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OPzV 300Ah lead-acid batteries
are premium, 2-volt maintenance-free tubular gel batteries designed for deep-cycle applications, offering a 20+ year design life and high reliability for solar or telecommunication systems. They feature excellent performance in high temperatures and harsh environments, with a 2000-cycle life at 80% DOD (Depth of Discharge).Key Specifications & Features
- Nominal Voltage: 2V (Single cell).
- Capacity: 300Ah @ 10hr rate (to 1.80V/cell @ 25°C).
- Dimensions: Typically around 145mm x 206mm x 356mm~390mm (varies slightly by manufacturer).
- Weight: Approximately 23.5kg – 26.5kg.
- Cycle Life: >2000 cycles at 80% DOD.
- Self-Discharge: Low self-discharge rate of roughly 2% per month.
- Terminal: M8 female copper terminals.
- Operating Temp: Wide range from -40°C to 60°C.
Top OPzV 300Ah Products
- Sunstone Power OPG2-300: 2V 300Ah Tubular Gel Battery with ~25kg weight and a 20+ year design life.
- HIZN 6OPzV 300: 2V 300Ah VRLA Tubular Gel with 3 years warranty.
- CSBattery OPzV2-300: 20-year design life, 24.4kg, suited for off-grid solar.
- DS New Energy OPzV 2V 300Ah: Tubular gel for renewable energy systems.
Common Applications
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Web results
China Lead Acid Battery Gel 2V 300AH OPzV Home ...
greensunbattery.com
https://www.greensunbattery.com › Tubular Battery
greensunbattery.com
https://www.greensunbattery.com › Tubular Battery
Why choose our OPZV battery? 1. Large capacity, high specific energy, low self-discharge rate, long service life, more than 20 years. 2. Electrolyte with German ...Read more
OPzV2-300 2V 300Ah Tubular Deep Cycle Gel OPzV Battery
csbatterycn.com
https://www.csbatterycn.com › opzv2-300-2v-300ah-tu...
csbatterycn.com
https://www.csbatterycn.com › opzv2-300-2v-300ah-tu...
12V100Ah~12V200Ah. OPzV batteries offer the highest cycle life among all other sealed lead acid batteries, with significant savings on the cost per cycle.Read more
People also ask
What is the lifespan of a 300Ah battery?
12V 300Ah LiFePO4 Battery, 3840Wh Heated Lithium Battery, 10-Year Lifespan, Ideal for RVs, High-Wattage Devices, Off-Grid Systems, and Home Backup Power.
SUNRICH ENERGY 12V 300Ah LiFePO4 Battery, 3840Wh Heated ...
Amazon.com
https://www.amazon.com › SUNRICH-ENERGY-Lifespa...
Amazon.com
https://www.amazon.com › SUNRICH-ENERGY-Lifespa...
What is an OPzV battery?
Under the DIN standards of Europe, OPzV stands for Ortsfest (stationary) PanZerplatte (tubular plate) Verschlossen (closed). Clearly, this is a tubular plate 2V battery cell construction similar to the OPzS battery but having a valve-regulated vent plug rather than an open vent plug.
KIJO OPzV Battery - Jiangxi JingJiu Power Science& Technology Co.,LTD
KIJO Battery
https://www.kijo-battery.com › more-about-the-opzv-bat...
KIJO Battery
https://www.kijo-battery.com › more-about-the-opzv-bat...
Can a 300Ah battery power my whole house?
How long will a 300Ah lithium battery power a home? A 12V 300Ah battery provides roughly 3.6kWh of energy. If your essential appliances draw 300W continuously, it could last approximately 12 hours (3,600Wh ÷ 300W), though actual runtime varies significantly based on your specific load profile.Mar 16, 2026
How to Size a Lithium Battery Bank for Home Backup Power - Outbax
Outbax
https://outbax.com.au › blogs › post › how-to-size-lithiu...
Outbax
https://outbax.com.au › blogs › post › how-to-size-lithiu...
How long will a 300Ah battery run a 12V fridge?
How long will a 300ah battery run with a refridgerator. A 12V 300Ah battery can run a typical 200W RV refrigerator for about 14 to 18 hours on lithium and around 9 hours on lead-acid. An RV refrigerator usually consumes 150 to 400 watts, averaging 200 watts.Sep 29, 2025
How Long Will a 300Ah Battery Last - PowMr
PowMr
https://powmr.com › blogs › news › how-long-will-a-30...
PowMr
https://powmr.com › blogs › news › how-long-will-a-30...
Web results
Sunstone Power OPzV 2V 300AH VRLA Tubular Plates ...
SunStonePower
https://sunstonepower.com › opzv_battery
SunStonePower
https://sunstonepower.com › opzv_battery
It is a Valve Regulated Lead Acid battery that adopts immobilized GEL and Tubular Plate technology to offer high reliability and performance. The Battery is ...Read more
CFPV2300 2V 300Ah 2V OPzV Battery
VELA Battery
https://www.velabattery.com › product › cfpv2300-2v-...
VELA Battery
https://www.velabattery.com › product › cfpv2300-2v-...
Model：CFPV2300 · Voltage：2V · Capacity：300Ah · Series：OPzV · Terminal：T10 · Plate type：Tubular · Weight：23.5kg · Designed floating service life：20 year.Read more
2V 300Ah OPZV Battery - Reliable Solar Power Storage
Alibaba.com
https://www.alibaba.com › ... › Lead Acid Batteries
Alibaba.com
https://www.alibaba.com › ... › Lead Acid Batteries
Find reliable 2V 300Ah OPZV batteries for solar and medical applications. Enjoy long life, high efficiency, and easy maintenance. Shop now!
Hizn Huizhong 2V 300ah Lead Acid Opzv Tubular Battery for ...
Made-in-China.com
https://m.made-in-china.com › ... › Storage Battery
Made-in-China.com
https://m.made-in-china.com › ... › Storage Battery
Hizn Huizhong 2V 300ah Lead Acid Opzv Tubular Battery for Telecom Solar System ; Type: Lead-Acid Batteries ; Usage: UPS, Electric Power, Lighting, Telecom Base ...
OPzV-300 | Tubular Gel
Sunon Battery
https://sunonbattery.com › ... › OPzV Battery
Sunon Battery
https://sunonbattery.com › ... › OPzV Battery
OPzV series is a tubular plate gel battery that offers 20+ years of design life. With a new design and technical improvement, it offers maximum efficiency ...
Lead Acid Batteries suppliers,OPZV Battery for sale
Greensun Solar Energy Tech Co., Limited
https://www.greensunpv.com › OPZV-Battery_c46
Greensun Solar Energy Tech Co., Limited
https://www.greensunpv.com › OPZV-Battery_c46
Lead Acid Batteries · 2V OPzV Tubular Battery 200AH 250AH 300AH 350AH Rechargeable AGM Battery 2 Volt · Long Life Tubular Plate Gel Battery VRLA Batteries OPZV 2V ...Read more
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Web results
than 1500 cycles 2V 300ah 1500ah High Capacity Long Life ...
acid-battery.com
https://www.acid-battery.com › quality-13900157-more-...
acid-battery.com
https://www.acid-battery.com › quality-13900157-more-...
OPzV battery series is Valve Regulated Lead Acid battery adopting immobilised GEL and Tubular Plate technology,. offering high reliability and stable ...Read more
Custom 2v 300ah Opzv Battery Manufacturer,2v 300ah Opzv Battery ...
greensunbattery.com
https://www.greensunbattery.com › 2v-300ah-opzv-batt...
greensunbattery.com
https://www.greensunbattery.com › 2v-300ah-opzv-batt...
Customized 2v 300ah Opzv Battery at factory price from Greensun.We are best 2v 300ah Opzv Battery supplier,focus on solar battery products and related ...