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High Power Polymer Li-Ion Box Battery: 25.9V 4Ah (181.3 Wh) with Fuel gauge in Plastic Enclosure 40 A Drain Rate
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In Stock
Part Number: HPL-BX25.9V4AhWR-FG
Product ID # 4125
Lead Time
For safety consideration, please allow 1 week to build and fully test this battery pack before ship out.
Quantity Discounts
| Quantity | Amount |
| 5 to 20 | $247.24 |
| 21 to 50 | $242.15 |
| 51 to 100 | $237.05 |
| 101 to 500 | $229.40 |
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| Packing
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| Voltage
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25.9 v (working) 29.4 V ( peak) 17.5V ( cut-off)
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| Capacity
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4000 mAh (103 wh), Energy Density: 136Wh/Kg
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| Prewired
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- One PCM with balance function is installed in the battery pack to balance charging and protect battery module from
- Over-charge beyond 29.4V
- Over-discharge below 19.6V
- over-drained beyond 40A
- Must wait min of 30 minutes after battery is fully charged to allow the pcm to perform balance function on all the cells within the pack.
- Charge/ Discharge terminal: Copper Barrel Lug terminal attached via Binding Post
- Barrel Lug terminal size (LxWxH): 0.6" (14mm) x 0.3" (8.0mm) x 0.04" (1.0mm)
- Binding Post size (DxL): 0.8" (19mm) x 1.2" (30 mm)
- Red Binding Post = Positive
- Black Binding Post = Negative
- Must use proper AWG wire gauge to match the max discharge current (40A), Please click here for American Wire Gauge table and AWG Electrical Current Load Limits table. You may consider to DIY with our wire below.
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| Max. Discharging Rate
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40 Amp limited by PCM
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| Dimensions (LxWxH)
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158mm (6.2") x 120mm (4.7") x 60mm (2.0")
- W included Binding Post's length
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| Weight
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3.12 lbs (1502.52 g)
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| Smart Tips
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- Need fast smart 3.0A charger (1.9 hrs charge time)? Please click here to order.
- Must plug the charger to the battery pack with correct polarity.
- Warning: Wrong polarity will damage the charger, and Batteryspace are not responsible for the damage or losses caused by misusing
- If you connect two of these modules in parallel, you can build a 25.9V 20 Ah Battery pack with a 80 Amp discharge rate with suitable wiring.
- Need a connector ? please find one here
- Optional for Fire Retardant Bag: 295mmx230mmx75mm.Please click here to order.
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| Applications
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- Autonomous submarine to drive a 24V DC motor
- Replace 24V NiMH battery pack for e-bike
- Wheel Chair
- Please click here to see the Comparison Poly-Li pack vs NiMH / SLA to know more the advantages
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| Warning
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- Please note this battery is for R&D use only and NOT for individual customers. We are not responsible for any damages or losses caused by using batterypacks.
- Please never discharge the battery pack beyond its Max. rating
- Must readbefore place an order. Please download fill the form . We reserve the right to not sell the battery to any one if we feel they cannot handle Li-Ion battery safely
- For safety warning please see the link here
- Please allow us to deliver the battery pack in 2-3 weeks after receipt payment because it need to be tested before shipping
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| Warranty
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- Limited Warranty: Repair or exchange only within 30 days.
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Product Reviews
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