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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 |
| Height | 3" |
| Interrupt Rating | 22 kA @ 120/240V AC, 22 kA @ 240V AC, 22 kA @ 120V AC |
| Mounting Type | Bolt On |
| No. Of Panel Spaces | 4 |
| No. Of Poles | 3 |
| Options | Shunt Trip 120/208/240V AC |
| Rating | HACR Rated |
| Returnability | No |
| Tightening Torque | 40.7 lbf.-in. |
| Voltage | 120/240V AC , 240V |
| Voltage Type | AC |
| Width | 3" |
| Wire Size | 14 AWG to 8 AWG |
Shipping Info:
| Ship weight (kg) | 0.54 |
| Ship height (cm) | 7.59 |
| Ship length (cm) | 7.39 |
| Ship width (cm) | 7.59 |
| Country of Origin | US |
Product Details:
- Square D QOB320VH-1021 QOB Series circuit breaker designed for providing short-circuit and current overload protection in electrical equipment
- Thermal-magnetic trip unit avoids tripping on mild overloads while instantly reacts to severe power surges
- Bolt-on mounting facility equipped with box lug connections for easy installation, repair and maintenance of cables and electrical devices
- Accepts shunt trip for opening the breaker (tripping) from a remote location by means of an energised coil from a separate electrical circuit
- Ul-listed
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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SQUARE D QOB320VH-1021 Bolt-On Circuit Breaker, 3P, Box Lugs, 20A, Shunt Trip
€990.22 /unit







