Do you provide OEM and ODM services?

Yes, we can provide free OEM Service, and ODM Service is available for volume order too.

Do you test all goods before delivery?

Yes, all our products have more than 6~8 hours for againg, and strict test before dispatch

Is there an MOQ limit?

Low MOQ, 5 pieces for sample checking is available.

Can I have a sample order?

Yes, sample order is acceptable to test and check quality for the first cooperation

How to proceed with an order?

Initially, let us know your requirements or application. Besides, We quote according to your requirements or our suggestions. Thirdly, customers confirm the samples and places deposit for formal order. Finally, We arrange production.

Gel Maintenance Free Battery 12V 300ah

Name: Gel Maintenance Free Battery 12V 300ah
Brand: Shenzhen UPSEN Electronic Co., Ltd.
SKU: 686282342

Guangdong, ChinaShenzhen UPSEN Electronic Co., Ltd.

US$1.00-1,000.00

50 Pieces

Sample price:US$1000.00/piece.Request sample

Product profile

Customization

Available

Type

Gel Battery

Charger Type

Electric Power & Solar Power & Wind Power

Model NO.

GL Series

Charger Application

Standard Battery

Nominal Voltage

2V/6V/12V

Charger Style

Solar Charger

Compatible Battery Type

AAA/AA

Size

2V/4V/6V/12V DC Voltage

Certification

SASO, TUV, CE

Socket Type

For E.U.

Recyclable

Ampere

1500ah

Voltage

2VDC

Maintenance Type

Free Maintenance

Self Discharge

Less Than 3%

Transport Package

Carton/Pallet

Specification

CE & ISO Certificate

Trademark

UPSEN

Origin

China

HS Code

8507200000

Production Capacity

50, 000PCS/Month

Key features

Maintenance-Free Design: VRLA and AGM design ensures leak-proof, sealed construction with no memory effect.

Long Service Life: 3-year warranty with a service lifetime of up to 10-18 years under normal conditions.

Low Self-Discharge: Self-discharge rate is lower than 3% of rated capacity per month at normal temperatures.

Wide Operating Temperature: Operates reliably in ambient temperatures ranging from -40 to +65 degrees Celsius.

High Reliability: Good deep discharge cycle capability with excellent recovery from deep discharge.

Versatile Applications: Suitable for solar/wind systems, UPS, telecom, medical equipment, and electric vehicles.

Safety Certified: ABS case available with flame retardant V0 rating; holds CE, TUV, and SASO certifications.

Customization Options: Customizable Ampere (up to 1500Ah), Voltage (2VDC), and maintenance type upon request.

Company profile

High Repeat Buyers ChoiceYears of Export ExperienceSelf-brandedExhibition Experience

Shenzhen UPSEN Electronic Co., Ltd.

Guangdong, China

Business Type: Manufacturer/FactoryExport Year: 2009-04-08Nearest Port: ShenzhenAverage Response Time: ≤6.28hTerms of Payment: LC, T/T, PayPal, etc.International Commercial Terms(Incoterms): CFR, CIF, CIP, EXW

AI-Powered supplier vetting

SummaryThe supplier is identified as a trading company with a stated factory location, nine production lines, reported UPS and inverter output, and 21–30 quality-control staff. It has ISO9001:2015 certification and CE/RoHS product certification capability. Service processes, complaint handling, corrective actions, quality assurance, and material traceability are documented as established. The supplier supports several customization models and reported new products during the past year, but does not offer ODM services, provide SDKs, or provide OEM services for popular brands. Overseas infrastructure is limited: it reports no overseas warehouse, showroom, agent, or branch, and lists zero countries for overseas services. Financial records are referenced for 2022–2024, but the supplied information does not provide enough detail to assess financial strength. No customer cases are explicitly provided.

CertificationsThe supplier reports an ISO9001:2015 certificate and capability for CE and RoHS product certification. These are explicit certification-related credentials, although the slices do not separately confirm the validity scope or issuing details of each certification.

After-Sales capabilityThe supplier reports written and followed procedures for service capability, corrective and preventive actions, and customer complaints, together with quality assurance and material traceability. However, it reports zero countries for overseas services and no overseas warehouse, showroom, agent, or branch, indicating limited documented overseas service infrastructure.

R&D capabilityThe supplier reports new products during the past year and 21–30 years of total R&D-engineer experience, supporting some R&D activity. It has no available SDK, and the slices do not provide a quantified R&D team size, patent record, or development performance data.

Production capacityThe supplier reports nine production lines, annual output of 600,000 UPS pieces and 1,000,000 inverter pieces, and 21–30 quality-control staff. It also reports quality assurance and raw-material traceability, providing explicit evidence of production and quality-control capacity.

Customization capabilityThe supplier explicitly supports customization from samples, designs, full customization, minor customization, and flexible customization. It does not provide ODM services, but the listed customization options demonstrate broad stated customization capability.

Product Q&A

Q:What is the warranty period?

We provide a 3-year warranty, and the service lifetime can reach up to 10-18 years.

Q:What is the packing method?

Generally, we pack our goods in neutral white boxes and brown cartons. If you have legally registered patent, We can pack the goods in your branded boxes after getting your authorization letters.

Q:What are the terms of payment?

T/T 30% as deposit, and 70% before delivery. We'll show you the photos of the products and packages before you pay the balance.

Q:What are the terms of delivery?

EXW, FOB, CFR, CIF, DDU.

Q:How long is the delivery time?

Generally, it will take 7-20 days after receiving your advance payment. The specific delivery time depends on the items and the quantity of your order.