Triangle Ebike Battery 48V 30Ah — 1440Wh High Capacity Frame-Integrated Battery

1440Wh — The Long-Range Triangle Format

At 30Ah and 48V nominal, this battery stores 1440Wh of usable energy — the highest capacity available in the 48V triangle format, and a substantial 50% step up from the 20Ah triangle pack. For a 48V motor system consuming 15–20Wh per kilometre under mixed conditions, 1440Wh delivers an estimated range of 72–96km per charge from a mid drive system in the 250W–350W range. Higher-output motor systems in the 750W–2000W range draw more energy per kilometre but still deliver full-day range figures that make this battery the natural choice for extended commuting, multi-day touring stages, cargo and delivery applications, and any 48V build where eliminating range as a constraint is the design priority.

20Ah vs 30Ah Triangle

For direct comparison within the triangle format, the Triangle Ebike Battery 48V 20Ah delivers 960Wh — this battery adds 480Wh of additional capacity with the premium LG cell specification and a higher 45A discharge rating.

Grade A 21700 LG5000mAh Cells — Premium Cell Specification

The cell chemistry inside this triangle battery is the foundation of its performance and longevity. Built on Grade A 21700 LG5000mAh lithium-ion cells, this battery uses one of the highest-energy-density commercial lithium-ion cell formats available. LG cell chemistry is among the most respected in the industry for capacity consistency, cycle performance and thermal stability — and the 5000mAh per-cell capacity at 21700 format is the premium cell specification that enables 1440Wh in a manageable triangle physical footprint.

Grade A selection means every cell in the pack is manufactured to the tightest internal resistance tolerances, ensuring balanced charge distribution across the entire series string and uniform ageing across all cells over the pack’s full service life. The cycle life specification reflects this premium cell quality: 800–1000+ cycles before capacity degrades to 80% of the original 1440Wh rating. At one full charge per day, that represents over two years at the conservative end and close to three years at the upper end of the range — a triangle battery built for long-term ownership rather than short-term performance.

45A Discharge Current — Built for 2000W Motor Systems

The 45A discharge current specification is what sets this battery apart from standard 40A-rated 48V packs and makes it the correct energy source for high-output motor systems up to 2000W. At 48V nominal, 45A continuous discharge delivers up to 2160W of sustained power draw — comfortably above the 2000W maximum motor rating this battery supports, providing meaningful headroom against BMS protection thresholds under prolonged hard riding conditions. The 5A additional discharge capacity compared to standard 40A BMS packs is what enables sustained 2000W operation without thermal stress or current limiting becoming the constraint in the system.

The XT60 connector is rated for the 45A continuous current demand of this battery, delivering reliable, low-resistance current flow across hundreds of plug/unplug cycles without contact degradation. XT60 is also the most widely supported connector format in the DIY conversion market — direct compatibility with the majority of motor controllers available without adapter requirements.

Charging Voltage and Time — 54.6V, 7 Hours

This battery charges to a full charge cut-off voltage of 54.6V in approximately 7 hours from empty at standard charge rates. The 30Ah capacity is substantial, and the 7-hour charge time reflects gentle thermal conditions during each charging session that contribute directly to the 800–1000+ cycle longevity specification. The BMS terminates charging automatically at the 54.6V cut-off regardless of charger output, eliminating overcharge risk with any compatible charger.

BMS — Four-Layer Active Protection

Active cell balancing during charging ensures every cell in the series string reaches the same state of charge — the critical mechanism that maintains capacity consistency across 800–1000+ cycles and prevents the early-ageing cell divergence that degrades capacity in lower-quality packs. The BMS operates continuously and transparently throughout the pack’s service life, requiring no user maintenance.

Frame Integration — The Aesthetic and Handling Advantage

The triangle battery format places the pack’s 1440Wh of stored energy inside the main frame triangle — bounded by the down tube, seat tube and top tube. This positioning delivers two practical advantages over downtube and rear-rack battery mounting. First, weight distribution: mass is centred between both wheels and as low as the frame geometry permits, preserving the natural handling balance of the bicycle even with a substantial battery installed. Second, build aesthetics: the triangle pack fills the empty space inside the frame triangle that most bicycles already have, making the converted bicycle look factory-built rather than aftermarket-assembled.

The durable, heat-resistant outer casing protects the LG cell assembly and BMS electronics from vibration, mechanical impact and weather exposure during normal riding use. Integrated mounting straps and brackets secure the battery firmly inside the frame triangle without requiring drilling, welding or permanent frame modification.

Compatible Motor Systems and Builds

This battery is compatible with most 48V and 52V eBikes and DIY conversion setups, supporting motor systems up to 2000W. This covers high-output hub motor builds, BAFANG BBSHD 1000W mid drive systems, and high-performance custom builds where sustained 2000W output capability is required.

For the full range of compatible conversion kits, visit the Conversion Kit category page. For the complete battery range across triangle, downtube, and all voltage/capacity options, visit the Batteries category page.

Warranty and Returns

Every Triangle Ebike Battery 48V 30Ah purchased from All4eBikes is covered by a 12-month warranty against manufacturing defects, alongside a 30-day return window for complete purchase confidence.