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FT-Series Inverter / Battery System Power Supply
Introduction to the FT-Series:

• The FT-Series Inverter/Battery System delivers reliable and efficient power solutions with models ranging from 1KW to 6KW rated power, making it suitable for a wide range of residential and industrial applications.


• Each unit features pure sine wave output, rapid transfer times (≤4ms), and multiple working modes including AC mains priority, ECO, battery priority, and generator compatibility for seamless adaptability.


• Designed with toroidal transformers and high transfer efficiency (≥85%), the FT-Series ensures stable voltage regulation and supports lithium, gel, SLA, AGM, and water batteries at 12V, 24V, or 48V.


• It includes a robust AC charger (up to 35A adjustable), intelligent overcharge protection, and RS485 communication for external control or Wi-Fi integration.


• The system supports a wide voltage range (165–275VAC), frequency auto-recognition (50/60Hz), and is housed in a compact, durable chassis with operational temperature tolerance from 0–60°C.

The FT-Series
Models and Specifications

Model & Rated Power

  • FT-102: 1KW

  • FT-152: 1.5KW

  • FT-202: 2KW

  • FT-302: 3KW

  • FT-402: 4KW

  • FT-502: 5KW

  • FT-602: 6KW

​

Surge Power

  • FT-102: 3KW

  • FT-152: 4.5KW

  • FT-202: 6KW

  • FT-302: 9KW

  • FT-402: 12KW

  • FT-502: 15KW

  • FT-602: 18KW

​

AC Input & Output

  • Voltage: 220VAC (All models)

  • Selectable Voltage Range: 165–275VAC (All models)

  • Frequency Range: 50Hz/60Hz automatic recognition (All models)

  • AC Voltage Regulation (Battery Mode): 220VAC ±3% (All models)

  • Transfer Time: ≤4ms (All models)

  • Waveform: Pure Sine Wave (All models)

  • Transformer Type: Toroidal (All models)

  • Transfer Efficiency: ≥85% (All models)

​

Battery Voltage

  • FT-102: 12V/24V

  • FT-152: 12V/24V

  • FT-202: 12V/24V/48V

  • FT-302: 24V/48V

  • FT-402: 24V/48V

  • FT-502: 24V/48V

  • FT-602: 24V/48V

​

​Battery Type

  • All models: Gel / SLA / AGM / Water / Lithium (LiFePO4)

​

DC Charge Voltage

  • 12V Models: 12~16VDC

  • 24V Models: 20~32VDC

  • 48V Models: 40~64VDC

​

Overcharge Protection

  • 12V: ≥16VDC

  • 24V: ≥32VDC

  • 48V: ≥64VDC

  • Stops charging after 60s alarm (All models)

​

AC Charger

  • Maximum AC Charge Current: 35A (adjustable, all models)

​

Working Modes (All models)

  • 01: AC mains priority mode

  • 02: ECO mode

  • 03: DC battery priority mode

  • 04: Generator mode

  • 05: Unattended mode

​

Communication Port

  • RS485, compatible with Wi-Fi box & external control screen (All models)

​

Dimensions (DWH mm)

  • FT-102 / FT-152 / FT-202 / FT-302: 600×380×170

  • FT-402 / FT-502 / FT-602: 780×380×280

​

Gross Weight

  • FT-102: 15kg

  • FT-152: 17kg

  • FT-202: 19kg

  • FT-302: 21kg

  • FT-402: 31kg

  • FT-502: 33kg

  • FT-602: 35kg

​

Environment

  • Humidity: 0–95% (No condensation)

  • Operating Temperature: 0–60℃

  • Storage Temperature: 0–60℃

Battery Systems
Calcium Batteries
Description

  • Advanced Calcium Technology
    • The Royal Calcium Battery is built with advanced calcium technology, which enhances its performance and durability.
    • The use of calcium in the construction of the battery plates reduces water loss and self-discharge, making it a low-maintenance and long-lasting power source.

  • Maintenance-Free Design
    • This battery is designed to be maintenance-free, eliminating the need for periodic water refilling.
    • The semi-sealed construction ensures that the battery remains sealed, preventing electrolyte leakage and allowing for convenient installation in various orientations.

  • General Purpose Application
    • With a 105Ah capacity, this battery is well-suited for general-purpose use, including automotive applications, standby power systems, backup power for home appliances, and other situations where a reliable and consistent power source is essential.

  • 12V Voltage Output
    • The 12V voltage output makes it compatible with a wide range of devices and systems, providing a versatile power solution for different applications.

  • Semi Sealed Construction
    • The semi-sealed design of the Royal Calcium Battery provides an added layer of protection against electrolyte leakage, making it suitable for use in a variety of environments.
    • This design also enhances safety and ensures a longer service life.

  • Durable Construction
    • The battery is built with high-quality materials to withstand the rigors of daily use.
    • Its robust construction contributes to its ability to deliver reliable power over an extended period.

  • Easy Installation
    • The design of the Royal Calcium Battery facilitates easy installation, allowing users to integrate it into their systems with minimal effort.
    • The battery’s compact form factor enhances its versatility in various mounting configurations.

  • Versatile Applications
    • From automotive starting batteries to backup power for essential systems, this battery is versatile enough to be used in a range of applications, providing a dependable power source where and when it is needed.

  • Environmentally Friendly
    • The Royal Calcium Battery is crafted with an environmentally conscious approach, incorporating materials that are recyclable and safe for disposal.

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Screenshot 2025-04-03 142017_edited.jpg
Calcium Batteries
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Screenshot 2025-04-03 142041_edited_edit
Models and Specifications

​Dimensions

  • 70cm (L) × 39cm (W) × 28cm (H)

  • 21.6 × 32.8 × 17.2 cm (Per unit)

  • 328 × 172 × 216 × 216 mm

​

Electrical Characteristics

  • Nominal Voltage: 12.8V

  • Nominal Capacity: 100Ah @ 0.2C

  • Energy: 1280Wh

  • Internal Resistance: ≤50mΩ

  • Cycle Life: 6000 Cycles @ 0.2C Charging/Discharging, Until 70% Capacity

  • Self Discharge: ≤3.5% per month at 25℃

​

Standard Charging

  • Max. Charging Voltage: 14.0~14.6V

  • Charging Mode: At 0℃~45℃ temperature, charged to 14.6V at a constant current of 0.2C, and then, charged continuously with constant voltage of 14.6V until the current was not more than 0.02C

  • Charging Current: 20A

  • Max. Charging Current: 50A

Standard Discharging

  • Discharging Current: 50A

  • Max. Continuous Current: 80A

  • Max. Pulse Current: 200A (<3S)

  • Discharging Cut-off Voltage: 10.0V

​

Operating Condition

  • Charge Temperature: 0℃ to 45℃ (32℉ to 113℉) @ 60±25% Relative Humidity

  • Discharge Temperature: -20℃ to 60℃ (-4℉ to 140℉) @ 60±25% Relative Humidity

  • Storage Temperature: 0℃ to 45℃ (32℉ to 113℉) @ 60±25% Relative Humidity

  • Water Dust Resistance: IP55

​

Structure

  • Cell & Format: IFR32700 N65, 4S17P

  • Casing: Plastic

  • Terminal: M8

​

Weight

  • 12kg

  • 24.78 kg × 4

  • Approx. 13kg

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