-J41-2P Product
Miniature DIN Rail Mounted AC Circuit Breaker
  • DIN Rail Mounting
  • 13mm wide
  • One, Two and Three Pole Versions
  • UL1077
  • Easy to Wire, Screw-Clamp Connections
Use 
 below to check stock
2 pole, UL1077, 1 A, 240/480 Vac, Medium Trip Curve 
$36.02 each
1       $36.02 Each

6       $34.21 Each

60       $32.41 Each

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60+ units saves 10% 
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Units
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2 A, Medium Trip Curve 
$36.02 each
1       $36.02 Each

6       $34.21 Each

60       $32.41 Each

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60+ units saves 10% 
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Units
Green Check In Stock
3 A, Medium Trip Curve 
$36.02 each
1       $36.02 Each

6       $34.21 Each

60       $32.41 Each

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60+ units saves 10% 
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Units
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4 A, Medium Trip Curve 
$36.02 each
1       $36.02 Each

6       $34.21 Each

60       $32.41 Each

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60+ units saves 10% 
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Units
Green Check In Stock
5 A, Medium Trip Curve 
$36.02 each
1       $36.02 Each

6       $34.21 Each

60       $32.41 Each

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60+ units saves 10% 
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Units
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6 A, Medium Trip Curve 
$36.02 each
1       $36.02 Each

6       $34.21 Each

60       $32.41 Each

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60+ units saves 10% 
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Units
Green Check In Stock
7 A, Medium Trip Curve 
$36.02 each
1       $36.02 Each

6       $34.21 Each

60       $32.41 Each

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60+ units saves 10% 
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Units
Green Check In Stock
8 A, Medium Trip Curve 
$36.02 each
1       $36.02 Each

6       $34.21 Each

60       $32.41 Each

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60+ units saves 10% 
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Units
Green Check In Stock
9 A, Medium Trip Curve 
$36.02 each
1       $36.02 Each

6       $34.21 Each

60       $32.41 Each

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60+ units saves 10% 
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Units
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10 A, Medium Trip Curve 
$36.02 each
1       $36.02 Each

6       $34.21 Each

60       $32.41 Each

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60+ units saves 10% 
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12 A, Medium Trip Curve 
$36.02 each
1       $36.02 Each

6       $34.21 Each

60       $32.41 Each

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60+ units saves 10% 
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15 A, Medium Trip Curve 
$36.02 each
1       $36.02 Each

6       $34.21 Each

60       $32.41 Each

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60+ units saves 10% 
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16 A, Medium Trip Curve 
$36.02 each
1       $36.02 Each

6       $34.21 Each

60       $32.41 Each

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MCB Breaker, 20 Amp 2 Pole UL1077, 240/480 Vac, Medium Trip Curve, only 13mm wide per pole 
$36.02 each
1       $36.02 Each

6       $34.21 Each

60       $32.41 Each

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Miniature DIN Rail Mounted AC Circuit Breaker, 2 pole, UL1077, 24 A, 240/480 Vac, Medium Trip Curve 
$36.02 each
1       $36.02 Each

6       $34.21 Each

60       $32.41 Each

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60+ units saves 10% 
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Units
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25A, Medium Trip Curve 
$36.02 each
1       $36.02 Each

6       $34.21 Each

60       $32.41 Each

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60+ units saves 10% 
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Units
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30 A, Medium Trip Curve 
$36.02 each
1       $36.02 Each

6       $34.21 Each

60       $32.41 Each

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60+ units saves 10% 
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Units
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32 A, Medium Trip Curve 
$36.02 each
1       $36.02 Each

6       $34.21 Each

60       $32.41 Each

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60+ units saves 10% 
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Units
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35 A, Medium Trip Curve 
$36.02 each
1       $36.02 Each

6       $34.21 Each

60       $32.41 Each

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60+ units saves 10% 
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Units
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40 A, Medium Trip Curve 
$36.02 each
1       $36.02 Each

6       $34.21 Each

60       $32.41 Each

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60+ units saves 10% 
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Units
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45 A, Medium Trip Curve 
$36.02 each
1       $36.02 Each

6       $34.21 Each

60       $32.41 Each

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60+ units saves 10% 
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Units
Green Check In Stock
50 A, Medium Trip Curve 
$36.02 each
1       $36.02 Each

6       $34.21 Each

60       $32.41 Each

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60+ units saves 10% 
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Units
Green Check In Stock
55 A, Medium Trip Curve 
$36.02 each
1       $36.02 Each

6       $34.21 Each

60       $32.41 Each

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60+ units saves 10% 
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Units
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60 A, Medium Trip Curve 
$36.02 each
1       $36.02 Each

6       $34.21 Each

60       $32.41 Each

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 Three PoleNext | Top      
NDB5-J41-3P Product
1 Amp Miniature Circuit Breaker
  • DIN Rail Mounting
  • 13mm wide
  • One, Two and Three Pole Versions
  • UL1077
  • Easy to Wire, Screw-Clamp Connections
Use 
 below to check stock
DIN Rail Mount, 3 Pole, 480 Vac, 10kA IC, LED Indication, 39mm Wide, Medium/C Trip Curve, UL1077 
$54.04 each
1       $54.04 Each

4       $51.34 Each

60       $48.64 Each

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Miniature DIN Rail Mounted AC Circuit Breaker, 3 pole, UL1077, 2 A, 240/480 Vac, Medium Trip Curve 
$54.04 each
1       $54.04 Each

4       $51.34 Each

60       $48.64 Each

Need More >> Call For Quote
60+ units saves 10% 
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Units
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3 A, Medium Trip Curve 
$54.04 each
1       $54.04 Each

4       $51.34 Each

60       $48.64 Each

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60+ units saves 10% 
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Units
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4 A, Medium Trip Curve 
$54.04 each
1       $54.04 Each

4       $51.34 Each

60       $48.64 Each

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60+ units saves 10% 
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Units
Green Check In Stock
5 A, Medium Trip Curve 
$54.04 each
1       $54.04 Each

4       $51.34 Each

60       $48.64 Each

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60+ units saves 10% 
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Units
Green Check In Stock
6 A, Medium Trip Curve 
$54.04 each
1       $54.04 Each

4       $51.34 Each

60       $48.64 Each

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60+ units saves 10% 
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Units
Green Check In Stock
7 A, Medium Trip Curve 
$54.04 each
1       $54.04 Each

4       $51.34 Each

60       $48.64 Each

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60+ units saves 10% 
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Units
Green Check In Stock
8 A, Medium Trip Curve 
$54.04 each
1       $54.04 Each

4       $51.34 Each

60       $48.64 Each

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60+ units saves 10% 
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Units
Green Check In Stock
9 A, Medium Trip Curve 
$54.04 each
1       $54.04 Each

4       $51.34 Each

60       $48.64 Each

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60+ units saves 10% 
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Units
Green Check In Stock
10 A, Medium Trip Curve 
$54.04 each
1       $54.04 Each

4       $51.34 Each

60       $48.64 Each

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60+ units saves 10% 
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Units
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12 A, Medium Trip Curve 
$54.04 each
1       $54.04 Each

4       $51.34 Each

60       $48.64 Each

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60+ units saves 10% 
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Units
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15 A, Medium Trip Curve 
$54.04 each
1       $54.04 Each

4       $51.34 Each

60       $48.64 Each

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60+ units saves 10% 
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Units
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16 A, Medium Trip Curve 
$54.04 each
1       $54.04 Each

4       $51.34 Each

60       $48.64 Each

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60+ units saves 10% 
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Units
Green Check In Stock
20 A, Medium Trip Curve 
$54.04 each
1       $54.04 Each

4       $51.34 Each

60       $48.64 Each

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60+ units saves 10% 
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Units
Green Check In Stock
24 A, Medium Trip Curve 
$54.04 each
1       $54.04 Each

4       $51.34 Each

60       $48.64 Each

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60+ units saves 10% 
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Units
Green Check In Stock
25A, Medium Trip Curve 
$54.04 each
1       $54.04 Each

4       $51.34 Each

60       $48.64 Each

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60+ units saves 10% 
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Units
Green Check In Stock
30 A, Medium Trip Curve 
$54.04 each
1       $54.04 Each

4       $51.34 Each

60       $48.64 Each

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60+ units saves 10% 
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Units
Green Check In Stock
35 A, Medium Trip Curve 
$54.04 each
1       $54.04 Each

4       $51.34 Each

60       $48.64 Each

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60+ units saves 10% 
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Units
Green Check In Stock
40 A, Medium Trip Curve 
$54.04 each
1       $54.04 Each

4       $51.34 Each

60       $48.64 Each

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60+ units saves 10% 
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Units
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45 A, Medium Trip Curve 
$54.04 each
1       $54.04 Each

4       $51.34 Each

60       $48.64 Each

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60+ units saves 10% 
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Units
Green Check In Stock
50 A, Medium Trip Curve 
$54.04 each
1       $54.04 Each

4       $51.34 Each

60       $48.64 Each

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60+ units saves 10% 
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Units
Green Check In Stock
55 A, Medium Trip Curve 
$54.04 each
1       $54.04 Each

4       $51.34 Each

60       $48.64 Each

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60+ units saves 10% 
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