Square D™ QOB120 Standard 1-Pole Miniature Circuit Breaker, 240 V AC/48 V DC, 20 A, 10 kA Interrupt, 1 Poles, Thermal Magnetic Trip
QO and QOB one, two and three pole thermal magnetic circuit breakers provide overcurrent protection and switching on ac and dc systems. These circuit breakers have an over center, trip free toggle mechanism with quick make, quick break action and positive handle indication. They also have VisiTrip trip indication, which provides a visual indication that the circuit breaker has tripped and interrupted the circuit. A full line of features and factory installed accessories are also available such as shunt trips, auxiliary switches and alarm switches. This 1 pole QO circuit breaker is rated at 20A at 120/240VAC. This unit provides 10kA breaking capacity and bolt on mounting. QO circuit breakers are UL Listed under UL File E84967 and are CSA Certified under CSA Master Contract 153555.
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BrandSquare D™
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UPC785901416722
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Manufacturer Part NumberQOB120
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CountryUSA
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Temperature Rating40 deg C
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FrameQOB
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Frequency Rating50/60 Hz
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Trip TypeThermal Magnetic
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TypeStandard
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Connection TypePressure Plate
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Mounting TypeBolted-On
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Voltage Rating240 V AC/48 V DC
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Amperage Rating20 A
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Wire Size14 to 10 AWG, 14 to 8 AWG
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Number of Poles1
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Dimensions3 in H x 0.75 in W x 2.91 in D
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Interrupt Rating10 kA
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Phase1
- Reliable and durable
- Plug-on neutral design and shorter footprint for faster installs
- Simple design and clear instructions for quick setup
- Time-saving diagnostics with touch of a button
- 10 kA at 120/240 VAC, 5 kA at 48 VDC
- Standard
| Competitor Name | Competitor Part Number |
|---|---|
| Grainger | 1H824 |
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Alternative Part Number8041443|13917731
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UNSPSC39121603
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IDEA Index ID8041443
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Package DescriptionEACH
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Standards/ApprovalsCSA 22.2 No. 5, HACR Rated|RoHS Compliant|UL 489 Listed
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Warranty18 months
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RoHS
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Specification Sheet
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Owners/User Manual
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Full Engineering Drawing
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Technical Bulletin
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Square D™ QOB120 Standard 1-Pole Miniature Circuit Breaker, 240 V AC/48 V DC, 20 A, 10 kA Interrupt, 1 Poles, Thermal Magnetic Trip
QO and QOB one, two and three pole thermal magnetic circuit breakers provide overcurrent protection and switching on ac and dc systems. These circuit breakers have an over center, trip free toggle mechanism with quick make, quick break action and positive handle indication. They also have VisiTrip trip indication, which provides a visual indication that the circuit breaker has tripped and interrupted the circuit. A full line of features and factory installed accessories are also available such as shunt trips, auxiliary switches and alarm switches. This 1 pole QO circuit breaker is rated at 20A at 120/240VAC. This unit provides 10kA breaking capacity and bolt on mounting. QO circuit breakers are UL Listed under UL File E84967 and are CSA Certified under CSA Master Contract 153555.
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