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One stop solution for power electronic protection

High quality service
Efficient and high-quality
Professional Technology
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High quality service

Research and development design

Nationwide, we can provide on-site services for customers

Equipped with a one-stop full service

Efficient and high-quality

Production equipment

Free on-site survey, based on the site environment and purpose

Develop a suitable leasing plan to save you worry, trouble, and cost

Professional Technology

Research and development design

Having a professional technical construction team and after-sales team

Load leasing allows for free dispatch of one technician to be stationed on site for startup and debugging

Safe and stable

Production equipment

Helai Magnesium Electric is a professional manufacturer of load equipment

Having years of rich on-site construction experience

News and information

One stop solution for power electronic protection

陶瓷精密電阻和水泥精密電阻的區(qū)別
2026-06-09
一、引言在電子設(shè)備和建筑領(lǐng)域中，電阻器是不可或缺的重要元件。陶瓷精密電阻器和水泥精密電阻器是兩種常見的電阻器類型，它們?cè)趹?yīng)用、性能和制造工藝等方面存在顯著的差異。本文將深入探討這兩種電阻器的區(qū)別，以幫……
鋁殼電阻的特征與作用
2026-06-09
鋁殼電阻是一種常用的電子元件，其外觀由鋁殼和內(nèi)部的電阻元件組成。鋁殼電阻的主要特征包括以下幾個(gè)方面： 1. 良好的散熱性能：鋁殼電阻的鋁殼具有良好的導(dǎo)熱性能，能夠有效地將電阻元件產(chǎn)生的熱……
水泥陶瓷電阻的詳細(xì)介紹
2026-06-04
水泥陶瓷電阻，也稱為水泥電阻或陶瓷膜電阻，是一種廣泛應(yīng)用于電子設(shè)備中的電阻器。它采用陶瓷材料作為電阻膜，外面涂覆一層水泥進(jìn)行保護(hù)和固定。由于其具有高精度、高穩(wěn)定性、長壽命和低噪音等優(yōu)點(diǎn)，因此在許多領(lǐng)域……
CROWBAR電阻在風(fēng)力發(fā)電的作用
2026-06-04
在風(fēng)力發(fā)電系統(tǒng)中，CROWBAR電阻是一種重要的保護(hù)元件，其作用是在系統(tǒng)發(fā)生故障時(shí)，快速地吸收和消耗多余的能量，以保護(hù)系統(tǒng)的其他部分免受損壞。本文將詳細(xì)介紹CROWBAR電阻在風(fēng)力發(fā)電中的作用和工作原……

Application cases

One stop solution for power electronic protection

Guangdong Helai Magnesium Electric Co., Ltd

We are a professional resistance design, manufacturing, and integration solution provider. Our products mainly include pseudo load testing resistance cabinets, neutral point grounding resistors, variable frequency energy consumption braking resistors, motor speed regulation, starting resistors, capacitor charging and discharging resistors, brake braking resistors, water-cooled resistors, air-cooled resistors, locomotive resistors, wind power generation system crowbar resistors, chopper resistors, winding resistors, golden aluminum shell resistors High power resistors such as aluminum shell resistors and cement resistors.

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