Can the TSUN AC Coupled Unit improve energy self-sufficiency?

Yes, it stores excess solar energy during the day and provides power at night or during outages, reducing reliance on the grid and increasing energy independence.

How easy is it to add the TSUN AC Coupled Unit to my existing solar system?

The AC Coupled Unit is designed for seamless retrofitting into existing solar setups, allowing you to upgrade without complex wiring or equipment changes.

How does the monitoring system work for the TSUN AC Coupled Unit?

It features built-in WiFi and Bluetooth, enabling real-time monitoring through a mobile app or web interface, allowing you to track battery health and energy usage remotely.

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1.0 HOME

2.0 PRODUCT

Microinverter

GEN3 Microinverter: GEN3 Microinverter 1-in-1; GEN3 Microinverter 2-in-1; GEN3 Microinverter 4-in-1; GEN3 Microinverter 6-in-1; GEN3 Microinverter 6-in-1 (Three-phase)

TITAN Microinverter: TITAN Microinverter 3680W-6000W
2400W-3300W | Three-phase; TITAN Microinverter 2250W-3000W
2400W-3300W | Three-phase

Easy Solar Kit

Hang on Balcony (DIY): ESK Balcony Air Vertical
MS3000/MP2250/MP3000; ESK Balcony Air Angled
MS3000/MP2250/MP3000; ESK Balcony Angled
MS3000/MP2250/MP3000; ESK Balcony Vertical
MS3000/MP2250/MP3000

On the Ground (Ready to Use): ESK Pop-Up
ESK400/800-BV

All Scenarios (DIY): ESK Universal
ESK400/800-P; ESK Transformer
ESK400/800-P

Micro Storage System

Micro Storage System: SolarTrunk (Micro Hybrid Storage Unit)
ESK400/800-P; PowerTrunk (Micro AC Coupled Unit)
ESK400/800-P; SolarCan (DC Coupled Unit)
ESK400/800-P; Hybrid Microinverter
ESK400/800-P

Residential Storage System

Residential Storage System: AC Coupled Storage Unit
ESK400/800-P

Monitoring & Accessory

Monitoring & Accessory: Smart Meter
ESK400/800-P; Power meter
ESK400/800-P; DTU
ESK400/800-P

GEN3 Microinverter: GEN3 Microinverter 1-in-1

300W-500W; GEN3 Microinverter 2-in-1

600W-1000W; GEN3 Microinverter 4-in-1

1600W-2250W; GEN3 Microinverter 6-in-1

2400W-3300W; GEN3 Microinverter 6-in-1 (Three-phase)

2400W-3300W | Three-phase

TITAN Microinverter: TITAN Microinverter 3680W-6000W

MP3680/MP3750/MP4000/MP4600/MP5000/MP6000; TITAN Microinverter 2250W-3000W

MS3000/MP2250/MP3000

Hang on Balcony (DIY): ESK Balcony Air Vertical

ESK400/800-Air(V); ESK Balcony Air Angled

ESK400/800-Air(A); ESK Balcony Vertical

ESK400/800-BV; ESK Balcony Angled

ESK400/800-BA

On the Ground (Ready to Use): ESK Pop-Up

ESK400/800-P

All Scenarios (DIY): ESK Universal

ESK400/800-U; ESK Transformer

ESK400/800-T

Micro Storage System: SolarTrunk (Micro Hybrid Storage Unit)

MSU2000/2000DE | 2KWh-10KWh; PowerTrunk (Micro AC Coupled Unit)

MAU2000/2000DE | 2KWh - 10KWh; SolarCan (DC Coupled Unit)

DCU2000lite | 2KWh - 10KWh; Hybrid Microinverter

MH2000/MH1000

Residential Storage System: AC Coupled Storage Unit

ACU3.0/3.6/4.0/4.6/5.0/6.0K | 5KWh-20KWh

Monitoring & Accessory: Smart Meter

Built-in Wi-Fi; Power meter

Built-in RS485/CT; DTU

Built-in Wi-Fi & RS485 & RJ45

3.0 SOLUTION

Balcony Solar & Storage Solution

On Grid System--Easy Solar Kit Storage System -- DCU & ESK Storage System — Hybrid Microinverter & Stackable Battery Pack & Easy Solar Kit Storage System — Micro Hybrid Storage Unit & Easy Solar Kit Storage System
Micro AC Coupled Unit & Easy Solar Kit

Residential Solar & Storage Solution

Storage System — Microinverter & AC Coupled Unit

C & I Solar System

On Grid System — Microinverter built-in RS485 & DTU

On Grid System — Easy Solar Kit

Easy Solar Kit, which integrates PV module, microinverter, DIY bracket and cables, is designed for a variety of applications, can be installed on balcony, garden, flat roof and even wall.

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Storage System — SolarCan(DC Coupled Unit) & Easy Solar Kit

This solution, Solar Module + SolarCan + Balcony Microinverter, is typically used as a micro energy storage solution for small household, conventional balconies, courtyards, family carports, and other plug & play scenarios.

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Storage System — Hybrid Microinverter & Stackable Battery Pack & Easy Solar Kit

The integrated configuration of solar modules, hybrid microinverters, and batteries serves as a versatile hybrid energy storage solution, predominantly deployed in diverse residential settings, including balconies, courtyards, and house carports.for small household, conventional balconies, courtyards, family carports, and other micro systems.

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Storage System — Micro Hybrid Storage Unit & Easy Solar Kit

SolarTrunk(Micro Hybrid Storage Unit) & Easy Solar Kit

The SolarTrunk is designed to store surplus electrical energy within the battery and discharge it as required. This integrated configuration of solar modules and the SolarTrunk functions as a versatile hybrid energy storage solution, predominantly deployed in diverse residential settings, including balconies, courtyards, and house carports

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Storage System <br> Micro AC Coupled Unit & Easy Solar Kit

PowerTrunk(Micro AC Coupled Unit) & Easy Solar Kit

The PowerTrunk is a key component of the micro hybrid storage system, which integrates both the energy storage inverter and the battery pack.

LEARN DETAILS

On Grid System — Microinverter
Storage System — Microinverter & AC Coupled Unit

The ACU (AC Coupled Unit) serves as a pivotal component in energy storage systems, integrating an energy storage inverter with a battery pack.

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On Grid System — Microinverter built-in RS485 & DTU

The microinverter integrated with RS485 and a Data Transfer Unit (DTU) constitutes a solar system solution tailored for commercial and industrial rooftop applications.

LEARN DETAILS

4.0 SERVICE & SUPPORT

Downloads

Video Center

Report Fault for Repair

FAQS

Service Network

AC Coupled Storage Unit

ACU3.0/3.6/4.0/4.6/5.0/6.0K | 5KWh-20KWh

The ACU is a key component of the Energy Storage System, integrating both an energy storage inverter and a battery pack. The AC Coupled Unit stores electricity in its battery and converts it into AC power according to different work modes.

DATASHEET

Products Residential Storage System AC Coupled Storage Unit

Specs

Download Files ▼

Datasheet

Item	TSOL-ACU3.0K	TSOL-ACU3.6K	TSOL-ACU4.0K	TSOL-ACU4.6K	TSOL-ACU5.0K	TSOL-ACU6.0K
Battery Type	LiFePO4
Battery Capacity per Kit [kWh]	5.12
Battery Voltage per Kit [V]	51.2
Max. Charging Power [W]	3000	3600	4000	4600	5000	6000
Max. Charging/ Discharging Current [A]	60/60	72/72	80/80	92/92	100/100	120/120
Rated Output Power [W]	3000	3600	4400	4600	5500	6000
Operating Temperature Range	-30 ~ +60 °C (Derating of over 45°C Ambient Temperature)
Dimensions [W×H×D mm]	650 × 428 × 207 (Inverter) 650 × 355 × 207 (Battery)
Weight [kg]	20 (Inverter) / 50 (Battery)

*Only partial parameters are listed. For the complete specification list, please refer to the official datasheet.

Frequently Asked Questions

Can the TSUN AC Coupled Unit improve energy self-sufficiency?

A :

Yes, it stores excess solar energy during the day and provides power at night or during outages, reducing reliance on the grid and increasing energy independence.
How easy is it to add the TSUN AC Coupled Unit to my existing solar system?

A :

The AC Coupled Unit is designed for seamless retrofitting into existing solar setups, allowing you to upgrade without complex wiring or equipment changes.
How does the monitoring system work for the TSUN AC Coupled Unit?

A :

It features built-in WiFi and Bluetooth, enabling real-time monitoring through a mobile app or web interface, allowing you to track battery health and energy usage remotely.