The TBB eRay 1500W Pure Sine Wave Inverter delivers stable, high-quality AC power, making it ideal for motorhomes, utility vehicles, and marine applications. Whether powering coffee machines, microwaves, hairdryers, or sensitive electronics, this inverter ensures reliable performance with high efficiency, intelligent power-saving, and advanced protection features.

Key Features:

• Pure Sine Wave Output – Provides clean, stable power for sensitive electronics and household appliances.
• Full 1500W Output at 35°C – Ensures consistent performance in demanding environments.
• Compact & Lightweight High - Frequency Design – Ideal for space-saving installations.
• 200% Surge Power (1s) – Handles high startup loads for appliances like microwaves, refrigerators, and power tools.
• AC Bypass Functionality – Seamlessly switches to AC input when available, reducing battery usage (bypass model only).
• Power Saving Mode – Adjustable power-saving thresholds via DIP switch to reduce idle power consumption, extending battery life.
• Built-in USB Charger (5V/2A) – Conveniently charge mobile devices directly from the inverter.
• Settable Output Voltage & Frequency – Easily configure via DIP switch for regional compatibility.
• Thermally Controlled Cooling Fan – Adjusts speed based on temperature, ensuring quiet and efficient operation.
• LED Indicators for Easy Monitoring – Displays status, battery level, load level, and fault alerts.

Advanced Protection & Safety:

• Reverse Polarity Protection – Prevents damage due to incorrect battery connections.
• Under/Over Voltage Protection – Ensures battery safety and longevity.
• Over-Temperature & Overload Protection – Protects against overheating and excessive loads.
• Short Circuit Protection – Automatically shuts down to prevent damage.
• Built-in Ground Relay & Bypass Output – Enhances safety and ensures reliable AC pass-through.

Smart Connectivity & Control:

• RS485 Communication – Enables remote monitoring and integration with energy management systems.
• Dry Contact Input & Output – Allows for external control and automation.
• Optional Remote Control Available – Conveniently manage power settings from a distance.

Efficient Power Management:

The eRay Inverter’s intelligent Power Saving Mode automatically detects load demand and switches into low-power standby mode when the load is below the set threshold. This ensures minimal battery drain while keeping power available when needed.

Ultra-Fast Load Detection (Every 6 Seconds) – Quickly restores full power when a connected device is turned on.
Stable Power Transition – Prevents frequent switching by maintaining a buffer zone around the power-saving threshold.

Perfect for RVs, off-grid cabins, utility trucks, and marine setups, the TBB eRay 1500W inverter delivers reliable, high-performance power in a compact and efficient design.

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

Inverter specifications:

• Nominal battery voltage: 12/24VDC
• Continuous power output: 1500W (220-240V AC)
• Maximum power output (1 minute): 1600W
• Output waveform: Pure sine wave
• Maximum bypass output current: 20A
• Transfer time: <30ms
• Peak efficiency: 90%
• THD: <3%
• Operating temperature: -20°C to +40°C
• Humidity: 10-95% RH
• Size: 403 x 256 x 99 mm
• Weight: 4.6 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 1500W 12V pure sine wave inverter with AC bypass (TBB-IH1500BYP)