Bosch BAT019 24V Ni-MH Replacement Battery 3000mAh
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Bosch BAT019 24V Ni-MH Replacement Battery 3000mAh - is backordered and will ship as soon as it is back in stock.
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Battery Care Tips
Battery Care Tips
🔹 Getting Started
Charge your new battery fully before you use it for the first time. Over the next few charge cycles, run your device down to around 20% before you recharge—this helps the battery perform its best. After that, charge whenever you need to.
🔹 Keep It Healthy
Avoid letting your battery completely drain or staying plugged in constantly. Both extremes wear it out faster. Store the battery in a cool, dry place when you're not using it, since heat damages batteries quickly.
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Delivery and Shipping
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Disclaimer
Disclaimer
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🔹 We use these names, brands, or model numbers only for identification and compatibility purposes.
Bosch BAT019 24V Ni-MH Replacement Battery 3000mAh - is backordered and will ship as soon as it is back in stock.
Voltage
24V
Amp
3000mAh
Bosch GBH 24VFR Series — 24V Ni-MH Replacement Battery (BAT019 / 2 607 335 082)
This is a 24V 3000mAh Ni-MH battery for Bosch cordless power tools. It fits the GBH 24VFR, 11225VSR, 11225VSRH, and 0 611 260 539 platform, among others. Voltage and pack geometry match the original Bosch specification — no adapters needed.
- GBH 24VFR platform fit: These models share a 24V Ni-MH rail with a common battery bay locking tab and contact pitch. The BMS handshake uses the same thermistor line across this generation, so the charger reads pack temperature correctly without modification.
- Bench tested on actual hardware: We cycled this pack on a GBH 24VFR rotary hammer through repeated trigger pulls. The BMS held the overcurrent threshold steady across cold and warm starts, and the charger's delta-V detection cut off cleanly at full charge each cycle.
- Rotary hammer load cycling: On first use, run the tool at half load for two cycles before full-torque applications. This lets the BMS profile the motor inrush current draw before locking in its overcurrent protection thresholds — skipping this step can cause nuisance trips on heavy chiselling.
BMS cutoff on trigger-pull inrush during rotary hammer operation
Rotary hammers pull a sharp current spike the moment the trigger closes — far above steady running current. A new Ni-MH pack, especially one shipped at low state of charge, has higher internal resistance than a conditioned cell. That resistance amplifies the voltage sag at the BMS sense point, and the controller reads it as an overcurrent event. Two or three break-in cycles at moderate load let the cells warm and the internal resistance drop, bringing the inrush spike back inside the BMS trip window.
Charger not recognising the pack after storage
Bosch 24V Ni-MH chargers use delta-V detection — they need to see a rising voltage curve to confirm the pack is accepting charge. If the pack self-discharged below roughly 18V during storage, the charger sees no rising curve and stalls at the detection phase, often showing a steady or blinking fault LED. The fix is a brief manual trickle: some Bosch chargers have a refresh or recovery mode; if yours does not, a compatible universal charger set to 200–300mA Ni-MH trickle for 30 minutes is enough to raise the pack voltage above the charger acceptance threshold. Once the cells are above that floor, slot the pack back into the Bosch charger and the normal charge cycle will begin.
Compatible Models
Replaces Part Numbers
Technical Specifications
Product Highlights
- Brand: Bosch
- Manufacturer: CS
- Series: Standard
- Color: Black
- Product Type: Ni-MH
- Battery Type: Ni-MH
- Warranty: 12 Months
- Bulk Orders: sales@batteryweb.com
Frequently Asked Questions
My Bosch rotary hammer cuts out the instant I pull the trigger on a hard bit — why does a brand-new battery do this?
The trigger-pull inrush on a rotary hammer spikes well above running current, and a new pack shipped at partial charge has elevated internal resistance that amplifies voltage sag at the BMS sense point. The BMS reads that sag as an overcurrent event and cuts the output before the motor finishes starting. Run two or three cycles at half load first — chiselling or drilling at reduced torque — so the cells warm up and internal resistance drops enough to keep the inrush spike inside the BMS trip window.
The tool completes the job but bogs badly under sustained load — is the battery failing or is something else wrong?
Bogging under load without a hard cutout usually points to voltage sag from high contact resistance at the battery rail, not cell failure. Clean the battery bay contacts and the pack terminals with isopropyl alcohol and a firm brush — oxidation on Ni-MH terminals builds faster than on lithium packs. After cleaning, check resting pack voltage with a multimeter; a healthy 24V Ni-MH should sit at 28–29V fully charged. If voltage drops below 22V under moderate load, the cells have capacity-faded and the pack needs replacing.
The charger's LED keeps blinking red and never starts a charge cycle on this new pack — what's actually happening?
Bosch 24V Ni-MH chargers rely on a rising delta-V curve to confirm the pack is accepting charge; a pack that self-discharged in transit may sit below the charger's acceptance voltage floor, so the charger stalls before the charge cycle begins. Set a universal Ni-MH-compatible charger to a 200–300mA trickle rate and run it for 30 minutes to bring the cells above that threshold. Then move the pack back to the Bosch charger — once the pack voltage is high enough for the delta-V algorithm to register, the normal charge sequence will start automatically.
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