3000W 24V low frequency pure sine wave off-grid inverter (peak power 9000W)
3000W 24V low frequency pure sine wave off-grid inverter (peak power 9000W)
SKU:LK3000-24
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3000W 24V Low Frequency Pure Sine Wave Off-Grid Inverter
Reliable 24V DC to 230V AC Conversion | 9000W Peak Power | Built-in 70A Charger
The Photonic Universe 3000W 24V Low Frequency Pure Sine Wave Off-Grid Inverter (SKU: LK3000-24) is engineered to provide stable, clean household-grade electricity from your 24V battery bank. Ideal for off-grid homes, motorhomes, caravans, boats, and backup power systems, this robust inverter converts direct current (DC) from batteries into 230V alternating current (AC), suitable for a wide range of appliances.
Featuring a pure sine wave output, it ensures compatibility with sensitive electronics and motor-driven devices, delivering power quality comparable to the utility grid. Its low-frequency design provides exceptional surge capability, handling up to 9000W peak power for several seconds, making it highly reliable for demanding loads.
UK Market Ready: Delivers 208V/220V/230V/240V AC output, configurable for various UK and European applications.
Key Features
| ▶ Pure Sine Wave Output — Ensures clean, stable power for all appliances, including sensitive electronics. |
| ▶ Low Frequency Design — Offers superior surge capability (9000W peak) for inductive loads and enhanced reliability. |
| ▶ Integrated Battery Charger — Powerful 4-step charger with adjustable current (14A-70A) for various battery types. |
| ▶ Flexible Operating Modes — AC Priority, DC Priority, Power Saving, UPS, and Bypass modes for optimised energy management. |
| ▶ Generator Friendly — Designed to accept AC input from a generator for charging and power. |
| ▶ Customisable Settings — Adjust output voltage, frequency, input thresholds, and battery type via the LCD display. |
| ▶ Comprehensive Protection — Built-in safeguards against overload, over-temperature, low battery, and overcharge. |
Technical Specifications
| Parameter | Value |
|---|---|
| Input Voltage | 24V DC |
| Output Voltage Options | 208V/220V/230V/240V AC (Customisable) |
| Output Frequency Options | 50Hz/60Hz/Auto (Customisable) |
| Output Waveform | Pure Sine Wave |
| Continuous Power Rating | 3000W |
| Peak Power Rating | 9000W (for several seconds) |
| Nominal Efficiency | 88% |
| Adjustable Charging Current | 14A/28A/42A/56A/70A |
| Compatible Battery Types | Sealed Lead Acid, Gel, AGM, Calcium, LiFePO4 (Customisable) |
| Minimum Battery Voltage | 20V |
| Low Battery Alert | 21V |
| Overcharge Protection Voltage | 31.4V |
| Operating Temperature | 0 - 40°C |
| Dimensions (L x W x H) | 44.2 x 21.8 x 17.9 cm |
| Weight | 26 kg |
Operating & Power Guidance
| Mode/Feature | Description |
|---|---|
| AC Priority Mode | When connected to mains power, appliances run directly from the grid, and batteries are charged. |
| DC Priority Mode | Appliances draw power from batteries first. Switches to mains if battery charge drops too low. |
| Power Saving Mode | Inverter enters standby, generating power only when an appliance is connected, conserving battery life. |
| UPS Functionality | Provides uninterrupted power by instantly switching to battery power during mains outages in AC mode. |
| Bypass Mode | Directly links mains input to AC output when connected to mains, boosting efficiency. |
| Generator Compatibility | Can accept AC input from a generator for charging and powering loads. |
Typical Applications
| Application | Description |
|---|---|
| Off-Grid Living | Provides reliable 230V AC power for remote cabins, farms, and properties without mains access. |
| Mobile & Marine Systems | Powers appliances in motorhomes, caravans, boats, and other mobile setups. |
| Backup Power | Acts as an Uninterruptible Power Supply (UPS) during mains power cuts, keeping essential devices running. |
| Small Business & Workshop | Suitable for powering tools, lighting, and office equipment in workshops or small commercial settings. |
Built-In Protection Functions
This inverter includes essential safety features to protect both the unit and connected appliances. These safeguards include protection against: Overload • Over-temperature • Low Battery Voltage • Overcharge. These functions ensure stable and safe operation, automatically shutting down the inverter if critical thresholds are exceeded.
Common Questions
What type of appliances can this inverter power?
With 3000W continuous power and 9000W peak power, this inverter is suitable for most household appliances such as fridges, microwaves, TVs, power tools, vacuum cleaners, and most kitchen appliances. It is not designed for high-power cooking appliances like electric cookers.
Are connecting cables included?
No, connecting cables are not included with the inverter. Detailed recommendations for suitable cable length and thickness can be found in the comprehensive user manual.
Can I connect this inverter to a generator?
Yes, this inverter is designed to accept input AC power from a generator. For optimal performance, it is recommended that the generator has a nominal power rating at least twice that of the inverter (e.g., 6000W for this 3000W inverter).
What battery types are compatible?
The inverter's advanced 4-step battery charger supports a wide range of battery types, including Sealed Lead Acid, Gel, AGM, Calcium, and LiFePO4 batteries. The battery type can be customised in the settings.
Installation Notes
- This inverter features AC power screw terminals for output and input, not standard mains sockets. Appropriate AC cables are required for connection to mains sockets.
- Ensure correct DC input polarity when connecting to your battery bank to prevent damage.
- Install the inverter in a cool, dry, well-ventilated area, as close to the battery bank as possible to minimise cable length and voltage drop.
- Always refer to the detailed user manual for complete wiring, installation, and operation instructions.
Before You Buy
- Verify your battery bank voltage is 24V DC for compatibility with this inverter.
- Calculate your total power requirements (continuous and surge) to ensure the 3000W nominal and 9000W peak ratings meet your needs.
- Consider the type of appliances you intend to power; pure sine wave is suitable for all, but ensure total wattage is within limits.
- Plan for appropriate cable sizing and fusing, as these are not supplied with the inverter.
Please verify all specifications and compatibility requirements before purchase. Product specifications are subject to change by the manufacturer. This product comes with a 1-year manufacturer warranty.
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