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Prismatic Portable Camping Battery Pack , 12V 50Ah Camping Power Source
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Brand Name:Topband
Model Number:TB1250F-P115A
Certification:ISO9001, ISO14001, MSDS
Price:Negotiable
Payment Terms:L/C, T/T
Supply Ability:450Mwh/year
Delivery Time:2~4weeks for samples; 4~6weeks for mass production
Company Data
Active Member
Contact Person
Jerry Yang
Business Type:
86-755-27651888-3215
Business Type:
Manufacturer Exporter
Officials:
Topband Industry Park,Tangtou Town,Bao'an District,Sheznzhen,China
Quality:
Quality Certifitation Available
Product Details
Company Profile
Product Details
Prismatic Portable Camping Battery Pack , 12V 50Ah Camping Power Source
1. Features
- long life & deep cycle( over 2000cycles @ 100%DOD)
- with built-in PCM/BMS protection
- super quick charge/discharge performance
- safe pressure valve design ( no explosion, no fire)
- high energy density
- low self-discharge( <3% per month,<15% per year)
- 1/3 weight & 1/2 volume of lead acid battery
- eco-friendly
- high consistency
- no memory effect
- easily replace lead acid battery
- patent Bluetooth connection feature optional, enable IOS & Android app to monitor instant battery status(SOC, battery voltage, remain AH, charge current, temp., life cycle, error).
2. Specification
| NO. | Items | Criteria |
| 2.1 | Rated Capacity | 50Ah |
| Minimum Capacity | 48.5Ah | |
| 2.2 | Energy | 384Wh |
| 2.3 | Nominal Voltage | 12.8V |
| 2.4 | Outgoing Voltage | 12.8~13.6V |
| 2.5 | Internal resistance | ≤50mΩ |
| 2.6 | Series parallel application | Unavailable |
| 2.7 | Standard charge voltage | 14.6±0.2V |
| 2.8 | Floating charge voltage | 13.8±0.2V |
| 2.9 | Standard charge current | 5A |
| 2.10 | Maximum charge current | 10A |
| 2.11 | Standard discharge current | 40A/ Continue to finished |
| 2.12 | Maximum discharge current | 40A |
| 2.13 | Discharge cut-off voltage | 8.0V |
| 2.14 | Operating Temperature | Charging:0～45℃ |
| Discharging:-20～60℃ | ||
| Recommended operating temperature:15℃～35℃ | ||
| 2.15 | Self-discharge rate | Residual capacity:≤3%/month; ≤15%/year |
| Reversible capacity: ≤1.5%/month; ≤8%/year | ||
| 2.16 | Storage Temperature & Humidity Range | Less than 1 month:-20℃～35℃,45%RH～75％RH |
| Less than 3 months:-10℃～35℃,45%RH～75％RH | ||
Recommended storage environment: 15℃～35℃,45%RH～75％RH | ||
Long time storage: If the battery need be stored for a long time, the voltage should be 13.2V(about 50% SOC), and stored in the condition as storage proposal. It need at least one charge & discharge cycle every six months | ||
3. Battery Pack Electrical Characteristics
| No. | Items | Standards | Testing Methods |
| 1 | Internal Impedance | Impedance ≤50mΩ | Under 20±5℃ Environment Temperature , the Usage Frequency of Fully Charge( 1KHz) , Use AC Internal Impedance test machine to test. |
| 2 | Nominal Capacity | 30Ah | Rest for 0.5~1 hour after fully charge, Using electrical loader to connect with the battery output port, and discharge with constant current 0.2C till it can’t discharge. Do the cycle three times, if there is one time that the discharge time is equal or more than 285minute , you can stop. |
| 3 | Short circuit protection | No load ability after short-circuit .comeback capability of loading after remove the lead away, | Short the pack with the lead (<50mΩ). If remove the lead away, connect the electronic loader with P+, P- of protection board again, so load ability comes back. |
| 4 | Allowed Maximum continuous charge Current | 40A | charging with 40A for more than 0.5h and the added temperature of battery pack less than 20℃. |
| 5 | Allowed Maximum continuous discharge Current | 40A | Discharging with 40A for more than 0.5h and the added temperature of battery pack less than 20℃. |
5. Protective circuit specification
The batteries are supplied with a LiFePO4 Battery Management System (BMS)that can monitor and optimized each single prismatic cell during charge & discharge, to protect the battery pack overcharge, over discharge, short circuit. Overall, the BMS helps to ensure safe and accurate running.
| NO. | Items | Content | Specification |
| 5.1 | Over charge | Over-charge protection for each cell | 3.80±0.03V |
| Over-charge release for each cell | 3.60±0.05V | ||
| Over-charge release method | Under the release voltage | ||
| 5.2 | Over discharge | Over-discharge protection for each cell | 2.00±0.05V |
| Over-discharge release for each cell | 2.30±0.05V | ||
| Over-discharge release method | Charging recovery | ||
| 5.3 | Over current | Discharge over current protection | 35~48A |
| Protection delay time | 10~40ms | ||
| Over current release method | Release after cutoff the load. | ||
| 5.4 | Short circuit protection | NO | Ban battery output positive and negative electrode short circuit |
6. Our Service
- Fast Delivery, can handle shipping for customer if needed
- Samples are available with charged
- 2 years warranty
- Every battery pack can be customized according to your specific demand. OEM is acceptable.
- Expertist technical support and good after-sales service
Company Profile
Shenzhen Topband Battery Co., Ltd
Shenzhen Topband Co., Ltd. was registered in so-called “China Silicon Valley”, Shenzhen Hi-tech Industrial Park in 1996, and got listed in Shenzhen Stock Exchange ( the stock code as 002139) in 2007.
After years of rapid development, now Topband takes lithium battery as the core technology and has become one of the leading suppliers of lithium battery solutions in China, focusing on nano lithium iron phosphate/ LiFePO4 technology for EV, RV/ caravan, marine, motorcycle, golf cart / trolly, UPS, solar storage, medical, floor scrubber, industrial, commercial use, etc.
Smart Bluetooth & WIFI connection is is our patent
feature, equipped with IOS & Android app to
monitor the instant battery status (SOC, OCV, charge
current, ambient temperature, and errors included).
Topband has more than 5000 staffs, covers an area of 100,000 square meters. And large production plants are mainly located at Shenzhen and Huizhou
Our R&D team of over 300 professionals, in cooperation with Tsinghua Research Institute and Harbin Industrial University have laid a firm foundation of our leading technology.
We have got the certificates of ISO9001, ISO14001, OHSAS18001, TS16949 and UL, CE, CB, UN38.3, TUV, etc.
Topband is a Hi-tech enterprise. Since the company established, with innovation, we have committed ourselves to making people’s lives more comfortable and high-efficient. We and our companions are working hard at making technology progress to let people enjoy the changes of new technology.
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