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Connecticut Electric UBIZ220 Miniature Circuit Breaker
- 20A
- 2 Pole
- Plug-On
Connecticut Electric
UBIZ220
Miniature Circuit Breaker
Brand
Connecticut Electric
SKU
UBIZ220
Quantity
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Connecticut Electric UBIZ220 - 20A 2 Pole Miniature Circuit Breaker
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Description
Manufactured by Connecticut Electric, the UBIZ220 is a miniature plug-on breaker engineered for residential applications. It installs into legacy Zinsco load centers that accept Type QC breakers. This 2-pole, 20A unit serves as an exact replacement for original Zinsco QC20 thick series breakers. Utilizing a standard plug-on mounting style, it requires two 3/4-inch spaces. Rated for 10 kAIC at 120/240VAC, it features thermal-magnetic trip technology and is HACR and SWD rated.Specifications
| Brand | Connecticut Electric |
|---|---|
| Series | UBIZ |
| Amperage | 20A |
| Poles | 2 |
| Mounting Style | Plug-On |
| Voltage | 120/240VAC |
| Phase | 1 |
| AIC Rating | 10kA @ 120/240VAC |
| Terminal Type | Lugs |
|---|---|
| For Use With | Zinsco Load Centers (Type QC) |
| Wire Gauge | 14-4 AWG |
| Max Wire | 4 AWG |
| Min Wire | 14 AWG |
| Trip Technology | Thermal Magnetic |
|---|---|
| Trip Function Code | LI |
| Trip Function | Long-Time, Instantaneous |
| Trip Adjustability | Fixed |
| Standards | HACR, SWD, UL 489 |
|---|---|
| Approval | ETL |
| Temp Rating | 40C |
| Construction Features | HACR Rated |
Product FAQs
6 answersWhat original circuit breaker does the UBIZ220 replace?
The UBIZ220 is an exact replacement for the original Zinsco QC20 thick series 2-pole 20A circuit breaker.
Which load centers are compatible with this breaker?
This plug-on breaker is engineered specifically to install into legacy Zinsco electrical panels that accept Type QC circuit breakers.
How much panel space is required to install the UBIZ220?
Because it is a thick series replacement, this 2-pole breaker requires two 3/4-inch spaces, occupying a total of 1.5 inches on the panel bus.
How does the UBIZ220 connect to the panel bus?
It utilizes a standard plug-on mounting style designed to match the original Zinsco bus stab configuration, allowing it to snap securely into place.
Can this breaker be used for HVAC or fluorescent lighting circuits?
Yes, the UBIZ220 is both HACR rated for heating, air conditioning, and refrigeration equipment, and SWD rated for switching duty applications like fluorescent lighting.
Is this Connecticut Electric replacement breaker safety certified?
Yes, it is ETL Listed and manufactured to meet the strict UL 489 safety standards for molded case circuit breakers in the US and Canada.
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