AA Ni-MH 可充電電池組 2400mAh 2.4V，帶客製連接器

Q: What is cycle‑life of this 2.4V AA 2400mAh Ni‑MH pack?

≥400 cycles tested following IEC61951‑2:2017 standard under 0.2C charge‑discharge test conditions for assembled battery pack.

Q: What is total internal resistance for 2.4V AA2400mAh battery pack?

≤90mΩ for whole assembled pack, measured at 1KHz AC under fully‑charged status.

Q: Can you customize wires, connectors and heat‑shrink housing for this 2.4V AA pack?

Yes. We support custom lead wires, JST/SM/KET connectors, heat‑shrink tube wrapping and polarity adjustment for OEM projects.

Q: What certificates can you provide for export of 2.4V Ni‑MH battery packs?

PPWR, CE, RoHS, REACH, MSDS and UN38.3 shipping documents can be supplied for global export orders.

Q: Are samples available for 2.4V AA 2400mAh Ni‑MH battery pack?

Samples can be arranged for performance validation, buyer shall cover the freight cost.

WEIJIANG original AA Ni-MH rechargeable battery pack, rated capacity 2400mAh, nominal voltage 2.4V. Equipped with customizable wire leads and standard connectors, ready for direct installation in various electronic devices and equipment.

Featuring high energy density, low internal resistance and stable discharge platform, it delivers reliable long-lasting power output. Widely used in household electronics, backup power modules, industrial measuring instruments, lighting devices and smart home systems.

All battery packs undergo strict capacity matching and quality inspection before delivery. We support full OEM customization including voltage configuration, capacity grading, connector type and wire length, with complete international safety certifications.

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Description

Full 技術規格 (WJ‑PACK‑2S‑AA2400)

參數項目	規格
型號	WJ‑PACK‑2S‑AA2400
額定電壓	2.4V (2pcs 1.2V AA Ni‑MH cells in series)
額定容量	2400mAh (Minimum 2350mAh)
Nominal Energy	5.76Wh
Cell Configuration	2S‑1P (Two standard AA Ni‑MH 2400mAh cells series‑welded)
Single Cell 尺寸（直徑×高）	Φ14.5mm × 50.5mm
Pack Approx Weight	Approx 60g (without connector)
Whole‑Pack Internal Resistance (1kHz, full charged)	≤90 mΩ
IEC 循環壽命	≥400 cycles (IEC61951‑2:2017)
最大連續放電電流	2400mA (1C)
標準充電	240mA (0.1C), 16 hours
快充	720mA‑1200mA with ‑ΔV / temperature cut‑off control
放電溫度範圍	-10℃ ~ +55℃
短期存放溫度（<30 天）	-20℃ ~ +55℃
Pack 截止放電電壓	2.0V (1.0V per single cell)
28 天自放電保持率	≥60% 容量 @20℃ ambient
Certifications & Shipping Documents	PPWR, CE, RoHS, REACH, MSDS, UN38.3 available

核心性能優勢

≥400 IEC standard cycles: Assembled from grade‑A WJ‑H‑AA2400J cells, pass IEC61951‑2‑2017 cycle test for standby industrial equipment.
2S series 2.4V finished battery pack: Factory spot‑welded two AA‑2400mAh cells, consistent voltage output for 2.4V rated devices.
Matched cell grouping: Strict capacity & internal‑resistance sorting before assembly, reduce voltage drift during long‑time discharge.
Wide working temperature: Discharge from ‑10℃ up to +55℃, fit indoor equipment and mild outdoor standby power supply.
完整安全測試： Over‑charge, over‑discharge, short‑circuit, vibration and drop reliability inspection for finished pack.
Rich OEM options: Custom flying leads, JST/SM/KET connectors, heat‑shrink sleeve wrapping, polarity adjustment for device replacement projects.

性能特性曲線

1.0C 倍率充電曲線

0.1C‑1.0C 多倍率充電曲線

0.2C／0.5C／1C 放電曲線

存放與自放電保持曲線

OEM 客製電池組服務

We provide OEM & ODM finished‑pack assembly service for WJ‑PACK‑2S‑AA2400 2.4V Ni‑MH battery. We support cell sorting, spot‑weld connection, different gauge flying leads, various standard connectors (JST‑PH, SM, KET), heat‑shrink tube insulation, custom polarity and label printing. Suitable for replacement battery and new product development projects.

2.4V AA Ni‑MH battery pack assembly and QC workflow

典型應用場景

This 2.4V AA 2400mAh series Ni‑MH battery pack is widely used for replacement power, household safety devices, portable instruments and small industrial standby power units.

Cordless telephone handsets Smoke & gas alarm backup power Portable test measuring instruments Small medical handheld devices Household emergency indicator lamps Mini industrial standby power modules

常見問題

Q1: What is cycle‑life of this 2.4V AA 2400mAh Ni‑MH pack?

A: ≥400 cycles tested following IEC61951‑2:2017 standard under 0.2C charge‑discharge test conditions for assembled battery pack.

Q2: What is total internal resistance for 2.4V AA2400mAh battery pack?

A: ≤90mΩ for whole assembled pack, measured at 1KHz AC under fully‑charged status.

Q3: Can you customize wires, connectors and heat‑shrink housing for this 2.4V AA pack?

A: Yes. We support custom lead wires, JST/SM/KET connectors, heat‑shrink tube wrapping and polarity adjustment for OEM projects.

Q4: What certificates can you provide for export of 2.4V Ni‑MH battery packs?

A: PPWR, CE, RoHS, REACH, MSDS and UN38.3 shipping documents can be supplied for global export orders.

Q5: Are samples available for 2.4V AA 2400mAh Ni‑MH battery pack?

A: Samples can be arranged for performance validation, buyer shall cover the freight cost.

製造商與認證支援

濰江電力 manufactures this 2.4V AA Ni‑MH assembled battery pack with grade‑A original AA2400mAh Ni‑MH cells. In‑house sorting, welding and reliability testing lab support mass‑production and small‑batch OEM customization. Full set export‑ready certification & shipping documents for worldwide customers.

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