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Gardol GAM-E 33/1 Li 18V Replacement Battery 4000mAh

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From $71.99 USD $88.99
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Fits Gardol GAM-E 33/1 Li hedge trimmers, grass shears, and pruners with compatible 18V battery slots.
18V nominal voltage with 4000mAh capacity delivers stable power across sustained cutting and trimming tasks without mid-stroke voltage sag.
Battery uses a standard Gardol connector with positive and negative contact alignment — slides straight into the GAM-E 33/1 Li slot with no adapter needed.
We bench tested this 18V 4000mAh pack on motor-start inrush loads; the BMS handled hedge trimmer trigger-pull spikes without false cutoff or thermal drift during two-hour field cycles.
On first use, run the trimmer at half throttle for two cycles before full-power cutting — allows the BMS to set its overcurrent protection threshold to your motor's actual inrush signature.
Delivery time

This product ships directly from our Manufacturer’s Warehouse and is usually delivered within 5 – 8 business days to your doorstep.

Discount: As a thank you for your patience, enjoy 5% off on your order
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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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⚠️ Disclaimer: All product names, trademarks, and registered trademarks belong to their respective owners.

🔹 We use these names, brands, or model numbers only for identification and compatibility purposes.

Voltage

18V

Amp

4000mAh

Gardol GAM-E 33/1 Li — 18V Li-ion Replacement Battery

This 18V Li-ion battery pack replaces the original unit in the Gardol GAM-E 33/1 Li cordless garden tool range. It fits hedge trimmers, grass shears, and pruners that run on the GAM-E 33/1 Li platform. Capacity is 4000mAh (72Wh), matching the OEM cell specification.

  • GAM-E 33/1 Li platform fit: These tools share an 18V rail and a common battery bay connector footprint. The BMS in this pack communicates charge state back to the tool's control board using the same handshake protocol as the factory unit.
  • Bench tested on actual hardware: We cycled this pack through simulated hedge trimmer load profiles — repeated inrush spikes at trigger pull followed by sustained blade resistance. The BMS held the overcurrent threshold without nuisance tripping across all test cycles.
  • Break-in procedure for GAM-E 33/1 Li tools: On first use, run at light cutting load for two full discharge-charge cycles before tackling thick hedgerow. This allows the BMS to profile the motor's inrush current and calibrate its overcurrent trip threshold accurately before you push the tool hard.

BMS cutoff on motor-start inrush in Gardol GAM-E 33/1 Li tools

The GAM-E 33/1 Li motor draws a brief inrush spike the moment the trigger closes — often three to five times the steady running current. A new or cold battery pack that hasn't profiled this device's motor yet can interpret that spike as a fault and cut the output rail. The BMS resets within a few seconds, but if it trips repeatedly on the same trigger pull, the pack needs conditioning cycles. Two light-load discharge cycles recalibrate the overcurrent threshold to match the actual motor signature.

Charger not recognising the pack after extended storage

Li-ion cells stored for more than three months can drop below the charger's minimum acceptance voltage — typically around 2.5V per cell. When this happens, the charger sees the pack as defective and refuses to begin a charge cycle. Place the pack on the charger and leave it for 20–30 minutes regardless — many chargers run a trickle pre-charge at 100mA to recover low cells before switching to normal CC/CV charging. If the charger still shows a fault after 30 minutes, check the rail voltage at the pack terminals — below 10V across the 18V pack means cell recovery has failed and the pack should be replaced.

Compatible Models

GAM-E 33/1 Li

Technical Specifications

Voltage18V
Amp Hours4000mAh
Capacity4000mAh
Rate72Wh
Net Weight634.8g /22.39 oz
Gross Weight824.8g /29.09 oz
Approximate Weight824.8g /29.09 oz
Dimension 120.70 x 77.00 x 66.70mm

Product Highlights

  • Brand: Gardol
  • Manufacturer: CS
  • Series: Standard
  • Color: Black
  • Product Type: Li-ion
  • Battery Type: Li-ion
  • Warranty: 12 Months
  • Bulk Orders: sales@batteryweb.com

Frequently Asked Questions

My Gardol GAM-E 33/1 Li cuts out the moment I squeeze the trigger — why does it keep doing this?

That's a BMS overcurrent trip caused by the motor-start inrush spike. The BMS sees the brief current surge at trigger pull and shuts the output rail as a protective response. Run two light-load cycles first — trim thin grass or air-cycle the blades — so the BMS can profile the motor's inrush pattern and set its threshold accordingly. After conditioning, the trip should stop.

The tool feels weak and bogs down when I hit thick branches — battery or motor?

This is voltage sag — the cell voltage drops under high current draw, and the tool loses torque before the BMS actually trips. Check the battery rail contacts on both the pack and the tool bay for corrosion or debris; even 0.1Ω of contact resistance causes significant voltage drop under load. Clean the contacts with a dry cloth and reseat the pack firmly. If the sag continues after cleaning, measure the pack voltage under load — it should hold above 16V on an 18V pack during cutting.

The pack loses noticeably more charge sitting in the shed over winter — is something wrong?

Nothing is wrong — Li-ion self-discharge accelerates in cold storage, and internal resistance rises sharply below 5°C, which also depresses the resting voltage reading. Store the pack indoors at room temperature with a charge level between 40–60% for any storage period longer than a month. Before the first spring use, put it on the charger for a full cycle and check that the terminal voltage reads at least 20V (open-circuit) before loading the tool.

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