Circuit Breakers – Mouser Switzerland

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QMB Series Thermal Circuit Breakers

Qualtek Electronics QMB Series Thermal Circuit Breakers feature plastic M11x1.0 thread or snap-in bushings, maximum interruption capacity of 1000A, .250 quick connect tabs, and an operating temperature range of -10°C to +60°C, as well as front panel and snap-in mounting options. The devices are cost effective in consumer products, home appliances, telecom, medical, toys, motors, power supplies, marine, power strips, and transportation applications.

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Part #

Circuit Breakers 3A FRT PANEL PLASTIC .250 QC TAB TUV

QMB-033-11C3N-3BA
Qualtek
1: 2.69 CHF
135In Stock
500Expected 20/11/2026

Mfr. Part No.
QMB-033-11C3N-3BA

Mouser Part No
562-QMB03311C3N3BA

Qualtek

Circuit Breakers 3A FRT PANEL PLASTIC .250 QC TAB TUV

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Datasheet

135In Stock

500Expected 20/11/2026

2.69 CHF

2.24 CHF

2.07 CHF

1.71 CHF

View

Min.: 1
Mult.: 1

QMB

Circuit Breakers

Thermal

3 A

125 VAC to 250 VAC

32 VDC

1 Pole

Pushbutton

- 10 C

+ 60 C

Non-Illuminated

Circuit Breakers 5A FRT PANEL PLASTIC .250 QC TAB TUV

QMB-053-11C3N-3BA
Qualtek
1: 2.74 CHF
431In Stock

Mfr. Part No.
QMB-053-11C3N-3BA

Mouser Part No
562-QMB05311C3N3BA

Qualtek

Circuit Breakers 5A FRT PANEL PLASTIC .250 QC TAB TUV

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Datasheet

431In Stock

2.74 CHF

2.27 CHF

2.09 CHF

1.73 CHF

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Min.: 1
Mult.: 1

QMB

Circuit Breakers

Thermal

5 A

125 VAC to 250 VAC

32 VDC

1 Pole

Pushbutton

- 10 C

+ 60 C

Non-Illuminated

Circuit Breakers 7A Snap In Plastic .250 QC TAB TUV

QMB-073-00ENN-3BA
Qualtek
1: 2.71 CHF
478In Stock

Mfr. Part No.
QMB-073-00ENN-3BA

Mouser Part No
562-QMB07300ENN3BA

Qualtek

Circuit Breakers 7A Snap In Plastic .250 QC TAB TUV

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Datasheet

478In Stock

2.71 CHF

2.25 CHF

2.07 CHF

1.72 CHF

View

Min.: 1
Mult.: 1

QMB

Circuit Breakers

Thermal

7 A

125 VAC to 250 VAC

32 VDC

1 Pole

Pushbutton

- 10 C

+ 60 C

Non-Illuminated

Circuit Breakers 10A Snap In Plastic .250 QC TAB TUV

QMB-103-00ENN-3BA
Qualtek
1: 3.22 CHF
468In Stock

Mfr. Part No.
QMB-103-00ENN-3BA

Mouser Part No
562-QMB10300ENN3BA

Qualtek

Circuit Breakers 10A Snap In Plastic .250 QC TAB TUV

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Datasheet

468In Stock

3.22 CHF

3.07 CHF

2.91 CHF

2.35 CHF

View

Min.: 1
Mult.: 1

QMB

Circuit Breakers

Thermal

10 A

125 VAC to 250 VAC

32 VDC

1 Pole

Pushbutton

- 10 C

+ 60 C

Non-Illuminated

Circuit Breakers 10A FRT PNL PLASTIC .250 QC TAB TUV

QMB-103-11C3N-3BA
Qualtek
1: 2.42 CHF
672In Stock

Mfr. Part No.
QMB-103-11C3N-3BA

Mouser Part No
562-QMB10311C3N3BA

Qualtek

Circuit Breakers 10A FRT PNL PLASTIC .250 QC TAB TUV

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Datasheet

672In Stock

2.42 CHF

2.01 CHF

1.85 CHF

1.54 CHF

View

Min.: 1
Mult.: 1

QMB

Circuit Breakers

Thermal

10 A

125 VAC to 250 VAC

32 VDC

1 Pole

Pushbutton

- 10 C

+ 60 C

Non-Illuminated

Circuit Breakers 7A FRT PANEL PLASTIC .250 QC TAB TUV

QMB-073-11C3N-3BA
Qualtek
1: 2.84 CHF
1 991On Order

Mfr. Part No.
QMB-073-11C3N-3BA

Mouser Part No
562-QMB07311C3N3BA

Qualtek

Circuit Breakers 7A FRT PANEL PLASTIC .250 QC TAB TUV

Learn More

Datasheet

1 991On Order

2.84 CHF

2.47 CHF

2.34 CHF

1.89 CHF

View

Min.: 1
Mult.: 1

QMB

Circuit Breakers

Thermal

7 A

125 VAC to 250 VAC

32 VDC

1 Pole

Pushbutton

- 10 C

+ 60 C

Non-Illuminated

Circuit Breakers 15A FRT PNL PLASTIC .250 QC TAB TUV

QMB-153-11C3N-3BA
Qualtek
1: 2.64 CHF
3 796On Order

Mfr. Part No.
QMB-153-11C3N-3BA

Mouser Part No
562-QMB15311C3N3BA

Qualtek

Circuit Breakers 15A FRT PNL PLASTIC .250 QC TAB TUV

Learn More

Datasheet

3 796On Order

2.64 CHF

2.19 CHF

2.01 CHF

1.67 CHF

View

Min.: 1
Mult.: 1

QMB

Circuit Breakers

Thermal

15 A

125 VAC to 250 VAC

32 VDC

1 Pole

Pushbutton

- 10 C

+ 60 C

Non-Illuminated

Circuit Breakers 12A FRT PNL PLASTIC .250 QC TAB TUV

QMB-123-11C3N-3BA
Qualtek
1: 3.09 CHF
492In Stock

Mfr. Part No.
QMB-123-11C3N-3BA

Mouser Part No
562-QMB12311C3N3BA

Qualtek

Circuit Breakers 12A FRT PNL PLASTIC .250 QC TAB TUV

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Datasheet

492In Stock

3.09 CHF

2.94 CHF

2.79 CHF

2.25 CHF

View

Min.: 1
Mult.: 1

QMB

Circuit Breakers

Thermal

12 A

125 VAC to 250 VAC

32 VDC

1 Pole

Pushbutton

- 10 C

+ 60 C

Non-Illuminated

Circuit Breakers 20A Snap In Plastic .250 QC TAB

QMB-203-00ENN-3BA
Qualtek
1: 2.64 CHF
500Expected 19/10/2026

Mfr. Part No.
QMB-203-00ENN-3BA

Mouser Part No
562-QMB20300ENN3BA

Qualtek

Circuit Breakers 20A Snap In Plastic .250 QC TAB

Learn More

Datasheet

500Expected 19/10/2026

2.64 CHF

2.19 CHF

2.01 CHF

1.67 CHF

View

Min.: 1
Mult.: 1

QMB

Circuit Breakers

Thermal

20 A

125 VAC to 250 VAC

32 VDC

1 Pole

Pushbutton

- 10 C

+ 60 C

Non-Illuminated

Circuit Breakers 20A FRT PNL PLASTIC .250 QC TAB

QMB-203-11C3N-3BA
Qualtek
1: 2.62 CHF
500Expected 15/01/2027

Mfr. Part No.
QMB-203-11C3N-3BA

Mouser Part No
562-QMB20311C3N3BA

Qualtek

Circuit Breakers 20A FRT PNL PLASTIC .250 QC TAB

Learn More

Datasheet

500Expected 15/01/2027

2.62 CHF

2.17 CHF

2.00 CHF

1.66 CHF

View

Min.: 1
Mult.: 1

QMB

Circuit Breakers

Thermal

20 A

125 VAC to 250 VAC

32 VDC

1 Pole

Pushbutton

- 10 C

+ 60 C

Non-Illuminated

Circuit Breakers 3A SNAP IN PLASTIC .250 QC TAB TUV

QMB-033-00ENN-3BA
Qualtek
1: 2.69 CHF
Non-Stocked Lead-Time 30 Weeks

Mfr. Part No.
QMB-033-00ENN-3BA

Mouser Part No
562-QMB03300ENN3BA

Qualtek

Circuit Breakers 3A SNAP IN PLASTIC .250 QC TAB TUV

Learn More

Datasheet

Non-Stocked Lead-Time 30 Weeks

2.69 CHF

2.46 CHF

2.42 CHF

1.72 CHF

View

Min.: 1
Mult.: 1

QMB

Circuit Breakers 5A Snap In Plastic .250 QC TAB TUV

QMB-053-00ENN-3BA
Qualtek
1: 3.23 CHF
Non-Stocked

Mfr. Part No.
QMB-053-00ENN-3BA

Mouser Part No
562-QMB05300ENN3BA

Qualtek

Circuit Breakers 5A Snap In Plastic .250 QC TAB TUV

Learn More

Datasheet

Non-Stocked

3.23 CHF

3.08 CHF

2.92 CHF

2.36 CHF

View

Min.: 1
Mult.: 1

QMB

Circuit Breakers 12A Snap In Plastic .250 QC TAB TUV

QMB-123-00ENN-3BA
Qualtek
1: 3.81 CHF
Non-Stocked Lead-Time 27 Weeks

Mfr. Part No.
QMB-123-00ENN-3BA

Mouser Part No
562-QMB12300ENN3BA

Qualtek

Circuit Breakers 12A Snap In Plastic .250 QC TAB TUV

Learn More

Datasheet

Non-Stocked Lead-Time 27 Weeks

3.81 CHF

3.41 CHF

3.25 CHF

2.58 CHF

2.24 CHF

Min.: 1
Mult.: 1

QMB

Circuit Breakers

Thermal

12 A

125 VAC to 250 VAC

32 VDC

1 Pole

Pushbutton

- 10 C

+ 60 C

Non-Illuminated

Circuit Breakers 15A Snap In Plastic .250 QC TAB TUV

QMB-153-00ENN-3BA
Qualtek
1: 1.98 CHF
Non-Stocked

Mfr. Part No.
QMB-153-00ENN-3BA

Mouser Part No
562-QMB15300ENN3BA

Qualtek

Circuit Breakers 15A Snap In Plastic .250 QC TAB TUV

Learn More

Datasheet

Non-Stocked

1.98 CHF

1.94 CHF

1.88 CHF

1.58 CHF

View

Min.: 1
Mult.: 1

QMB

QMB Series Thermal Circuit Breakers

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