Factory Direct 12V 50Ah LiFePO4 Battery (Bluetooth BMS) – BPE-LF1250 Wholesale & OEM
Source smart lithium power directly from the manufacturer. The Balder Power BPE-LF1250 is a 12V 50Ah deep cycle battery featuring integrated Bluetooth monitoring and ultra-lightweight (5.5kg) construction. Available at competitive factory wholesale prices for bulk buyers, distributors, and OEM system integrators.
Product Description
Boost your product lineup with the Balder Power 12V 50Ah Smart LiFePO4 Battery (Model: BPE-LF1250). Designed for the B2B market, this battery combines premium energy density (640Wh) with smart technology, offering a high-margin solution for marine, mobility, and solar applications.
Unlike standard commodity batteries, this model features a built-in Bluetooth BMS, allowing end-users to monitor voltage and capacity via a mobile App. This value-added feature significantly enhances market competitiveness. By purchasing directly from our factory, you eliminate middleman markups. We provide stable supply chains, rigorous quality control (CE/RoHS/UN38.3 certified), and full OEM customization support to help build your brand.
Technical Parameters
| Attribute | Specification | Attribute | Specification |
|---|---|---|---|
| Model Number | BPE-LF1250 (Wholesale) | Pricing Tier | Factory Direct / Tiered Bulk |
| Nominal Capacity | 50Ah (640Wh) | Battery Type | LiFePO4 (Grade A Cells) |
| Smart Function | Built-in Bluetooth BMS | Cycle Life | > 4000 Cycles @ 80% DOD |
| Dimensions | 197 * 165 * 169 mm | Weight | 5.5 KG |
| Continuous Current | 50A | Protection Class | IP54 |
| OEM/ODM | Label, Color, Packaging | Certificates | CE, RoHS, UN38.3, MSDS |
Features & Advantages
🏭 Factory Direct Pricing Maximize your profit margins. We offer transparent wholesale pricing tailored for distributors and bulk orders. No retail markups, just direct access to high-quality manufacturing.
📱 Smart Bluetooth Value-Add Differentiate your inventory. The integrated Bluetooth monitoring system connects to iOS/Android Apps, providing a premium user experience that justifies a higher retail price point compared to “dumb” batteries.
🛡️ Robust & Lightweight (5.5kg) Engineered for performance. Weighing only 5.5kg, it is 50% lighter than lead-acid equivalents. The IP54 rated ABS case ensures durability in demanding environments, reducing warranty claims.
🔧 OEM/ODM Customization Make it yours. We support custom label printing, casing color changes, and BMS parameter adjustments. Whether you need a specific brand identity or a unique technical configuration, our engineering team is ready to assist.
⚡ Proven Performance (640Wh) Reliability is key for repeat business. The battery delivers a true 50Ah capacity (640Wh) with a continuous discharge current of 50A, ensuring it meets the rigorous demands of your customers’ trolling motors and industrial equipment.
Manufacturing & QC Process
Precision Engineering: Our Energy Storage Battery Manufacturing Process
Quality is not just inspected; it is manufactured at every step. At Balder Power, we implement a rigorous LifePO4 production protocols that goes beyond industry standards. From automotive-grade cell sorting to 100% full-cycle aging tests, our transparent manufacturing process ensures every Energy Storage System (ESS) delivers maximum safety and longevity for your projects.
Custom Engineering & ODM Design
Our Wuhan engineering team translates your voltage and capacity requirements into precise CAD blueprints. We simulate structure and thermal management to ensure the battery pack fits your application perfectly before production begins.
Premium A-Grade Cell Sourcing
Quality starts at the core. We strictly select brand-new, A-grade LiFePO4 or NCM cells from Tier-1 manufacturers (like CATL, EVE, Ganfeng). We match cells specifically for your project's energy density and cycle life needs.
Precision Capacity & IR Sorting
To guarantee pack longevity, consistency is key. We utilize automated sorting machines to group cells with identical Internal Resistance (IR) and Voltage. This strictly eliminates the "barrel effect," ensuring the entire pack performs at peak efficiency.
Automated Matrix Spot Welding
Our robotic welding arms execute high-precision spot welding using pure copper strips. This process ensures low-impedance connections and structural rigidity, preventing vibration damage during transportation or mobile usage.
Smart BMS Integration & Wiring
The "Brain" of the battery is installed. We integrate advanced Battery Management Systems (BMS) with communication protocols (CAN/RS485). Technicians organize signal wires neatly to prevent short circuits and ensure accurate thermal monitoring.
Structural Assembly & Insulation
Before closing the case, we apply industrial-grade insulation and shock-absorbing materials. The semi-finished packs are inspected for layout integrity to meet IP protection ratings for dust and moisture resistance.
100% Aging Cycle Test & OQC
Zero tolerance for early failures. Every finished battery undergoes a rigorous aging test (Charge/Discharge cycles) to simulate real-world stress. Final OQC includes voltage checks, BMS communication tests, and visual inspection.
UN38.3 Compliant Safety Packaging
Safety extends to delivery. We use customized wooden crates and high-density foam that meet UN38.3 dangerous goods transport standards, ensuring your goods arrive safely via sea or air freight.
Packing & Delivery
Secure & Compliant Packaging
To ensure safe transit for Class 9 Dangerous Goods, every battery is protected with high-quality Pearl Wool (EPE Foam) and encased in UN-certified cartons. For bulk shipments, we utilize sturdy Plywood or Plastic Pallets wrapped in shrink film, fully compliant with international shipping regulations.
Global Shipping Options (Incoterms)
We support flexible shipping terms to suit your business needs, including FOB, CIF, and DDP (Door-to-Door including tax).
- By Sea: The most economical choice for bulk orders.
- By Air / Express: Fast delivery for samples (DHL/UPS/FedEx).
- By Railway: Reliable CR Express service for European and Central Asian markets.
Production Lead Time
Our lead time varies based on product customization:
| Product Type | Samples | Bulk Order |
|---|---|---|
| Standard Models | 15 - 20 Days | 25 - 30 Days |
| Customized Models | 30 - 40 Days | 30 - 40 Days |
FAQ
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Do you offer volume discounts for dealers and distributors? Yes, we are the manufacturer. We offer tiered pricing structures based on order quantity. Please contact our sales team with your estimated monthly or yearly volume for a custom quotation.
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Can I customize the label or battery case color (OEM)? Absolutely. We provide full OEM/ODM services. We can print your brand logo on the label, design custom packaging, and even modify the ABS case color to match your brand identity (Minimum Order Quantities apply).
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What is the lead time for bulk orders? For sample orders or small stock batches, we ship immediately. For large wholesale or custom OEM production runs, the typical lead time is 15-25 days depending on the quantity and customization requirements.
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How does the Bluetooth feature help my customers? The Bluetooth BMS adds significant retail value. It allows your customers to view the precise 78% charge status or 13.2V voltage via phone, reducing “range anxiety” and support calls regarding battery status.
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Is this battery a standard size for replacement? The dimensions are 197mm(L) x 165mm(W) x 169mm(H). Distributors should note this is slightly wider than a standard Group U1 (130mm wide), so please advise your customers to measure their battery box, especially for mobility scooters.
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What certifications do you provide for shipping? We provide all necessary documentation for safe transport and import, including UN38.3 test reports, MSDS, CE, and RoHS certificates, ensuring smooth customs clearance for your bulk shipments.
