2801305

Circuit Breaker Accessory, CB Series Thermomagnetic Circuit Breakers, Base Element

⚠️ Reference pricing provided. In case of supply shortages, we will connect you with our trusted procurement partners to ensure your project's continuity.

Manufacturer: PHOENIX CONTACT
Product type: Circuit Breaker Accessories
SVHC: No SVHC (04-Feb-2026)
For Use With: CB Series Thermomagnetic Circuit Breakers
Product Range: -
Accessory Type: Base Element

Delivery and price
Units per pack	10
Price	14.69 €
Current stock	10+
Lead time	30 days

Datasheet

https://www.phoenixcontact.com/gb/products/2801305 

## Base element - CB 1/10-1/10 UT-BE - 2801305 

Please be informed that the data shown in this PDF Document is generated from our Online Catalog. Please find the complete data in the user's documentation. Our General Terms of Use for Downloads are valid 

(http://phoenixcontact.com/download) 

Base element with screw connection technology for CB... device circuit breakers 

## Your advantages 

For accommodating CB TM.../CB E.... device circuit breakers 

DIN rail module 

With bridge shafts 

Systematic structure with 1-channel base elements possible 

Can be loaded with up to 41 A if two bridges are connected for the supply. 

## Key Commercial Data 

Packing unit 10 pc ~~a (~~ Minimum order quantity 10 pc ~~aD~~ GTIN ~~IE a~~ GTIN 4046356769198 ~~a~~ Weight per Piece (excluding packing) 39.420 g ~~a~~ Custom tariff number ~~Qe~~ 85366990 ~~a~~ Country of origin Indonesia 

## Technical data 

## Dimensions 

|Height|90.8 mm|
|---|---|
|Width|12.3 mm|
|Depth|70 mm|
|Ambient conditions||
|Ambient temperature (operation)|-30 °C ... 60 °C|
|Degree of protection|IP30 (Actuation area)|
|General||



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https://www.phoenixcontact.com/gb/products/2801305 

## Base element - CB 1/10-1/10 UT-BE - 2801305 

## Technical data 

## General 

|Flammability rating according to UL 94|V0|
|---|---|
|Mounting type|DIN rail: 35 mm|
|Color|gray|
|Type|Base element, DIN rail mounting|
|Electrical data||
|Nominal voltage UN|277 V|
|Rated surge voltage|2.5 kV|
|Rated voltage|277 V (AC)|
||80 V (DC)|
|Rated current IN|16 A|
|Rated insulation voltage Ui|277 V AC|
|Insertion/withdrawal cycles|100|



## Electrical data 

## Connection data 

|Rated insulation voltage Ui<br>Insertion/withdrawal cycles<br>Connection data|277 V AC<br>100|
|---|---|
|Connection name|Connection 1|
|Connection method|Screw connection|
|Stripping length|10 mm|
|Conductor cross section flexible min.|0.5 mm²|
|Conductor cross section flexible max.|16 mm²|
|Conductor cross section solid min.|0.5 mm²|
|Conductor cross section solid max.|16 mm²|
|Conductor cross section AWG min.|20|
|Conductor cross section AWG max.|6|
|Connection name|Connection 2|
|Connection method|Screw connection|
|Stripping length|10 mm|
|Conductor cross section flexible min.|0.5 mm²|
|Conductor cross section flexible max.|16 mm²|
|Conductor cross section solid min.|0.5 mm²|
|Conductor cross section solid max.|16 mm²|
|Conductor cross section AWG min.|20|
|Conductor cross section AWG max.|6|
|Connection name|Connection 12/11/14|
|Connection method|Screw connection|
|Stripping length|9 mm|
|Conductor cross section flexible min.|0.14 mm²|
|Conductor cross section flexible max.|4 mm²|
|Conductor cross section solid min.|0.14 mm²|
|Conductor cross section solid max.|4 mm²|
|Conductor cross section AWG min.|26|
|Conductor cross section AWG max.|16|



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https://www.phoenixcontact.com/gb/products/2801305 

## Base element - CB 1/10-1/10 UT-BE - 2801305 

## Technical data 

Standards and Regulations 

Standards/specifications UL 1059 ~~a~~ Environmental Product Compliance China RoHS 

Environmentally Friendly Use Period = 50 For details about hazardous substances go to tab “Downloads”, Category “Manufacturer's declaration” 

## Drawings 

Dimensional drawing 

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https://www.phoenixcontact.com/gb/products/2801305 

## Base element - CB 1/10-1/10 UT-BE - 2801305 

Application drawing 

## Classifications 

## eCl@ss 

|eCl@ss 4.0|eCl@ss 4.0|27141100|
|---|---|---|
|eCl@ss 4.1|eCl@ss 4.1|27141100|
|eCl@ss 5.0|eCl@ss 5.0|27141100|
|eCl@ss 5.1|eCl@ss 5.1|27141100|
|eCl@ss 6.0|eCl@ss 6.0|27141100|
|eCl@ss 7.0|eCl@ss 7.0|27141116|



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https://www.phoenixcontact.com/gb/products/2801305 

## Base element - CB 1/10-1/10 UT-BE - 2801305 

## Classifications 

eCl@ss 

eCl@ss 8.0 27141116 eCl@ss 9.0 27141116 ~~ee~~ 

## ETIM 

|ETIM 3.0|ETIM 3.0|EC000899|
|---|---|---|
|ETIM 4.0|ETIM 4.0|EC000899|
|ETIM 5.0|ETIM 5.0|EC000899|
|ETIM 6.0|ETIM 6.0|EC000899|
|ETIM 7.0|ETIM 7.0|EC000899|



## UNSPSC 

|UNSPSC 6.01|UNSPSC 6.01|30211812|
|---|---|---|
|UNSPSC 7.0901|UNSPSC 7.0901|39121411|
|UNSPSC 11|UNSPSC 11|39121411|
|UNSPSC 12.01|UNSPSC 12.01|39121411|
|UNSPSC 13.2|UNSPSC 13.2|39121410|
|UNSPSC 18.0|UNSPSC 18.0|39121410|
|UNSPSC 19.0|UNSPSC 19.0|39121410|
|UNSPSC 20.0|UNSPSC 20.0|39121410|
|UNSPSC 21.0|UNSPSC 21.0|39121410|



## Approvals 

## Approvals 

## Approvals 

UL Recognized / cUL Recognized / DNV GL / cULus Recognized 

Ex Approvals 

## Approval details 

> UL Recognized  http://database.ul.com/cgi-bin/XYV/template/LISEXT/1FRAME/index.htm FILE E 60425 

> cUL Recognized  http://database.ul.com/cgi-bin/XYV/template/LISEXT/1FRAME/index.htm FILE E 60425 ~~ee~~ 

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https://www.phoenixcontact.com/gb/products/2801305 

## Base element - CB 1/10-1/10 UT-BE - 2801305 

Approvals 

DNV GL https://approvalfinder.dnvgl.com/ TAE00003C7  ~~ee~~ cULus Recognized  ~~ee~~ Accessories Accessories Coding element Coding star - PC - 3040588 Coding star, length: 3 mm, width: 3 mm, height: 6 mm, color: red ~~ee~~ Crimping tool Crimping pliers - CRIMPFOX 10S - 1212045 

Crimping pliers, for ferrules without insulating collar according to DIN 46228 Part 1 and ferrules with insulating collar according to DIN 46228 Part 4, 0.14 mm² ... 10 mm², unlockable pressure lock, lateral entry 

## Cutting tools 

Front cutter - CUTFOX-FBS - 1212124 

Cutting tool, for separating individual jumper bars from FBS ... plug-in bridges and EB ... insertion bridges 

Jumper 

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https://www.phoenixcontact.com/gb/products/2801305 

## Base element - CB 1/10-1/10 UT-BE - 2801305 

## Accessories 

Plug-in bridge - FBS 2-6 - 3030336 

Plug-in bridge, pitch: 6.2 mm, width: 10.7 mm, number of positions: 2, color: red 

Plug-in bridge - FBS 3-6 - 3030242 

Plug-in bridge, pitch: 6.2 mm, width: 16.9 mm, number of positions: 3, color: red 

Plug-in bridge - FBS 4-6 - 3030255 

Plug-in bridge, pitch: 6.2 mm, width: 23.1 mm, number of positions: 4, color: red 

Plug-in bridge - FBS 5-6 - 3030349 

Plug-in bridge, pitch: 6.2 mm, width: 29.3 mm, number of positions: 5, color: red 

Plug-in bridge - FBS 10-6 - 3030271 

Plug-in bridge, pitch: 6.2 mm, width: 60.3 mm, number of positions: 10, color: red 

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https://www.phoenixcontact.com/gb/products/2801305 

## Base element - CB 1/10-1/10 UT-BE - 2801305 

## Accessories 

Plug-in bridge - FBS 20-6 - 3030365 

Plug-in bridge, pitch: 6.2 mm, width: 122.3 mm, number of positions: 20, color: red 

## Plug-in bridge - FBS 50-6 - 3032224 

Plug-in bridge, pitch: 6.2 mm, width: 308.3 mm, number of positions: 50, color: red 

## Labeled terminal marker 

Zack Marker strip, flat - ZBF 12 CUS - 0825018 

Zack Marker strip, flat, can be ordered: Strip, white, labeled according to customer specifications, mounting type: snap into flat marker groove, for terminal block width: 12 mm, lettering field size: 5.15 x 12.15 mm, Number of individual labels: 5 

## Marker for terminal blocks - UC-TMF 12 CUS - 0824670 

Marker for terminal blocks, can be ordered: by sheet, white, labeled according to customer specifications, mounting type: snap into flat marker groove, for terminal block width: 12 mm, lettering field size: 11.45 x 5.1 mm, Number of individual labels: 40 

## Marker for terminal blocks - UCT-TMF 12 CUS - 0829686 

Marker for terminal blocks, can be ordered: by sheet, white, labeled according to customer specifications, mounting type: snap into flat marker groove, for terminal block width: 12 mm, lettering field size: 11.2 x 4.7 mm, Number of individual labels: 30 

## Terminal marking 

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https://www.phoenixcontact.com/gb/products/2801305 

## Base element - CB 1/10-1/10 UT-BE - 2801305 

## Accessories 

Zack Marker strip, flat - ZBF 12:UNBEDRUCKT - 0809735 

Zack Marker strip, flat, Strip, white, unlabeled, can be labeled with: PLOTMARK, CMS-P1-PLOTTER, mounting type: snap into flat marker groove, for terminal block width: 12 mm, lettering field size: 5.15 x 12.15 mm, Number of individual labels: 5 

## Marker for terminal blocks - UC-TMF 12 - 0819233 

Marker for terminal blocks, Sheet, white, unlabeled, can be labeled with: BLUEMARK ID COLOR, BLUEMARK ID, BLUEMARK CLED, PLOTMARK, CMS-P1-PLOTTER, mounting type: snap into flat marker groove, for terminal block width: 12 mm, lettering field size: 11.45 x 5.1 mm, Number of individual labels: 40 

## Marker for terminal blocks - UCT-TMF 12 - 0829214 

Marker for terminal blocks, Sheet, white, unlabeled, can be labeled with: TOPMARK NEO, TOPMARK LASER, BLUEMARK ID COLOR, BLUEMARK ID, BLUEMARK CLED, THERMOMARK PRIME, THERMOMARK CARD 2.0, THERMOMARK CARD, mounting type: snap into flat marker groove, for terminal block width: 12 mm, lettering field size: 11.2 x 4.7 mm, Number of individual labels: 30 

Phoenix Contact 2020 © - all rights reserved http://www.phoenixcontact.com 

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Updated at June 9, 2026

Phoenix Contact is a global leader in industrial connection technology, automation systems, and electronic interface solutions. With decades of engineering heritage originating in Germany, the company develops robust components designed to ensure reliable power, data, and signal transmission across demanding manufacturing and industrial environments. The cornerstone of the Phoenix Contact portfolio is its industry-leading selection of connection technologies. The range features an exceptional variety of terminal blocks, including pluggable headers and sockets, highly reliable wire-to-board solutions, and versatile DIN rail terminal blocks. These foundational connectivity components are supported by a comprehensive ecosystem of power distribution blocks, interface modules, marking systems, and accessories engineered for seamless control cabinet wiring. Beyond physical connectivity, Phoenix Contact provides critical components for advanced automation, control, and system protection. The wider offering encompasses a broad spectrum of process controllers, high-efficiency AC/DC converters, and a comprehensive suite of power, safety, and solid-state relays. From precision signal converters and electronic circuit breakers to fiber optic cable assemblies, Phoenix Contact equips engineers with the high-performance technologies required to build secure, highly efficient, and future-ready industrial systems.

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