Recently searched

Login

Products
Products overview

Find a Distributor

New products

Product navigator for device connection technology

Technologies

Customer-specific solutions

Configurators

Sample service

Product Compliance

Cross Reference Search

Automate

Automation software

Edge computing

HMIs and IPCs

Industrial communication

PLCnext Technology

PLCs (controllers) and I/Os

Smart Services

Connect

Board-to-board connectors

Cables and lines

Connectors

Distribution blocks and device terminal blocks

Distributors, adapters, and conductor connectors

Electronics housings

PCB terminal blocks and PCB connectors

Plug-in test system

System cabling for controllers

Terminal blocks

Mark, assemble, and install

Automatic tools

Control cabinet accessories

Crimp connectors

Ferrules

Hand tools

Industrial lighting and signal lights

Junction boxes and empty enclosures

Marking material

Printers

Software for control cabinet building

Workstation solutions

Supply, charge, and protect

Charging technology for e-mobility

DC/DC converters and DC/AC inverters

Device circuit breakers

EMC filter

Power supplies

Protective relays for mains protection

Redundancy modules

Surge protection

Uninterruptible power supplies (UPS)

Switch, Measure and Monitor

Energy monitoring

I/O signal marshalling

Motor starters and electronic switching devices

Process indicators and field devices

Relays and optocouplers

Safety relay modules and sensors

Signal conditioners and measuring transducers

Industries & Applications
E-MOBILITY

Charging infrastructure

Electric vehicles

INFRASTRUCTURE

Building automation

Data Centers

Railway industry

Smart City

Transportation infrastructure

Water and wastewater treatment

POWER

Battery storage systems

Conventional power generation

DC grids in industry

Power transmission and distribution

Solar power

Wind power

PROCESS INDUSTRY

Marine and offshore

Power-to-X

Process automation

PRODUCTION, DEVICE AND SYSTEMS MANUFACTURING

Automotive industry

Control cabinet manufacturing

Device manufacturers

Automated Guided Vehicles (AGV)

Digital Factory

Electrical installations

Machine building

OTHER TOPICS

Agriculture

COMPLETE line

Data connectors for smart networks

Functional safety

Industrial remote communication

Industrial security

Power reliability

Video surveillance
Company
Overview

Phoenix Contact Netherland

The Phoenix Contact Group

Our culture and attitude

All Electric Society

Compliance

Sustainability

History

Suppliers
Events & News
Overview

Events & trade fairs

News
Service & Support
Inform

Frequently Asked Questions

Information for device manufacturers

Product changes and discontinuations

Consult and Plan

Customer-specific solutions

Engineering Data for control cabinet building

Engineering Data for PCB Components

Configurators

Procure and Deliver

E-Business

Sample service for device manufacturers

Install and Operate

Services for marking solutions

Product Help

Returns and complaints

After Sales Service

My Phoenix Contact
Login / Register

Registration Benefits

Shopping cart

My orders

My quotes and contracts

My Product Lists

My Comparison

Home
Products
Surge protection
Surge protection for transmitter and receiver systems
CN-UB-G1 - Gas discharge tube

CN-UB-G1 - Gas discharge tube

2818203

Reserve gas-filled surge arrester for CN-UB-280DC...

Product details

Expand all Collapse all

Technical data

Product properties

Product type	Gas-filled surge arrester

Electrical properties

Nominal voltage U_N	48 V AC

Mechanical properties

Mechanical data
Open side panel	No

Protective circuit

Output voltage limitation at 1 kV/µs (line-earth) spike	700 V

Commercial data

Item number	2818203
Packing unit	10 pc
Minimum order quantity	10 pc
Note	Made to order (non-returnable)
Sales key	CL331Z
Product key	CL331Z
Catalog page	Page 170 (TT-2011)
GTIN	4017918148393
Weight per piece (including packing)	1,55 g
Weight per piece (excluding packing)	1,3 g
Customs tariff number	85363010
Country of origin	DE

Classifications

ECLASS

ECLASS-13.0

27171592

ETIM

ETIM 9.0

EC002497

UNSPSC

UNSPSC 21.0

39121600

Approvals



EAC

Approval ID: EAC-Zulassung



EAC

Approval ID: RU C-DE.*09.B.00169

Environmental product compliance

EU RoHS
Fulfills EU RoHS substance requirements	Yes (No exemptions)
China RoHS
Environment friendly use period (EFUP)	EFUP-E No hazardous substances above the limits
EU REACH SVHC
REACH candidate substance (CAS No.)	No substance above 0.1 wt%

Where Can I Buy This Item?

PHOENIX CONTACT B.V.

Hengelder 56, 6902 PA Zevenaar, Postbus 246, 6900 AE Zevenaar

Ask a Question (0316) 59 17 20 sales@phoenixcontact.nl

© 2025 Phoenix Contact Site notice Legal information Data privacy Whistleblowing system Digital Services Act Privacy Settings

Tell Us What You Think