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Product Specifications:
| Item | Bolt On Circuit Breaker |
| Ambient Rating | 104°F |
| Amps | 20A |
| Circuit Breaker Type | Standard |
| Depth | 2.9" |
| Electrical Connection | Pressure Plate |
| Frame Type | QOB |
| Height | 3" |
| Interrupt Rating | 10 kA @ 120/240V AC, 10 kA @ 240V AC, 10 kA @ 120V AC |
| Mounting Type | Bolt On |
| No. Of Panel Spaces | 4 |
| No. Of Poles | 3 |
| Options | Alarm Switch 120V AC 1A |
| Rating | HACR Rated |
| Returnability | No |
| Tightening Torque | 35.4 lbf.-in. |
| Voltage | 120/240V AC , 240V |
| Voltage Type | AC |
| Width | 3" |
| Wire Size | 14 AWG to 8 AWG |
Shipping Info:
| Ship weight (kg) | 0.45 |
| Ship height (cm) | 7.8 |
| Ship length (cm) | 10.8 |
| Ship width (cm) | 8.61 |
| Country of Origin | US |
Product Details:
- Square D QOB320-2100 circuit breaker designed for protecting panelboards and switchboards against faulty currents
- 3-pole configuration with a thermal-magnetic trip facility to avoid tripping on mild overloads but instantaneously respond against severe power surges
- Bolt-on mounting design with pressure plate terminals for quick mounting in QO Series load centres
- Accomodates aluminium and copper wire of sizes ranging from 14 to 8 AWG
- 1A alarm switch to provide a remote warning signal and indicate the tripping status
- UL-listed & CSA-certified
Product Variants
| Product | Model | No. Of Poles | Amps | Voltage | Height | Depth | Electrical Connection | No. Of Panel Spaces | Returnability | Price | |
|---|---|---|---|---|---|---|---|---|---|---|---|
![]() |
QOB115CAFI | 1 | 15A | 120V AC | 4 4/5" | 2.91" | Pressure Plate | 1 | No | €260.08 | |
![]() |
QOB120CAFI | 1 | 20A | 120V AC | 4 4/5" | 2.91" | Pressure Plate | 1 | Yes | €260.08 | |
![]() |
QOB120VHCAFI | 1 | 20A | 120V AC | 4 4/5" | 2.91" | Pressure Plate | 1 | No | €505.96 | |
![]() |
QOB110 | 1 | 10A | 120/240V AC | 3" | 2.91" | Pressure Plate | 1 | Yes | €28.96 | |
![]() |
QOB115 | 1 | 15A | 120/240V AC | 3" | 2.91" | Pressure Plate | 1 | Yes | €28.07 | |
![]() |
QOB120 | 1 | 20A | 120/240V AC | 3" | 2.91" | Pressure Plate | 1 | Yes | €30.58 | |
![]() |
QOB130 | 1 | 30A | 120/240V AC | 3" | 2.91" | Pressure Plate | 1 | Yes | €31.57 |
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Contact us
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SQUARE D QOB320-2100 Miniature Circuit Breaker, 20A, 3 Pole, 120 / 240VAC
€682.92 /unit







