Miniature and Molded Case Circuit Breakers

Miniature and Molded Case Circuit Breaker Dimensions

Figure 1

Figure 2

Figure 3

QO, QOB

Figure 4

Figure 5

QO-GFI, QO-PL
QO-EPD

QOU, QYU
Low Ampere

Figure 6

Figure 7

Figure 8

Figure 9
QO-PLPS

Figure 10

Figure 11

Figure 12

QOU
High Ampere

QO™, QOU, Multi 9™ Circuit Breakers

Circuit Breaker
Cat. No. Prefix

Poles

Fig.
No.

Dimensions—Inches

A

B

C

D

E

F

G

QO, QOB

1

 1

0.75

3.00  [1]

2.31

2.91

2.25

0.59

2

 2

1.50

3.00  [1]

2.31

2.91

2.25

1.34

3

 3

2.25

3.00 [1]

2.31

2.91

2.25

2.09

QOB-VH 150 A
QOB-VH 110–150 A

2

 2

3.0

5.72

2.53

4.90

3.78

2.85

3

 3

4.50

5.72

2.53

4.90

3.78

4.35

QO-PL
QO-GFI
QO-EPD

1

 4

0.75

4.12 [2]

2.31

2.91

2.25

0.59

2

 5

1.50

4.12 [2]

2.31

2.91

2.25

1.34

3

 5

2.25

4.12  [2]

2.31

2.91

2.25

2.09

QOU
QYU
Low Ampere

1

 6

0.75

4.05 [3]

2.38

2.98

2.25

5.00 [4]

0.62

2

 7

1.50

4.05 [3]

2.38

2.98

2.25

5.00 [4]

1.37

3

 8

2.25

4.05 [3]

2.38

2.98

2.25

5.00 [5]

2.12

QOU
High Ampere

1

10

0.75

4.45

2.37

2.96

2.25

6.78

2

11

1.50

4.45

2.37

2.96

2.25

6.78

3

12

2.25

4.45

2.37

2.96

2.25

6.78

Multi 9™ C60

1

13

0.71

3.19

1.73

2.76

1.77

2

14

1.42

3.19

1.73

2.76

1.77

3

15

2.13

3.19

1.73

2.76

1.77

4

16

2.84

3.19

1.73

2.76

1.77

QO-PLPS Power Supply

2

 9

1.45

4.35

2.42

3.11

QB, QD, QG, QJ, Q4, FA, LA, Circuit Breakers

Circuit Breaker
Cat. No. Prefix

Poles

Fig.
No.

Dimensions—Inches

A

B

C

D

E

F

G

H

QB, QD,
QG, QJ

2

22

6.47

3.00

3.02

3.93

[6]

4.25

3

23

6.47

4.50

3.02

3.93

[6]

4.25

1.50

0.75

FAL, FHL

1

21

6.00

1.50

3.16

4.13

0.44

5.13

1.50

2

22

6.00

3.00 

3.16

4.13

0.44

5.13

3

23

6.00

4.50

3.16

4.13

0.44

5.13

1.50

0.75

Q4L, LAL, LHL

2 & 3

23

11.00

6.00

4.06

5.84

0.88

9.25

2.00

1.00

Shipping Weights[7]

Frame Size

Approx. Shipping

Weight (Lbs.)

Frame Size

Approx. Shipping

Weight (Lbs.)

FAL, FHL 1P

2

QB, QD, QG, QJ

4

FAL, FHL 2P

3

LAL, LHL

15

FAL, FHL 3P

5

Q4L

15

Figure 13

Figure 14

Figure 15

Figure 16

C60

Figure 21

Figure 22

Figure 23

Footnotes

  1. 35–70 A is 3.12 in; 80–100 A 2P and 70–100 A 3P are 3.50 in.
  2. QO-PL is 4.55 in.
  3. 80–100 A 1P and 80–125 A 2P are 4.45 in.
  4. 80–100 A 1P and 80–125 A 2P are 6.78 in.
  5. 70–100 A is 6.78 in.
  6. Dimensions E are 1.59 in at ON end and 0.63 in at OFF end.
  7. All weights are for 3P circuit breakers unless otherwise noted.

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