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DZ08-4B5 Electromagnetic Motor Switch | Kedu KOA1/KOA2 Alternative

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DKLD DZ08-4B5 electromagnetic motor switch is a 3P+N+E 380V 16A motor control solution with TUV certification, IP54/IP55 protection and KOA1/KOA2 type compatible applications for industrial equipment and power tools.
Parameter
Model
:
DZ08-4B5
Standard
:
TUV/CE (EN61058 EN60947)
Rated Voltage
:
250V~ 400V~
Rated Current
:
AC-3:16A/AC-15:8A/14(14)A AC-3:12A/AC-15:6A/10(10)A
Max ambient temperature
:
T85/T55
Level of protection
:
IP55
Number of operating cycles
:
50000
Enquiry
Detail
Why Choose

Engineered for machine safety. Built for reliable control.

Six core advantages that make the DZ08-4B5 the preferred versatile electromagnetic switch for multi-voltage industrial applications worldwide.


DZ08-4B5 Electromagnetic Motor Switch is a professional motor control switch designed for three-phase power equipment, machinery, and industrial applications.

Featuring 3P+N+E 16A/380V~ configuration, TUV certification, AC-3 motor load capability, and IP54/IP55 protection, DZ08-4B5 provides reliable motor start/stop control and enhanced electrical safety.

Designed for applications commonly using KOA1/KOA2 type electromagnetic switches, DZ08 series provides a reliable alternative solution with competitive performance, stable quality, and OEM customization capability.


Dual Voltage Rating icon

Dual Voltage Rating

Supports both AC 250V and AC 400V for maximum installation flexibility.

High Current Capacity icon

High Current Capacity

AC-3: 16A at 250V, AC-3: 12A at 400V with multiple pole configurations.

Extensive Range icon

Extensive Range

31 variants covering different plug configurations and pole arrangements.

IP54/IP55 Protection icon

IP54/IP55 Protection

Sealed design protects against dust and water for harsh environments.

Long Service Life icon

Long Service Life

Reliable mechanical operation rated for extended industrial use.

TÜV/CE Certified icon

TÜV/CE Certified

EN60947 and EN61058 dual standard compliance for global markets.

Specifications

DZ08-4B5 Specifications

Detailed electrical and mechanical specifications for the DZ08-4B5 Electromagnetic Switch. All values are measured under standard test conditions per EN60947 and EN61058.

SpecificationValue
Certification
TÜVCE(EN61058 EN60947)
Rated VoltageAC250V/AC400V
Rated CurrentAC250V: AC-3:16A/AC-15:8A/14(14)A / AC400V: AC-3:12A/AC-15:6A/10(10)A
Temperature RatingT55
Enclosure ProtectionIP54/IP55
Plug Configuration3P+N+E 16A/380V~
Product View

Designed for Industrial Performance

Every detail of the DZ08-4B5 is engineered for versatile performance across dual-voltage industrial installations.

DZ08-4B5 Product View
Housing
IP54/IP55 sealed enclosure with multiple mounting configurations.
Protection
Electromagnetic switch with dual voltage AC 250V/400V capability.
Terminals
High-current terminals supporting 2P+E, 3P+N+E and other pole configurations.
Application
Versatile solution for motor control, power distribution and OEM integration.
Technical Drawing

Dimensions & Electrical Circuit Diagram

Official engineering drawing from the DKLD catalog. Contact us for detailed CAD files and 3D models for your design team.

DZ08-4B5 Technical Drawing
Applications

Where Used

The DZ08-4B5 series is trusted across a wide range of multi-voltage industrial and power distribution applications worldwide.

01

Industrial Machinery

02

Motor Control Panels

03

Power Distribution Systems

04

Pump & Compressor Control

05

Process Equipment

06

OEM Equipment Integration

Quality & Certifications

Built for Global OEM Standards

DKLD electromagnetic switches are manufactured in our ISO 9001:2015 facility with UL- and TÜV-certified in-house laboratories. Every unit passes four quality gates before it ships.

TÜV / CEULEN 61058ISO 9001:2015

Four Quality Gates, One Reliable Product

Each stage is backed by documented procedures, trained personnel and calibrated instruments.

Stage 1

IQC

Raw materials and components are inspected on arrival. We verify material certifications, dimensional accuracy and electrical properties against our specifications.

IQC Incoming inspection
Stage 2

IPQC

Automated assembly lines are checked at every station. Regular line inspections, first-article checks and SPC monitoring detect and correct deviations in real time.

IPQC In-process inspection
Stage 3

FQC

Every unit is tested before shipment. Key parameters including contact resistance, insulation resistance and switching operation are verified on 100% of products.

FQC Final testing
Stage 4

OQC

Packed batches are re-checked before dispatch. Our team performs sampling inspections based on AQL standards, verifying packaging integrity and labeling accuracy.

OQC Outgoing inspection
Quality You Can Trust

DKLD operates a dual-accredited testing laboratory (UL + TÜV) — a distinction shared by only a handful of manufacturers in our industry.

Trusted by Customers in 30+ Countries
Get in Touch

Looking for a Reliable Motor Control Component-Electromagnetic Switch?

Request a quote, samples, or technical datasheets. Our team responds within 24 hours.

Contact US →

View Full DZ08 Series Guide →

FAQ

What is the DZ08-4B5 electromagnetic motor switch?

The DZ08-4B5 is a DKLD electromagnetic motor switch designed as a professional motor control solution for three-phase power equipment, machinery and industrial applications. It has a 3P+N+E 16A/380V~ configuration, TUV certification, AC-3 motor load capability and IP54/IP55 protection.

Can the DZ08-4B5 serve as an alternative to KOA1/KOA2 type electromagnetic switches?

The DZ08 series is designed for applications commonly using KOA1/KOA2 type electromagnetic switches and provides a reliable alternative solution with competitive performance, stable quality and OEM customization capability. The DZ08-4B5 brings a 3P+N+E 16A/380V~ configuration with TUV certification and IP54/IP55 protection into those three-phase applications.

What are the rated voltage, current and protection values of the DZ08-4B5?

The switch supports AC 250V and AC 400V, with utilization category data of AC250V: AC-3:16A/AC-15:8A/14(14)A and AC400V: AC-3:12A/AC-15:6A/10(10)A, that is AC-3 16A at 250V and AC-3 12A at 400V. Rated voltage is 250V~ 400V~, maximum ambient temperature class is T85/T55, protection level is IP55 and enclosure protection is IP54/IP55.

Where is the DZ08-4B5 used?

It is used in industrial machinery, motor control panels, power distribution systems, pump and compressor control, process equipment and OEM equipment integration. It is intended for multi-voltage industrial and power distribution installations.

Which certifications and standards does the DZ08-4B5 hold?

It carries TUV/CE (EN61058 EN60947), covering EN60947 and EN61058 dual standard compliance for global markets. Production runs in an ISO 9001:2015 facility with UL- and TÜV-certified in-house laboratories, and every unit passes four quality gates before it ships.

Can the DZ08-4B5 be customized for OEM projects?

The DZ08 series offers OEM customization capability and covers 31 variants covering different plug configurations and pole arrangements, with high-current terminals supporting 2P+E, 3P+N+E and other pole configurations. The DZ08-4B5 itself is supplied in a 3P+N+E 16A/380V~ configuration.

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