3KVA long backup time high frequency online ups

 Function & Characteristic:

• True double-conversion
• Microprocessor control optimizes reliability
• Output power factor 0.8
• Input power factor correction
• Wide input voltage (110 V – 300 V)
• Converter mode available
• ECO mode for energy saving 
• Generator compatible  
• Charger capacity expansion to 6A for long-run models
• Smart SNMP works well with either USB or RS-232 together
• Comprehensive display allows easy monitoring and access of UPS status

We specialized in export storage battery, UPS, inverter, solar power system and so on, rely on abundant  technical strength, full support of our customers and careful and strict management, our products are safe and sealing technology levels are industry-leading. we believe that the product quality is the base of the enterprise.

Product quality and reasonable price are always the base of our development. We have industry certificates such as ISO9001:2000, and a completed quality control system. Our team continuously improve the service, delivery, and other works to build a win-win cooperation with our customers.

If you are interested in any of our products, please feel free to contact us for further information. We look forward to becoming your business partner in the near future.

1.Warranty: 2 years.

2. Factory price, pricing could be lower while the quantity rising.

3. OEM cooperation with your brand, Could have your logo, or change the capacity as your   design.

4. Strict QA, QC process, guarantee the quality and delivery time.

5. One of the largest storage battery, uninterruptable power supply and inverter manufactures in China.

Q1: How do you control the production quality?

  A :1.All products will have 5 layer's of QC before delivery.

       2.Checking the raw material after they arrived in our factory.

       3.Checking all the details while the production line operated.

       4.Testing the products after they’re finished from productions.

       5.Checking all the products and cartons after they’re packed.

       6.Some products will have different QC processes but strict also.

Q2 : Do you accept OEM/ODM?

   A : ODM&OEM are warmly welcomed !!!

Q4: Can the price be cheaper?
   A: Of course, you will be offered a good discount for big amount.

Q5: What is your terms of payment?

   A:1.Sample: 100% of the sample cost before sampling.

       2.Mass Production: 30% deposit in advance, 70% balance when finished.

       3. Payment terms: usually T/T, also support West Union, PayPal, etc

Q6: What’s the delivery time?

  A: 1.Sample ready in 7-15 days, depends on the requests.                                              

       2. Mass production ready in 15-30 days, depends on the qty & factory’s producing.

Hunan Coowone Trading Co., Ltd.

Contact Name: Mokie Li

Whatspp/Wechat: 0086 18908436237

Skype/Email: sales10(at)

Ali TM: cn1514631776vrgh

Website: https://coowone.en.china.cn

Add: R3116, IDO Building, No.49, Kaiyuan Road, Xingsha Town, Changsha City, Hunan Province.