# CBB Battery Technology Co Ltd > CBB Battery is a large industrial battery manufacturer, specializing in production of lead acid battery, including China deep cycle battery, you will find the battery you want on our website. ## Contact Us - [Mail](mailto:export1@cbb-battery.com): export1@cbb-battery.com - [Mail](mailto:export2@cbb-battery.com): export2@cbb-battery.com - [Mail](mailto:export@cbb-battery.com): export@cbb-battery.com - [Mail](mailto:export3@cbb-battery.com): export3@cbb-battery.com - [Mail](mailto:cbbbattery@gmail.com): cbbbattery@gmail.com - [Tel](tel:0086-18926204689): 0086-18926204689 - [Tel](tel:0086-18620578581): 0086-18620578581 - [Mail](mailto:export5@cbb-battery.com): export5@cbb-battery.com - [Tel](tel:0086-13662412948): 0086-13662412948 - [Tel](tel:0086-18664646424): 0086-18664646424 - [Tel](tel:0086-18275463151): 0086-18275463151 ## Website Language Versions - [English](https://www.cbb-battery.com): Lead Acid Battery, China Deep cycle battery, Industrial Battery Manufacturer-CBB Battery ## Website Navigation - [HOME](https://www.cbb-battery.com/index.html): HOME - [PRODUCTS](https://www.cbb-battery.com/products.html): PRODUCTS - [DEEP CYCLE BATTERY](https://www.cbb-battery.com/https-www-cbb-battery-com-DEEP-CYCLE-BATTERY-pl543657.html): DEEP CYCLE BATTERY - [DEEP CYCLE BATTERY](https://www.cbb-battery.com/DEEP-CYCLE-BATTERY-pl543657.html): DEEP CYCLE BATTERY - [GEL BATTERY](https://www.cbb-battery.com/https-www-cbb-battery-com-GEL-BATTERY-pl64709.html): GEL BATTERY - [GEL BATTERY](https://www.cbb-battery.com/GEL-BATTERY-pl64709.html): GEL BATTERY - [AGM BATTERY](https://www.cbb-battery.com/https-www-cbb-battery-com-AGM-BATTERY-pl53709.html): AGM BATTERY - [AGM BATTERY](https://www.cbb-battery.com/AGM-BATTERY-pl53709.html): AGM BATTERY - [AUTOMOTIVE BATTERY](https://www.cbb-battery.com/https-www-cbb-battery-com-AUTOMOTIVE-BATTERY-pl33709.html): AUTOMOTIVE BATTERY - [AUTOMOTIVE BATTERY](https://www.cbb-battery.com/AUTOMOTIVE-BATTERY-pl33709.html): AUTOMOTIVE BATTERY - [MOTIVE POWER BATTERY](https://www.cbb-battery.com/https-www-cbb-battery-com-MOTIVE-POWER-BATTERY-pl43709.html): MOTIVE POWER BATTERY - [MOTIVE POWER BATTERY](https://www.cbb-battery.com/MOTIVE-POWER-BATTERY-pl43709.html): MOTIVE POWER BATTERY - [LITHIUM ION BATTERY](https://www.cbb-battery.com/https-www-cbb-battery-com-LITHIUM-ION-BATTERY-pl3462132.html): LITHIUM ION BATTERY - [LITHIUM ION BATTERY](https://www.cbb-battery.com/LITHIUM-ION-BATTERY-pl3462132.html): LITHIUM ION BATTERY - [SOLAR POWER SYSTEM](https://www.cbb-battery.com/https-www-cbb-battery-com-SOLAR-POWER-SYSTEM-pl3252132.html): SOLAR POWER SYSTEM - [APPLICATIONS](https://www.cbb-battery.com/APPLICATIONS.html): APPLICATIONS - [Reserve Power Solutions](https://www.cbb-battery.com/Reserve-Power-Solutions.html): Reserve Power Solutions - [Transportation Solutions](https://www.cbb-battery.com/Transportation-Solutions.html): Transportation Solutions - [Motive Power Solutions](https://www.cbb-battery.com/Motive-Power-Solutions.html): Motive Power Solutions - [SERVICE](https://www.cbb-battery.com/SERVICE.html): SERVICE - [FAQ](https://www.cbb-battery.com/faqlist.html): FAQ - [Technical Manual](https://www.cbb-battery.com/Technical-Manual.html): Technical Manual - [Catalogue](https://www.cbb-battery.com/Catalogue.html): Catalogue - [NEWS](https://www.cbb-battery.com/news.html): NEWS - [ABOUT US](https://www.cbb-battery.com/aboutus.html): ABOUT US - [Profile](https://www.cbb-battery.com/Profile.html): Profile - [Factories Tour](https://www.cbb-battery.com/Factories-Tour.html): Factories Tour - [Certificates](https://www.cbb-battery.com/Certificates.html): Certificates - [Philosophy](https://www.cbb-battery.com/Philosophy.html): Philosophy - [CONTACT US](https://www.cbb-battery.com/contactus.html): CONTACT US ## Product Category - [DEEP CYCLE BATTERY](https://www.cbb-battery.com/DEEP-CYCLE-BATTERY-pl543657.html): DEEP CYCLE BATTERY - [Deep Cycle Gel Battery](https://www.cbb-battery.com/Deep-Cycle-Gel-Battery-pl527457.html): Deep Cycle Gel Battery - [Deep Cycle AGM Battery](https://www.cbb-battery.com/Deep-Cycle-AGM-Battery-pl556357.html): Deep Cycle AGM Battery - [Lead Carbon Battery](https://www.cbb-battery.com/Lead-Carbon-Battery-pl3149554.html): Lead Carbon Battery - [Golf Car/Utility//NEV Battery](https://www.cbb-battery.com/Golf-Car-Utility-NEV-Battery-pl586357.html): Golf Car/Utility//NEV Battery - [Floor Cleaning Battery](https://www.cbb-battery.com/Floor-Cleaning-Battery-pl596357.html): Floor Cleaning Battery - [Aerial Work Platform/Access Battery](https://www.cbb-battery.com/Aerial-Work-Platform-Access-Battery-pl506357.html): Aerial Work Platform/Access Battery - [Material Handling Battery](https://www.cbb-battery.com/Material-Handling-Battery-pl565357.html): Material Handling Battery - [Marine/RV Battery](https://www.cbb-battery.com/Marine-RV-Battery-pl576357.html): Marine/RV Battery - [GEL BATTERY](https://www.cbb-battery.com/GEL-BATTERY-pl64709.html): GEL BATTERY - [Solar Gel Battery](https://www.cbb-battery.com/Solar-Gel-Battery-pl523357.html): Solar Gel Battery - [Eurobatt Gel Battery](https://www.cbb-battery.com/Eurobatt-Gel-Battery-pl517457.html): Eurobatt Gel Battery - [General Gel Battery](https://www.cbb-battery.com/General-Gel-Battery-pl526457.html): General Gel Battery - [High Rate Gel Battery](https://www.cbb-battery.com/High-Rate-Gel-Battery-pl537457.html): High Rate Gel Battery - [OPZV Tubular Gel Battery](https://www.cbb-battery.com/OPZV-Tubular-Gel-Battery-pl507457.html): OPZV Tubular Gel Battery - [AGM BATTERY](https://www.cbb-battery.com/AGM-BATTERY-pl53709.html): AGM BATTERY - [General AGM Battery](https://www.cbb-battery.com/General-AGM-Battery-pl566357.html): General AGM Battery - [2V Stationary Battery](https://www.cbb-battery.com/2V-Stationary-Battery-pl536357.html): 2V Stationary Battery - [High Rate AGM Battery](https://www.cbb-battery.com/High-Rate-AGM-Battery-pl516357.html): High Rate AGM Battery - [OPZS Tubular Battery](https://www.cbb-battery.com/OPZS-Tubular-Battery-pl526357.html): OPZS Tubular Battery - [Eurobatt AGM Battery](https://www.cbb-battery.com/Eurobatt-AGM-Battery-pl546357.html): Eurobatt AGM Battery - [AUTOMOTIVE BATTERY](https://www.cbb-battery.com/AUTOMOTIVE-BATTERY-pl33709.html): AUTOMOTIVE BATTERY - [Maintenance Free Car Battery](https://www.cbb-battery.com/Maintenance-Free-Car-Battery-pl595357.html): Maintenance Free Car Battery - [Heavy Duty Truck Battery](https://www.cbb-battery.com/Heavy-Duty-Truck-Battery-pl564357.html): Heavy Duty Truck Battery - [Enhanced Flooded Battery](https://www.cbb-battery.com/Enhanced-Flooded-Battery-pl554357.html): Enhanced Flooded Battery - [AGM-Start Stop Battery](https://www.cbb-battery.com/AGM-Start-Stop-Battery-pl544357.html): AGM-Start Stop Battery - [Dry Charged Auto Battery](https://www.cbb-battery.com/Dry-Charged-Auto-Battery-pl524357.html): Dry Charged Auto Battery - [Lawn & Garden Battery](https://www.cbb-battery.com/Lawn-Garden-Battery-pl584357.html): Lawn & Garden Battery - [Military Tank Battery](https://www.cbb-battery.com/Military-Tank-Battery-pl594357.html): Military Tank Battery - [MOTIVE POWER BATTERY](https://www.cbb-battery.com/MOTIVE-POWER-BATTERY-pl43709.html): MOTIVE POWER BATTERY - [Forklift Traction Battery](https://www.cbb-battery.com/Forklift-Traction-Battery-pl535357.html): Forklift Traction Battery - [Electric Bike/Motor Battery](https://www.cbb-battery.com/Electric-Bike-Motor-Battery-pl545357.html): Electric Bike/Motor Battery - [Electric Vehicle Battery](https://www.cbb-battery.com/Electric-Vehicle-Battery-pl555357.html): Electric Vehicle Battery - [Rickshaw Tricycle Battery](https://www.cbb-battery.com/Rickshaw-Tricycle-Battery-pl505357.html): Rickshaw Tricycle Battery - [POWER SPORTS BATTERY](https://www.cbb-battery.com/POWER-SPORTS-BATTERY-pl23709.html): POWER SPORTS BATTERY - [AGM Motorcycle Battery](https://www.cbb-battery.com/AGM-Motorcycle-Battery-pl533357.html): AGM Motorcycle Battery - [Gel Motorcycle Battery](https://www.cbb-battery.com/Gel-Motorcycle-Battery-pl543357.html): Gel Motorcycle Battery - [Maintenance Free Motorcycle Battery](https://www.cbb-battery.com/Maintenance-Free-Motorcycle-Battery-pl553357.html): Maintenance Free Motorcycle Battery - [High Performance Motorcycle Battery](https://www.cbb-battery.com/High-Performance-Motorcycle-Battery-pl563357.html): High Performance Motorcycle Battery - [Conventional Motorcycle Battery](https://www.cbb-battery.com/Conventional-Motorcycle-Battery-pl574357.html): Conventional Motorcycle Battery - [LITHIUM ION BATTERY](https://www.cbb-battery.com/LITHIUM-ION-BATTERY-pl3462132.html): LITHIUM ION BATTERY - [ENEREGY STORAGE BATTERY](https://www.cbb-battery.com/ENEREGY-STORAGE-BATTERY-pl3952132.html): ENEREGY STORAGE BATTERY - [MOTIVE POWER BATTERY](https://www.cbb-battery.com/MOTIVE-POWER-BATTERY-pl3052132.html): MOTIVE POWER BATTERY - [LEAD-ACID REPLACEMENT LITHIUM BATTERY](https://www.cbb-battery.com/LEAD-ACID-REPLACEMENT-LITHIUM-BATTERY-pl3929132.html): LEAD-ACID REPLACEMENT LITHIUM BATTERY - [12V LITHIUM STARTER BATTERY](https://www.cbb-battery.com/12V-LITHIUM-STARTER-BATTERY-pl3029132.html): 12V LITHIUM STARTER BATTERY - [Portable Power Source Supply](https://www.cbb-battery.com/Portable-Power-Source-Supply-pl3333186.html): Portable Power Source Supply - [LITHIUM CELL](https://www.cbb-battery.com/LITHIUM-CELL-pl3152132.html): LITHIUM CELL ## FAQ - **Q: 1. What is the definition of "cycle use" and "standby use"?** A: "Cycle Use" - direct power source:  Cycle Use It can provide the power supply to power tools, and portable electronic products. It can also be used for cycling charging and discharging usage such as electronics motorbike or vacuum cleaner.  "Standby Use" - back up power:  Standby Use is mainly used for emergency power to avoid future damage that may be caused by a sudden power outage. - **Q: 2. What are the concerns when using CBB batteries in a parallel or a serial se** A: 1. Do not mix brands, models and date codes?  2. No separate discharge then charging in a serial configuration.  3. Under parallel usage, pay close attention to the differences in voltage in each circuit.  4. If the difference in voltage in each circuit is too high, do not charge/discharge as parallel.  5. The environment of all circuits must be similar. - **Q: 3. How can you check a battery’s performance?** A: Different usage applications will use different methods for evaluating a battery’s performance. Using a 20 hour rate or the 10 hour rate, you can use 0.05CA or 0.1CA to discharge the battery until the battery reaches a terminal voltage of 10.25 volts. You can then calculate the amp hours to see if the battery fits the specifications or not. For a 5 minutes rate, such as the NPH1221W, you can use a 21 watts/cell discharge till the terminal voltage reaches a terminal voltage of 9.6 volts and then measure the discharge time to see if it meets the final specifications or not. - **Q: 4. How can the conversion be made between "watts (W)" and "amp hours (Ah)"?** A: W=I x V = 4I (15 minute rate) = 2CV = 2V  (Ex. HC1217W = 17/4 = 4.25Ah) - **Q: 5. When should a deep-cycle battery be used?** A: Deep-cycle batteries are used when 50% or more of the capacity is used per cycle. The most common use of deep-cycle batteries is in applications that require deep, repetitive drain, like powerful car audio systems, trolling motors, golf carts, electric wheelchairs, or RV house power sources. Public safety and high-performance vehicles are other applications that call for the special characteristics of deep-cycle batteries.