What are the charging voltage specifications?

For standby use, voltage is 13.6-13.8V. For cycle use, voltage is 14.4-14.7V.

Is the battery waterproof?

Yes, the battery is designed to be waterproof and non-spillable.

CS Battery 12V20ah Fast Charge Deep Cycle Solar Accumulator Lead Carbon Battery for Solar System/Back-up System/UPS System/Boo

Name: CS Battery 12V20ah Fast Charge Deep Cycle Solar Accumulator Lead Carbon Battery for Solar System/Back-up System/UPS System/Boo
Brand: CS ENERGY TECH CO LTD
SKU: 707454201

Guangdong, ChinaCS ENERGY TECH CO LTD

US$20.00-40.00

10 Pieces

Product profile

Customization

Available

Type

Lead Carbon Battery

Usage

Solar Power/Wind/Telecom

Model NO.

HDC12-20

Nominal Voltage

12V

Discharge Rate

0.2c-0.3c

Shape

Block ***Add Favorites Get Free Gift***

Electrolyte

Acid

Installation

Packaged

Rechargeable

Chargeable

Model

Lead Carbon Battery 12V20ah

Size

166*175*126*126mm

Weight

8.4kgs

Warranty

3 Years Mf Battery

Delivery Time

15-20days

Export Markets

Global

Terminal Type

Casing

ABS or UL94 Fire Resistance

Proof

Water Proof, Non Spillable

Expected Cycle Life

20years

Transport Package

Carton/Pallet

Specification

CE, IEC, ISO

Trademark

CSBattery OEM

Origin

Guangzhou, Guangdong

HS Code

8507200000

Production Capacity

1000000PCS/Month

Key features

Extended Cycle Life: Over 2000 cycles at 80% DOD due to activated carbon and graphene technology.

Fast Charge Capability: Improved rapid charge and discharge ability compared to standard lead-acid batteries.

High Capacity Options: Available in various capacities from 20Ah to 3000Ah for diverse power needs.

Versatile Applications: Suitable for solar, wind, telecom, UPS, golf carts, and marine systems.

Safety Features: Waterproof, non-spillable design with ABS casing and UL94 fire resistance.

Company profile

Importers and ExportersHigh Repeat Buyers Choice

CS ENERGY TECH CO LTD

Guangdong, China

Business Type: Manufacturer/Factory, Trading Company, Group CorporationExport Year: 2020-03-11Nearest Port: shenzhen, guangzhou, hongkongAverage Response Time: ≤4.06hTerms of Payment: LC, T/T, Western Union, etc.International Commercial Terms(Incoterms): FOB, CFR, CIF, EXW

AI-Powered supplier vetting

SummaryCSBattery is a China-based limited company offering solar, gel, AGM, lithium, deep-cycle, OPzV, and related battery products. It reports ISO 9001, ISO 14001, OHSAS/OHSMS 18001, and BSCI certifications. The supplier states that it provides lifetime technical and after-sales support, ODM/OEM services, broad product customization, and OEM services for popular brands. Reported production information includes 3,000,000 battery pieces annually, 50 quality-control staff, and 41–50 years of total R&D-engineer experience, although employee-count data is inconsistent across slices. It exports to numerous global regions and accepts multiple trade and payment terms. Key limitations include no 3D software design, no SDK, no overseas warehouse or showroom, no offline trade-show participation, zero stated overseas-service countries, unknown raw-material traceability, and zero reported quality-control test equipment. Financial credibility and identifiable customer cases cannot be confirmed from the provided information.

Supplier typeThe supplier is a China-based limited company located in Foshan, Guangdong, with a broad battery product portfolio and export activity across multiple global regions. It reports both agency-assisted and self-managed export capability, while also stating it has overseas agents or branches; however, the overseas-service-country count is listed as zero, creating a data inconsistency.

CertificationsThe supplier reports holding BSCI, OHSAS/OHSMS 18001, ISO 14001, and ISO 9001 certifications. These explicitly indicate coverage of social responsibility, occupational health and safety, environmental management, and quality management systems.

After-Sales capabilityThe supplier promises lifetime technical support and after-sales service, has inventory capability, accepts multiple quotation terms, and reports documented corrective-action and customer-complaint procedures with records. However, it has no overseas warehouse or showroom, and its overseas service coverage is inconsistently reported, so support may rely on remote or agent-based service.

R&D capabilityThe supplier reports new products within the past year, ODM capability, and 41–50 years of combined R&D-engineer experience. Conversely, it does not provide 3D software design services or an SDK, so the evidence supports product-development capability but not advanced digital design or platform integration.

Production capacityThe supplier reports annual output of 3,000,000 battery pieces, 50 quality-control staff, inventory capability, and lead times of within 15 working days in peak season and one month in off-season. Nevertheless, it reports zero quality-control test equipment and an unknown manufacturing-capacity contract status, which are material production-control gaps.

Customization capabilityThe supplier explicitly supports customization from samples, designs, full customization, minor customization, and flexible customization, and also offers ODM and OEM services, including OEM for popular brands. The absence of 3D software design and SDK capability limits the scope of supported design tools but does not negate the stated customization services.