DIN / REACH / RoHS certificates and further manufacturer declarations

DIN certification

RoHS Directive

RoHS - Cables & Wires

PDF | 994 kB

RoHS - Cable Accessories

PDF | 901 kB

RoHS - Drag chain

PDF | 3047 kB

REACH Declaration

Cables & wires

PDF | 2571 kB

Drag chains

PDF | 3043 kB

Further Manufacturer Declarations - HELU Connectivity Solutions GmbH

"EG Dual-use"

PDF | 3037 kB

EPA TSCA section 6 substance list

PDF | 3039 kB

POP / PFOA Compliance Declaration

PDF | 3074 kB

TSCA Compliance Declaration

PDF | 3038 kB

Use of energy chains in potentially explosive areas

PDF | 3086 kB

Seawater Resistance of aluminium drag chains

PDF | 3048 kB

"Waste Electrical and Electronic Equipment"

PDF | 4927 kB

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Xích nhựa dẫn cáp (Plastic drag chain) là gì? Phân loại, cấu tạo và ứng dụng

What are plastic drag chains? Types, constructions, and applications

14/05/2026

HELU VIETNAM

Learn what a plastic drag chain (energy chain / cable carrier) is, how it is constructed, the different types available, how to select the right size, and its applications in CNC machines, robots and cranes.

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Biến tần năng lượng mặt trời (solar inverter): Hướng dẫn từ A-Z

Understanding solar inverters: The complete A-to-Z guide

07/05/2026

HELU VIETNAM

Choosing the wrong solar inverter is a common reason why solar systems underperform. Learn how inverters work, compare grid-tied vs hybrid vs off-grid types, and find out how to choose the right one.

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Cáp điện hạ thế NYY và N2XY: Phân biệt NYY-J, NYY-O, N2XY-J, N2XY-O

NYY and N2XY low voltage cables: Understanding NYY-J, NYY-O, N2XY-J, N2XY-O

16/04/2026

HELU VIETNAM

In industrial and commercial electrical systems, low voltage power cables serve as the circulatory system — connecting power sources to every piece of equipment, machine, and structure. When choosing between NYY and N2XY cables, engineers and electrical contractors often face a genuine dilemma: both cables look remarkably similar, but is N2XY worth its higher price tag?

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DIN / REACH / RoHS certificates and further manufacturer declarations

DIN certification

RoHS Directive

REACH Declaration

Further Manufacturer Declarations - HELU Connectivity Solutions GmbH

If you have any further questions,

Stay updated with our news

What are plastic drag chains? Types, constructions, and applications

Understanding solar inverters: The complete A-to-Z guide

NYY and N2XY low voltage cables: Understanding NYY-J, NYY-O, N2XY-J, N2XY-O