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

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

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

16/04/2026

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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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So sánh đặc tính và ứng dụng của đầu cos đồng và đầu cos nhôm

Copper vs. aluminum cable lugs: Which one should you choose?

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HELU VIETNAM

Copper and aluminum cable lugs operate on similar principles to ensure reliable electrical connections. However, differences in material properties result in distinct performance characteristics, making each type suitable for specific applications. Explore the key differences in detail.

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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

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

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

Copper vs. aluminum cable lugs: Which one should you choose?