soft compression negative contact battery spring

soft compression negative contact battery spring

 Advantages:

1.Technical supported by institute of spring technology (IST)

2. High quality, competitive prices, first-class fully automatic production equipment , safe package and prompt delivery .

3.  Size and shape of this kind of battery spring are adjustable .

4.This kind of battery contacts have been designed to adjust to varying battery lengths and provide low contact resistance and dependable connections. 

5.Each of the battery contact configurations are designed to work with the four most popular battery sizes: AA, AAA, C and D.

 6.Custom designs are available and welcome.

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Please fill this form and send it to us if you need custom this kind of springs

We can produce all sizes and types of spring according to your samples, design drawings or design thinking.

Why choose us:

1. Professional research and development team.

2. Complete first-class fully automatic production and testing equipment, careful safe package and prompt delivery.

3. Skilled and well-trained work team.

4. Provided competitive price and serious quality control.

5. Passed ISO9001:2008, ISO14001 and ROHs certification.

6. Over 10 years professional manufacture experience.

How to place an order: 

1.What you need to do is send us your design drawing, samples or design concept draft, after that we will assess your products and budget unit price for you.(see bottom charts )

2. We’ll communicate with you again about if there is a need for sample making after your approval.

3. Production time of samples: 3 days for simple samples and 7 to 10 days for complicated samples which need mold open.

4. For customers of first cooperation, we can make a proof for free to show our capacity and high efficiency service to you. As for particularly complicated samples, we will communicate with you separately.

5. Mass production delivery: usually delivery time is 10-15 days, but we can try 7-10 days if it is a rush order. It depends on production plan if it’s a sizable order.

6. Packaging: as to complicated products, we can special design based on your packing requirement.

a) If you are worrying about freight trouble because of your small quantity goods, it will be the best choice to use express. We will offer you the cheaper express price than the official UPS or DHL; for example, 100kg goods only need 6usd/kg and 50kg goods only 7usd/kg. If you just place an order for 1000pcs, you only need to pay very little express charges and gain the fastest delivery.

b) If you place a large order, we will help you ship goods by sea, and we are very experienced to handle with it, we can organize all kinds of goods a whole container and recommend best vessels agent for you.

About us:

Dongguan City Yisen Precision Spring Co., Ltd. (Since 1998) is a high technology hardware company with more than 200 workers, and has been specializing in designing and manufacturing springs, hardware and spring making machines. We've gained worldwide customers' trust with our high design level, top class quality, high grade services and competitive prices, which make us become the supplier for many famous companies in many business lines in the world. Our company has been certified by GB/T19002-1994 idt ISO9002:1994 management system in order to upgrade the whole quality management and provide you with the best quality products and the most valuable services!