What payment terms do you accept?

We accept T/T, PayPal, Western Union, D/P, and L/C.

How are batteries shipped?

We use experienced shipping partners to deliver to all countries. Although batteries are dangerous goods, we ensure safe delivery.

Do you provide documents for battery shipments?

Yes, we provide MSDS, UN38.3 for single cells, and other special files needed for shipments to specific regions.

Bluetooth Control

Name: Deep Cycle Lithium Battery Management System Li-ion /LiFePO4 Battery 12V 30ah with APP/Bluetooth Control
Brand: SHENZHEN SMARTEC TECHNOLOGY CO., LTD.
SKU: 1903543765

Guangdong, ChinaSHENZHEN SMARTEC TECHNOLOGY CO., LTD.

US$112.00-150.00

1 Piece

Sample price:US$158.00/piece.Request sample

Product profile

Customization

Available

Type

Lithium-Ion Battery Pack

Connection Mode

Series and Parallel

Model NO.

SMT-LFP12V30A

Rechargeable

Chargeable

Discharge Rate

Selectable

Size

Small

Rated Capacity

>1000MAH

Standard Voltage

>12V

Max.Cont. Discharge Current

20A

Solution 1 (Communication)

PCM-L04s20-E22, L78*W52*T5mm

Solution 2 (Normal )

PCM-L04s20-E14, L78*W52*T5mm

Solution 3 (Communication)

PCM-L04s20-E14(a-1) with 2ND Level Protections

Communications Type

Canbus/I2c Bus/RS232/RS485/Bluetooth

Charge&Discharge

Share a Same Port

Connect with Bluetooth

to Read Battery Data on APP

Connect with PC

to Read Battery Data

Delivery Time

15-20 Working Days

Transport Package

Carton

Specification

4S 12V33AH LFP batteries

Trademark

SmarTEC

Origin

Shenzhen

HS Code

8506500000

Production Capacity

8000pieces/Month

Key features

Bluetooth APP Control: Connect via Bluetooth to read battery data and monitor status using a dedicated mobile application.

Multi-Communication Options: Supports Canbus, I2C, RS232, RS485, and Bluetooth for flexible system integration and data monitoring.

Comprehensive Protection: Features overcharge, over-discharge, over-current detection, and low resistance protection circuitry.

OEM/ODM Customization: Professional R&D team supports full customization including size, voltage, capacity, and logo printing.

Fast Delivery: Standard delivery time is 15-20 working days, with peak season lead time within 15 workdays.

Quality Assurance: 100% inspection for finished products including visual and function tests by 10 QA/QC inspectors.

Export Documentation: Provides MSDS, UN38.3, and other special files required for safe battery shipments globally.

Company profile

High Repeat Buyers ChoiceODM ServicesR&D CapabilitiesStandardized quality control

SHENZHEN SMARTEC TECHNOLOGY CO., LTD.

Guangdong, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 15 years CertifiedNearest Port: Shenzhen PortAverage Response Time: ≤1.24h

AI-Powered supplier vetting

SummaryThe supplier demonstrates documented quality-management and service procedures, including corrective and preventive actions, complaint handling, supplier approval updates, and service-capability assessment records. It offers 3D design, ODM, OEM, and broad customization services, supported by four R&D engineers, 11 quality-control test equipment units, and documented design-development records. Production evidence includes four production lines, inventory capability, valid manufacturing contracts, and an off-season lead time within 15 workdays. The supplier exports broadly and has participated in an offline trade show. However, it lacks overseas warehouses, showrooms, agents, and branches, has no SDK, and provides no specific certification or customer-case details. Financial records are identified for recent years, but financial figures and performance results are not available for assessment.

Supplier typeThe supplier is evidenced as a manufacturer offering OEM and ODM services, with its own listed facilities including SMT processing, automatic welding, cell sorting, battery-pack testing, and related production operations. Valid manufacturing contracts and in-stock capability are also stated, although the slices do not explicitly distinguish ownership of every listed facility.

After-Sales capabilityThe supplier has documented complaint-handling and corrective/preventive-action procedures, and its technology engineers provide technical support for after-sales service. It also has inventory capability, but no overseas agents, branches, warehouses, or showrooms, which limits evidence of local overseas support.

R&D capabilityThe supplier reports new-product activity during the past year, four R&D engineers, documented design input/output, review, verification, and validation records, plus ODM capability. The absence of an available SDK is a limitation for SDK-dependent integration, but it does not negate the demonstrated product-development capability.

Production capacityProduction evidence includes four production lines, multiple specialized facilities, 11 quality-control test equipment units, inventory capability, valid contracts with associated subcontractors, and an off-season lead time within 15 workdays. Peak-season lead time is stated as one month or within 15 workdays, so the exact peak capacity is not fully clear.

Customization capabilityThe supplier explicitly supports customization from samples and designs, full, minor, and flexible customization, and provides 3D software design services. This combination directly supports a broad customization offering.

Product Q&A

Q:Is OEM/ODM service available?

Yes, OEM/ODM battery packs are warmly welcome. We have a professional R&D team to provide technical support.

Q:What information is needed for a customized battery pack?

We need: 1. Size, 2. Voltage, 3. Capacity, 4. Max continuous discharge/working current, 5. Cable and connector types, 6. Whether communication or Bluetooth APP is needed.

Q:Can you print my logo on the battery cover?

Yes, custom logo is available on the battery cover.

Q:Are sample orders acceptable?

Yes, sample orders for quality testing are acceptable.

Q:How should I place an order?

We will issue a formal invoice, and once payment is received, your order will be processed immediately.