Hailong vs Silver Fish Battery Case: Which Is Right for Your E-Bike Frame?
Choosing the wrong battery housing is one of the most costly mistakes in e-bike manufacturing. This guide breaks down the structural differences, mounting logic, cell compatibility, and ideal use cases for both Hailong and Silver Fish designs — so you can specify the right case on the first order.
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18650 vs 21700 Battery Cells: What Every E-Bike Brand Needs to Know
21700 cells offer up to 35% more capacity per cell — but do they fit your existing housing? We explain cell geometry, pack density, and which housing models support both formats.
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How to Source OEM E-Bike Battery Cases: A Step-by-Step Buyer's Guide
From frame measurement to mass production — this guide walks through the complete OEM sourcing journey: RFQ, CAD verification, sample approval, and quality control checkpoints.
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Rear Rack Battery Cases for Cargo E-Bikes: Capacity, Weight & Mounting Explained
Cargo e-bikes demand battery solutions that balance high capacity with low center of gravity. This guide covers 104-cell array design, controller integration, and rack bolt patterns.
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Aluminum vs ABS+PC Battery Cases: Material Selection for OEM Manufacturers
Material choice affects weight, cost, IP rating, and tooling lead time. We compare 1.2mm aluminum alloy against ABS+PC blends across 8 critical performance dimensions.
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Integrated Downtube Battery Housing: CAD Clearance & Frame Geometry Guide
Integrated cases demand precise frame matching. Learn how we use 3D simulation to pre-check internal clearances, avoid bottom bracket conflicts, and spec the correct cell array for your geometry.
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IP Ratings for E-Bike Battery Cases: IP55 vs IP67 — What Buyers Must Verify
IP ratings are frequently overstated in the market. This article explains the test standards, real-world performance differences, and what to look for in a manufacturer's certification documentation.
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