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Deligreen Power Co.,ltd

  • China,Huizhou ,Guangdong
  • Verified Supplier
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China Thundersky Winston 12V 40AH LiFePO4 Lithium Ion Battery with 5000 Cycle Life and
China Thundersky Winston 12V 40AH LiFePO4 Lithium Ion Battery with 5000 Cycle Life and

  1. China Thundersky Winston 12V 40AH LiFePO4 Lithium Ion Battery with 5000 Cycle Life and
  2. China Thundersky Winston 12V 40AH LiFePO4 Lithium Ion Battery with 5000 Cycle Life and
  3. China Thundersky Winston 12V 40AH LiFePO4 Lithium Ion Battery with 5000 Cycle Life and
  4. China Thundersky Winston 12V 40AH LiFePO4 Lithium Ion Battery with 5000 Cycle Life and

Thundersky Winston 12V 40AH LiFePO4 Lithium Ion Battery with 5000 Cycle Life and

  1. MOQ: 4pcs
  2. Price: Negotiable
  3. Get Latest Price
Payment Terms L/C,D/A,T/T,Western Union,MoneyGram
Supply Ability 10000PCS/DAY
Delivery Time 1~2weeks for samples; 4~6weeks for mass production
Packaging Details Standard export carton
Brand Winston
Modle number 12V40AH
Weight 8.3kg±200g
Size 225*125*208mm
Nominal Voltage 12V
Type LiFePO4 Pack
Cycle life 5000 times
Internal Resistance ≤5mΩ
Nominal Capacity 40AH
Brand Name Deligreen
Model Number 12v 40ah
Certification CE/UL
Place of Origin China

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  1. Product Details
  2. Company Details

Product Specification

Payment Terms L/C,D/A,T/T,Western Union,MoneyGram Supply Ability 10000PCS/DAY
Delivery Time 1~2weeks for samples; 4~6weeks for mass production Packaging Details Standard export carton
Brand Winston Modle number 12V40AH
Weight 8.3kg±200g Size 225*125*208mm
Nominal Voltage 12V Type LiFePO4 Pack
Cycle life 5000 times Internal Resistance ≤5mΩ
Nominal Capacity 40AH Brand Name Deligreen
Model Number 12v 40ah Certification CE/UL
Place of Origin China
High Light 12v40ah Lithium Ion Solar BatteryPCM 40ah Lithium Ion Solar Battery12v40ah solar energy storage battery
Thundersky Winston 12V 40Ah Lithium Ion Electric Vehicle Starter Battery
Product Overview

Thunder Sky Winston battery 12V 40Ah LiFePO4 for energy storage and starting power applications.

Technical Specifications
Model No TS-LP12V40AH
Nominal Capacity 40AH
Operating Voltage 11V~16V
Weight 7kg ±100g
Dimensions 225 × 125 × 208 (mm)
Charge Voltage 4.0V
Discharge Voltage 2.8V
Max Charge Current ≤3CA
Max Discharge Current ≤3CA (Constant), ≤20CA (Impulse)
Standard Charge/Discharge Current 0.5CA
Cycle Life ≥3000 Times (80% DOD), ≥5000 Times (70% DOD)
Temperature Durability ≤200℃
Operating Temperature -45℃~85℃ (Charge & Discharge)
Self-discharge Rate ≤3% (Monthly)
Starting Power Battery Features

The monolithic 12V batteries consist of finely balanced cells with identical performance and do not include any PCM (electronics) internally. The battery must be managed and operated as a single monolithic 12V block.

Key Operating Parameters:

  • Nominal voltage: 12V
  • Operational voltage: 11.5V - 15V
  • Maximum charging voltage (initial): 15V
  • Recommended subsequent charging: 14.6V
  • Minimum voltage: 11V
  • Maximum discharge current: 3C continuously for max 30 minutes from full charge
  • Operating temperature: -25°C to 80°C (discharging)

Note: We do not recommend operation in serial connection. For higher voltage systems (24V/36V/48V+), we recommend using single 40Ah cells with BMS123Smart.

Why Choose LiFePO4 Over Lead Acid
  • 10x Longer Lifespan: Dramatically reduces the need for battery changes compared to traditional lead acid batteries
  • Faster Recharging: Operates with much lower resistance for quicker recharge times
  • Lightweight Design: Approximately 1/4 lighter than lead acid batteries
  • Higher Capacity: Provides twice the battery capacity in the same space
  • Wide Temperature Range: Operates from -40°F to 158°F, handling far wider temperature variations
Shipping & Delivery

With 10 years of cross-border business experience, we maintain long-term partnerships with major shipping carriers including UPS, FedEx, DHL, TNT, and EMS.

Delivery Times:

  • Air Shipping: 5-7 days
  • Sea Shipping: 35-40 days

Tracking numbers are provided immediately upon shipment.

Payment Options

We offer multiple payment methods for your convenience including PayPal, T/T, and others. Contact us for more information about Trade Assurance.

Frequently Asked Questions
Q1: What is your MOQ?
A1: Generally, our MOQ is 50 pieces, which may vary by product.
Q2: Are these batteries brand new?
A2: Yes, all batteries we provide are brand new.
Q3: Are the cells I bought balanced?
A3: We match and balance all cells before delivery to ensure internal resistance, voltage, and capacity are completely matched and balanced - a necessary process for optimal performance.
Q4: I am a distributor. Can I cooperate with the battery warehouse for a long time?
A4: Yes, individual pricing for large-scale projects and wholesale demand is available.

Company Details

Bronze Gleitlager

,

Bronze Sleeve Bushings

 and 

Graphite Plugged Bushings

 from Quality China Factory
  • Business Type:

    Manufacturer,Distributor/Wholesaler,Agent,Exporter,Trading Company,Seller

  • Year Established:

    2010

  • Total Annual:

    5 000 000-10 000 000

  • Employee Number:

    100~200

  • Ecer Certification:

    Verified Supplier

Since 2010, after more than 10 years of development, we have become one of the largest lithium battery wholesalers. We solely focus on high quality, grade A+, batteries.Because it can provide stable quality, truly achieve long life cycle, and have stable production capacity. We cooperate with many... Since 2010, after more than 10 years of development, we have become one of the largest lithium battery wholesalers. We solely focus on high quality, grade A+, batteries.Because it can provide stable quality, truly achieve long life cycle, and have stable production capacity. We cooperate with many...

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Get in touch with us

  • Reach Us
  • Deligreen Power Co.,ltd
  • 14018-1422 Building A AUX Plaza,Dujuan Rd,YueLu District,Changsha,Hunan Province,China|Factory: 2nd Floor, No. 8 Gangzhilong Technology Park, Songbailing Avenue 33, Zhongkai District, Huizhou City,Guangdong Province,China
  • https://www.lithium-solarbattery.com/

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