UL (AC) & DL (DC) Circuit Breakers

Altech UL (AC) and DL (DC) Circuit Breakers are available in both AC and DC models and offer 10kA short-circuit interrupting capacity. These thermal magnetic modules feature a 17.5mm width, a miniature size, and DIN-rail mounting. The series has a 0.3 to 63A current range and 6000 switching cycles of electrical life. Applications for Altech UL (AC) and DL (DC) Circuit Breakers include lighting, wiring protection, appliances, transformers, and telecommunication.

Results: 140
Select Image Part # Mfr. Description Datasheet Availability Pricing (TWD) Filter the results in the table by unit price based on your quantity. Qty. RoHS ECAD Model Series Product Type Current Rating Voltage Rating AC Number of Poles Actuator Minimum Operating Temperature Maximum Operating Temperature Illuminated Packaging
Altech Circuit Breakers 15A, C CHAR, 1POLE 277VAC, UL489 65In Stock
NT$1,202.05
NT$1,112.78
NT$1,080.52
Min.: 1
Mult.: 1
UL Circuit Breakers C-Trip 15 A 277 VAC 1 Pole Handle - 25 C + 55 C Non-Illuminated
Altech Circuit Breakers 1C03UL, 0.3A, CIRCUIT BREAKER 4In Stock
NT$1,682.44
NT$1,442.25
NT$1,202.05
NT$1,197.03
Min.: 1
Mult.: 1
UL 300 mA 277 VAC 1 Pole Handle - 25 C + 55 C Non-Illuminated
Altech Circuit Breakers 1.6A, C CHAR, 1POLE 277VAC, UL489 5In Stock
NT$1,682.44
NT$1,442.25
NT$1,180.90
NT$1,103.46
Min.: 1
Mult.: 1
UL Circuit Breakers C-Trip 1.6 A 277 VAC 1 Pole Handle - 25 C + 55 C Non-Illuminated
Altech Circuit Breakers 10A, C CHAR, 1POLE 277VAC, UL489 17In Stock
47Expected 10/15/2026
NT$1,202.05
NT$1,182.33
NT$1,093.78
NT$1,055.07
Min.: 1
Mult.: 1
UL 10 A 277 VAC 1 Pole Handle - 25 C + 55 C Non-Illuminated
Altech Circuit Breakers 16A, C CHAR, 1POLE 277VAC, UL489 3In Stock
NT$1,772.07
NT$1,348.68
NT$1,251.88
NT$1,162.97
Min.: 1
Mult.: 1
UL 16 A 277 VAC 1 Pole Handle - 25 C + 55 C Non-Illuminated
Altech Circuit Breakers 20A, C CHAR, 1POLE 277VAC, UL489 4In Stock
8Expected 10/14/2026
NT$1,502.12
NT$1,202.05
NT$1,192.73
NT$1,121.39
Min.: 1
Mult.: 1
UL 20 A 277 VAC 1 Pole Handle - 25 C + 55 C Non-Illuminated
Altech Circuit Breakers 25A, C CHAR, 1POLE 277VAC, UL489 7In Stock
NT$1,617.55
NT$1,423.96
NT$1,202.05
NT$1,141.11
Min.: 1
Mult.: 1
UL 25 A 277 VAC 1 Pole Handle - 25 C + 55 C Non-Illuminated
Altech Circuit Breakers 32A, C CHAR, 1POLE 277VAC, UL489 4In Stock
NT$1,682.44
NT$1,202.05
NT$1,145.05
NT$1,109.20
Min.: 1
Mult.: 1
UL 32 A 277 VAC 1 Pole Handle - 25 C + 55 C Non-Illuminated
Altech Circuit Breakers 4A, C CHAR, 1POLE 277VAC, UL489 13In Stock
NT$1,202.05
NT$1,183.05
NT$1,148.63
NT$1,113.86
Min.: 1
Mult.: 1
UL Circuit Breakers C-Trip 4 A 277 VAC 1 Pole Handle - 25 C + 55 C Non-Illuminated
Altech Circuit Breakers 5A, C CHAR, 1POLE 277VAC, UL489 7In Stock
32On Order
NT$1,202.05
NT$1,173.01
NT$1,141.82
NT$1,110.63
Min.: 1
Mult.: 1
UL Circuit Breakers C-Trip 5 A 277 VAC 1 Pole Handle - 25 C + 55 C Non-Illuminated
Altech Circuit Breakers 10A, D CHAR, 1POLE 277VAC, UL489 6In Stock
21Expected 1/11/2027
NT$1,202.05
NT$1,078.37
NT$1,053.27
NT$1,031.05
Min.: 1
Mult.: 1
UL Circuit Breakers D-Trip 10 A 277 VAC 1 Pole Handle - 25 C + 55 C Non-Illuminated
Altech Circuit Breakers 15A, D CHAR, 1POLE 277VAC, UL489 23In Stock
22Expected 1/29/2027
NT$1,202.05
NT$1,182.33
NT$1,136.45
NT$1,094.50
Min.: 1
Mult.: 1
UL Circuit Breakers D-Trip 15 A 277 VAC 1 Pole Handle - 25 C + 55 C Non-Illuminated
Altech Circuit Breakers 20A, D CHAR, 1POLE 277VAC, UL489 5In Stock
NT$1,639.42
NT$1,408.19
NT$1,249.01
NT$1,152.58
Min.: 1
Mult.: 1
UL 20 A 277 VAC 1 Pole Handle - 25 C + 55 C Non-Illuminated
Altech Circuit Breakers 25A, D CHAR, 1POLE 277VAC, UL489 5In Stock
NT$1,772.07
NT$1,469.85
NT$1,264.79
NT$1,169.79
Min.: 1
Mult.: 1
UL 25 A 277 VAC 1 Pole Handle - 25 C + 55 C Non-Illuminated
Altech Circuit Breakers 2A, D CHAR, 1POLE 277VAC, UL489 7In Stock
NT$1,462.68
NT$1,311.03
NT$1,182.33
NT$1,121.75
Min.: 1
Mult.: 1
UL 2 A 277 VAC 1 Pole Handle - 25 C + 55 C Non-Illuminated
Altech Circuit Breakers 63A, D CHAR, 1POLE 240VAC, UL489 5In Stock
NT$1,279.85
NT$1,273.39
NT$1,240.41
NT$1,207.07
Min.: 1
Mult.: 1
UL 63 A 240 VAC 1 Pole Handle - 25 C + 55 C Non-Illuminated
Altech Circuit Breakers 6A, D CHAR, 1POLE 277VAC, UL489 7In Stock
NT$1,202.05
NT$1,178.03
NT$1,146.84
NT$1,115.65
Min.: 1
Mult.: 1
UL 6 A 277 VAC 1 Pole Handle - 25 C + 55 C Non-Illuminated
Altech Circuit Breakers 12A, C CHAR, 2POLE 480Y/277VAC,UL489 4In Stock
8Expected 2/2/2027
NT$3,068.40
NT$2,687.32
NT$2,539.61
NT$2,253.17
Min.: 1
Mult.: 1
UL Circuit Breakers C-Trip 12 A 277 VAC 2 Pole Handle - 25 C + 55 C Non-Illuminated
Altech Circuit Breakers 20A, C CHAR, 2POLE 480Y/277VAC,UL489 12In Stock
5Expected 10/14/2026
NT$2,884.49
NT$2,589.09
NT$2,403.74
NT$2,128.77
Min.: 1
Mult.: 1
UL 20 A 277 VAC 2 Pole Handle - 25 C + 55 C Non-Illuminated
Altech Circuit Breakers 25A, C CHAR, 2POLE 480Y/277VAC,UL489 5In Stock
NT$2,403.74
NT$2,389.76
NT$2,323.44
Min.: 1
Mult.: 1
UL 25 A 277 VAC 2 Pole Handle - 25 C + 55 C Non-Illuminated
Altech Circuit Breakers 32A, C CHAR, 2POLE 480Y/277VAC,UL489 2In Stock
NT$3,452.71
NT$2,777.66
NT$2,403.74
NT$2,315.19
Min.: 1
Mult.: 1
UL 32 A 277 VAC 2 Pole Handle - 25 C + 55 C Non-Illuminated
Altech Circuit Breakers 3A, C CHAR, 2POLE 480Y/277VAC,UL489 2In Stock
5Expected 1/18/2027
NT$3,177.74
NT$2,403.74
NT$2,403.38
NT$2,340.29
Min.: 1
Mult.: 1
UL 3 A 277 VAC 2 Pole Handle - 25 C + 55 C Non-Illuminated
Altech Circuit Breakers 4A, C CHAR, 2POLE 480Y/277VAC,UL489 20In Stock
NT$3,311.11
NT$2,986.66
NT$2,624.22
NT$2,309.82
Min.: 1
Mult.: 1
UL 4 A 277 VAC 2 Pole Handle - 25 C + 55 C Non-Illuminated
Altech Circuit Breakers 5A, C CHAR, 2POLE 480Y/277VAC,UL489 4In Stock
NT$2,403.74
NT$2,311.25
NT$2,247.08
NT$2,098.30
Min.: 1
Mult.: 1
UL 5 A 277 VAC 2 Pole Handle - 25 C + 55 C Non-Illuminated
Altech Circuit Breakers 0.3A, D CHAR, 2POLE 480Y/277VAC,UL489 6In Stock
NT$3,221.48
NT$2,769.77
NT$2,388.33
NT$2,238.83
Min.: 1
Mult.: 1
UL 300 mA 277 VAC 2 Pole Handle - 25 C + 55 C Non-Illuminated