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FT-Series Inverter / Battery System Power Supply

The FT-Series is a pure sine wave inverter/charger system offering 1–6 kW models for residential, commercial, and industrial applications. It provides seamless power backup with fast transfer switching (≤4 ms), high efficiency toroidal transformers, and multiple operating modes for flexible energy management. The system supports a wide range of batteries — Gel, SLA, AGM, Water, and LiFePO₄ — and features RS485 connectivity for Wi-Fi integration or external monitoring.

 

Model Options

Battery Options

Key Features

  • Rated power: 1 kW – 6 kW (surge up to 18 kW)

  • Pure sine wave output, ≤4 ms transfer

  • Toroidal transformer, efficiency ≥85%

  • Wide input range: 165–275 VAC, 50/60 Hz auto recognition

  • Battery compatibility: Gel, SLA, AGM, Water, LiFePO₄

  • Adjustable AC charger up to 35 A with overcharge protection

  • Operating modes: AC mains priority, ECO, battery priority, generator, unattended

  • RS485 comms, Wi-Fi box & external screen support

  • Operating temp: 0–60 ℃; Humidity: 0–95% (no condensation)

Model Options

  • FT-102 – 1 kW (Surge 3 kW) — 12/24 V

  • FT-152 – 1.5 kW (Surge 4.5 kW) — 12/24 V

  • FT-202 – 2 kW (Surge 6 kW) — 12/24/48 V

  • FT-302 – 3 kW (Surge 9 kW) — 24/48 V

  • FT-402 – 4 kW (Surge 12 kW) — 24/48 V

  • FT-502 – 5 kW (Surge 15 kW) — 24/48 V

  • FT-602 – 6 kW (Surge 18 kW) — 24/48 V

Battery Options

Calcium Battery (Royal Calcium)

  • Nominal Voltage: 12 V

  • Capacity: 105 Ah

  • Design: Maintenance-free, semi-sealed, reduced water loss/self-discharge

  • Applications: Automotive, standby, backup, home appliances

  • Dimensions: ~328 × 172 × 216 mm (per unit)

  • Weight: ~12–13 kg (unit), packaging notes up to ~24.78 kg × 4

  • Features: Durable, easy to install, recyclable

Lithium-Ion Battery (LiFePO₄)

  • Nominal Voltage: 12.8 V

  • Capacity: 100 Ah (1280 Wh)

  • Cycle Life: 6000 cycles @0.2C (to 70% capacity)

  • Discharge: Std 50 A; Max continuous 80 A; Pulse 200 A (<3 s)

  • Charge: 14.0–14.6 V CC/CV; Std 20 A; Max 50 A

  • Cut-off Voltage: 10.0 V

  • Internal Resistance: ≤50 mΩ

  • Self-discharge: ≤3.5%/month at 25 ℃

  • Operating Temp: Charge 0–45 ℃ | Discharge −20–60 ℃ | Storage 0–45 ℃

  • Ingress Protection: IP55

  • Structure: IFR32700 N65, 4S17P; Plastic casing; M8 terminals

  • Dimensions: 328 × 172 × 216 mm

  • Weight: ~13 kg

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