Home ProductsTelecom Lithium Battery

IP21 Telecom UPS Lifepo4 Lithium Battery 51.2v 450Ah

IP21 Telecom UPS Lifepo4 Lithium Battery 51.2v 450Ah

IP21 Telecom UPS Lifepo4 Lithium Battery 51.2v 450Ah
IP21 Telecom UPS Lifepo4 Lithium Battery 51.2v 450Ah
IP21 Telecom UPS Lifepo4 Lithium Battery 51.2v 450Ah
Product Details:
Place of Origin: Guangdong, China (Mainland)
Brand Name: OEM/PAC
Certification: UL1642, MSDS, ISO9001
Model Number: 51.2v 450Ah telecom ups battery
Payment & Shipping Terms:
Minimum Order Quantity: 1pcs
Price: Negotiable
Packaging Details: Standard export carton, wooden case, pallet etc.
Delivery Time: 15-20 days for samples, 20-30 days for bulk order
Payment Terms: T/T, Western Union, Paypal
Supply Ability: 60,000kWh per month
Contact Now
Detailed Product Description
Features: Connection In Parallel To Get More Power IP Rate: IP21
Battery Capacity: 450Ah Battery Type: LiFePO4 Battery
Battery Protection: Built-in Smart BMS, Breaker Capacity Display: LED Indicator/LCD
Second Protection: Air Switch Application: Telecom Ups Systems, All-in-one System
High Light:

Telecom UPS Lifepo4 Lithium Battery


450Ah Lifepo4 Lithium Battery


51.2v Telecom Backup Batteries

Telecom UPS systems Lifepo4 lithium battery 51.2v 450Ah battery rack energy storage
1. Telecom UPS battery systems 51.2v 450Ah overview
The specification shall be applied to deep cycle Lifepo4 battery pack of 51.2v 450Ah which is manufactured by PAC Technology Co.,LTd. The battery pack consists of LiFePO4 battery cell, battery holder, battery BMS, junction box and battery case. The BMS helps to ensure safe and accurate running of the lithium battery pack. Except BMS, the battery has dual protection of Air switch in case of short circuit. The LED indicators on battery case indicate the battery capacity, running status and the battery also has alarm functions.
2. BMS specification of LiFePO4 battery 51.2v 450Ah

The BMS is designed for 15/16 series lithium battery.

The BMS have all functions which are:

  • overcharge detection function
  • over discharge detection function
  • over current detection function
  • short detection function
  • Temperature detection function
  • balance function
  • communicate function
  • Alarm function
  • Total capacity function
  • Storage history function

3. Specification of 51.2v 450Ah telecom ups battery(@Battery initial Temp25±5℃)

Battery pack

No.ItemGeneral ParameterRemark


Combination method




Rated Capacity

Typical450AhStandard discharge after Standard charge(package)
3Factory Voltage48.0V-51.2VMean Operation Voltage


Voltage at end of Discharge


Discharge Cut-off Voltage

5Charging Voltage58.4V 


Internal Impedance


Internal resistance measured at AC 1KHZ after 50% charge
The measure must uses the new batteries that within one week after shipment and cycles less than 5 times


Standard charge

Constant Current 90A Constant Voltage see No.5 0.02CA cut-off

Charge time : Approx 6 h


Standard discharge

Constant current:90A end voltage see NO.4 


Maximum Continuous Charge Current



Battery pack

No.ItemGeneral ParameterRemark


Maximum Continuous Discharge Current




Operation Temperature Range

Charge 0~45℃

Bare Cell

Discharge -20~55℃


Storage Temperature Range

Less than 12 months : -10~35℃

at the shipment state

less than 3 months: -10~45℃
Less than 7 day : -20~65℃
13Dimensions0.6*0.6*1.0mInclude case
14WeightAbout 300kgInclude case


4. Caution of 51.2v 450Ah batteery rack
Do not use or store the battery where is exposed to extremely hot, such as under window of a car in direct sunlight in a hot day. Otherwise, the battery may be overheated. This can also reduce battery performance and/or shorten service life.
If the battery leaks and electrolyte gets in your eyes, do not rub them. Instead, rinse them with clean running water and immediately seek medical attention. If left as is, electrolyte can cause eye injury.
5. Delivery of telecom ups lithium battery

• By Air with Door to Door Service

• By Sea with Door to Door Service

• By Express with Door to Door Service: DHL, TNT, UPS, FedEx etc.

IP21 Telecom UPS Lifepo4 Lithium Battery 51.2v 450Ah 0

6. Why Choose PAC Technology Co., Ltd?

Reliable quality -- We have more than 10 years of rechargeable lithium battery industry experience. Automated battery production line and precise equipment. In strict accordance with international standards for production inspection, to ensure battery quality and safety.
Positive service -- We give response for all inquiries/questions in 12 hours. We have a professional battery R&D team. We can provide professional customized and one-stop services.
Taking responsibility -- PAC Battery members to proactively take responsibility, we always offer the best Battery Solution to our customers.

PAC Battery provides 24 hours customer service. Waiting for your inquiry!

Contact Details
Shenzhen PAC Technology Co., Ltd.

Contact Person: Ada Wang

Tel: 0086 13652343280

Send your inquiry directly to us (0 / 3000)