The TBB Power Kinergier Mobile CM20L is a next-generation bi-directional inverter-charger designed for mobile applications. Whether in an RV, marine vessel, or utility vehicle, this powerful inverter ensures uninterrupted, high-performance energy conversion, featuring ultra-fast transfer times, high surge capability, and intelligent power management for seamless operation.

Key Features:

• Power control & assist – Automatically adjusts charging current to prevent generator or grid overload, supplementing power when needed for stable operation.
• Reliable pure sine wave output – Provides clean, grid-quality power to safely run sensitive electronics like computers, TVs, and appliances, ensuring smooth and efficient performance.
• High surge power capability – Handles demanding loads such as air conditioners, water pumps, refrigerators, microwaves, and power tools with ease.
• Multi-battery compatibility – Supports AGM, GEL, Flooded, Lead-Carbon, and Lithium batteries with advanced charging algorithms for maximum efficiency and lifespan.
• Lithium battery optimization – Built-in Battery Management System (BMS) communication ensures accurate SOC monitoring, optimal charging, and extended battery life while preventing overcharging or overheating.
• UPS-grade 0ms transfer time – Ensures a seamless switch between power sources, making it ideal for uninterrupted operation in critical applications.
• Automatic power-on with shore power – Instantly activates when connected to an external AC source, providing smooth operation without manual intervention.
• High efficiency & low standby power – Achieves up to 93% efficiency with an ultra-low 12W idle power consumption, maximizing battery life and reducing energy waste.

Advanced Protection & Safety Features:

• Overload protection – Auto-restarts after 60 seconds, with manual reset after three consecutive overload events for enhanced safety.
• Over-temperature protection – Monitors internal temperature, automatically resuming operation once conditions stabilize.
• Short circuit protection – Automatically shuts down during an AC short and requires manual reset.
• Battery over-temperature & low-voltage protection – Prevents overheating, overcharging, and deep discharge for long-lasting battery performance.
• Ground relay – Ensures safe grounding when external AC power is unavailable, disconnecting automatically when shore power is detected.

Perfect for Mobile & Off-Grid Applications:

The TBB Kinergier Mobile CM20L is designed for off-grid, campers, boaters, and professionals who demand reliable, efficient, and seamless power management. Whether you're boondocking in an RV, sailing offshore, or operating a worksite vehicle, this inverter-charger delivers unmatched performance and safety.

Stay powered anywhere with the TBB Kinergier Mobile CM20L – the ultimate inverter-charger for mobile energy solutions.

For detailed specifications and compatibility information, refer to the Details and Specifications tab.

Inverter specifications:

• Nominal battery voltage: 12V
• Continuous power output: 2000W (220-240V AC)
• Peak power: 4000W
• Output waveform: Pure sine wave
• Maximum mains AC charging current: 120A
• AC transfer current: 32A
• Transfer time: <2ms
• Peak efficiency: 93%
• Protection index: IP20
• Operating temperature: -20°C to +65°C
• Humidity: 95% without condensation
• Altitude: <2000m
• Size: 510 x 245 x 135 mm
• Weight: 17 kg

This product is covered by a 5 year manufacturer warranty. For more information please refer to our Terms and Conditions.

This product comes with a detailed user manual which explains wiring and operations (see Documents tab).

If you need help with installation or have any technical questions we can provide FREE support - please contact us by email or phone (see Contact Us page for more information).

The following documents are available to download:

User manual for the TBB Power 2000W 12V Kinergier Mobile bi-directional invertef charger (TBB-CM20L)