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Why choose us?
High qulaity linear dc power supply 13.8V with a big tansformer for radio
Product Description:
TECHIQUE PARAMETER
Items | SD1731W2/1732W2/1732EW2 | SD1733W5/1734W5 | |
Input voltage: | 220VAC±10% | ||
Output voltage: | 13.8VDC ±0.2VDC | ||
Output current: | Rated:10A, Max:12A / Rated:15A, Max:17A / Rated:20A, Max:22A | Rated:25A, Max:27A / Rated:30A , Max:31-34A | |
Ambient Temperature | -10°C-55°C | ||
Output ripple: | ≤10mV (P-P) | ≤15mV (P-P) | |
Charge current | Boost:2A /Float: 1A | Boost:5A /Float: 1A | |
Size | 182 * 278 * 132mm | 182 * 350 * 132mm | |
Weight | 8kg | 12kg | |
Over-voltage Protection Voltage | 16.5±1.5V
| ||
Protection function | Output over current, over voltage protection | ||
linear dc power supply Product Details:



linear dc power supply Product features:

Product usage
It is specially designed for communication station, especially suitable for police office, water conservancy, communication department and all kinds of mine factories.

Packaging and Shipping:
SD1731/32: 37*24*20 mm / CTN
SD1733/34: 45*24*20 mm / CTN
After sell service:
1.1 years warranty,by replace/repair/free spare parts for bulk order.
Within the first year, if you need any spare parts for replacement, we can provide to you without paid. And we will offer lifelong technical support and service.
2. Considering the expensive shipping cost for you,broken rectifier is no need to send back to China, just let us know the problem through a video or a picture, then,we will send the replacement to you in your next shipment.
Company information:
FAQ:
1.Q:Are you a factory or trading company?
A: We are a factory.
2. Q: Where is your factory located? How can I visit there?
A: Our factory is located in Foshan Shunde City, Guangdong Province, China, about half an hour bus ride from Guangzhou Baiyun Airport. All our clients, from home or abroad, are warmly welcome to visit us.
3. Q:When can I get the price?
A:Usually we quote within 24 hours after we get your inquiry.
4. Q:How can I get a sample to check your quality?
A:After price confirmation, you can require for samples to check our quality. Maybe the price of sample is higher than the mass production.
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