⚡ GTK Adjustable Charger 16S (60V) to 22S (92.4V) – 50A

The GTK 16S to 22S – 50A adjustable charger is a professional, high-performance and ultra-efficient solution for fast charging of lithium-ion and LiFePO4 batteries. Thanks to its 99.9% efficient conversion technology, it can be used both as a high-current charger and as an adjustable laboratory power supply for workshops, engineers and technicians.

Designed for the needs of electric mobility , the industrial sector or energy storage , this GTK charger offers total control of the output voltage and current, guaranteeing unmatched precision and reliability.

MINIMUM CHARGING VOLTAGE: 48V

MAXIMUM CHARGING VOLTAGE: 92.4V

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🔧 Technical specifications

• Adjustable output voltages: from 16S to 22S
• ➡️ 16S: 67.2V
• ➡️ 17S: 71.4V
• ➡️ 18S: 75.6V
• ➡️ 19S: 79.8V
• ➡️ 20S: 84V
• ➡️ 21S: 88.2V
• ➡️ 22S: 92.4V
  
• Mains input: 100 to 240V AC – 50/60Hz, compatible with all domestic and industrial power supplies.
• Adjustable intensity: up to 50A (adjustable via interface)
• Battery type: Lithium-ion / LiFePO4 / NMC / LFP
• Cooling: double ventilation + aluminum heat sink housing
• Built-in protections: overvoltage, overcurrent, short circuit, overheating
• Energy efficiency: up to 99.9% (GTK technology)
• LCD digital display: voltage, current, power, Ah and Wh in real time
• Bluetooth: Adjustable via mobile phone.
• Weight: 2.3 kg.
• Compact dimensions: 40.8 × 105 × 269 mm.
• Compliance & Safety: TÜV, CE, FCC, CB, RoHS, EAC, NRTL, ANATEL certifications – a guarantee of reliability and global compliance.
  
• Materials: Entirely anodized aluminum housing, guaranteeing robustness and enhanced heat dissipation.

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🔋 Versatility and compatibility

The GTK 50A is a universal charger, but also a high-power laboratory power supply perfect for powering, testing or calibrating your electronic devices.

• ✔️ Electric mobility: electric scooters ( Dualtron , Nami , Teverun ), electric motorcycles ( Sur-Ron , Talaria , Eride Pro ), electric karting or other electric vehicles.
• ✔️ Industrial applications: stabilized power supply for industrial machines , test benches , robots or other battery banks.
• ✔️ Technical laboratories: power supply for measuring benches , voltage tests , BMS verification .
• ✔️ Energy storage: stationary batteries, powerwalls , hybrid solar systems and other stationary energy storage applications.

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🔌 Connectors and adapters available

The GTK 50A charger can be delivered with the connector of your choice depending on the application:

• 🔸 XT60 (original standard) or XT90
• 🔸 LP16 and LP20 – used on Dualtron , Teverun , Sur-Ron , Talaria electric scooters and electric motorcycles etc.
• 🔸 GX16 2, 3 or 4 pins, pins – standard for e-mobility
• 🔸 Amphenol – high-current industrial connector
• 🔸 Anderson Powerpole – Modular Professional Format
• 🔸 Crocodile clips or COS eyelets – for stationary batteries or test benches
• 🔸 Other custom connectors available upon request

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💡 How it works and benefits

• Adjustable voltage and current: maximum precision for all batteries from 16S to 22S (67.2V to 92.4V).
• Usable as a laboratory power supply: ideal for testing, diagnostics, powering components, or manually loading cells.
• Multi-voltage compatible: 60V, 72V, 84V, 92V batteries, etc.
• Robust design: matte black aluminum housing, active cooling, oversized components.
• Controlled power: up to 50A continuous charge without overheating.

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📦 Service & Warranty

• ✅ Warranty: 2 years – each unit tested before shipping.
• 🚚 Delivery: 24/48 hours in France and Europe.
• 🔧 Custom-made adaptation: connectors, adapters and cables configurable according to your use.

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❓ FAQ – GTK 50A Adjustable Charger

➡️ Can it be used as a laboratory power supply?

Yes ✅, the GTK 50A is ideal for test benches, research and development. It acts as a stable and precise variable voltage source to power or simulate batteries.

➡️ Can I use it for my electric scooter or motorcycle?

Yes, it is compatible with most 16S to 22S batteries. It can charge or power electric vehicles such as Dualtron, Kaabo, Teverun, Sur-Ron, Talaria or any other electric mobility machines.

➡️ Is the charger quiet?

Yes, it is equipped with an intelligent and extremely powerful ventilation system that regulates itself according to the load power, guaranteeing more or less silent operation.

➡️ Can the voltage and current be adjusted?

Yes, voltage and current are easily adjusted via potentiometer or digital display depending on the GTK model selected.

➡️ What connectors are available?

Available versions include XT60 , LP16 , GX16 , Anderson , Amphenol , COS eyelets or other custom connectors according to your needs.

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📩 Need technical advice or a specific configuration? Contact Source'IT to adapt your GTK charger to your battery or application.

*Non-contractual photos – the version may differ depending on the voltage and connection chosen.