Alpha Ess Smile-G3-T20

Alpha ESS SMILE-G3-T20 + BAT-9.3S

20 kW Three-Phase Hybrid Inverter + 9.3 kWh High-Performance Battery Module

Complete hybrid system for larger homes and small businesses: 40 kW PV input, seamless UPS backup, scalable up to 111.6 kWh storage, safe LFP chemistry, IP65 rating, and smart app control.

Up to +12% additional energy use • Up to +20% longer service life

SMILE-G3-T20 – Three-Phase Hybrid Inverter

20 kW power – maximum flexibility and performance

Parameter	Value
Nominal Output Power	20 kW (Grid & Backup)
Max. PV Input Power	40 kW
MPPT Number / Strings per MPPT	3 / 1
Max. Charge/Discharge Current	60 A
Max. Charge/Discharge Power	20 kW
Efficiency (Max / European)	98% / 97.5%
Ingress Protection	IP65
Noise Level	≤ 50 dB
Dimensions (W×D×H)	610 × 250 × 610 mm
Weight	44 kg
Backup	UPS (seamless)
Warranty	10 Years Product & Performance (extendable to 25 years)

Inverter Advantages

✔ 40 kW PV input – 200% oversizing possible
✔ 3 MPPTs + anti-shading function – maximum yield
✔ Seamless UPS backup during outages
✔ Smart Home & VPP ready – app monitoring & control
✔ IP65 rated – suitable for outdoor installation

SMILE-G3-BAT-9.3S – High-Performance Battery Module

9.3 kWh usable capacity (100% DoD) – modular up to 111.6 kWh

Parameter	Value
Rated / Usable Capacity	9.3 kWh / 9.3 kWh (100% DoD)
Nominal Voltage	96 V
Max. Charge/Discharge Current	52.5 A
Operating Temperature Range	-20°C ~ +50°C
Relative Humidity	0–95% (non-condensing)
Ingress Protection	IP65
Noise Level	≤ 35 dB
Dimensions (W×D×H)	610 × 210 × 634 mm
Weight	81 kg
Safety Features	Multi-BMS, redundancy design, aerosol fire suppression, bypass function
Expansion	Up to 12 modules (111.6 kWh max)
Warranty	10 Years Product & Performance (extendable to 25 years)

Battery Advantages

✔ 100% DoD – full capacity usable without degradation
✔ IP65 – suitable for outdoor and humid environments
✔ Extremely safe – cobalt-free LFP + integrated aerosol fire suppression
✔ >10,000 cycles – very long service life
✔ Modular & easy to expand – simple installation & maintenance

Important: Only qualified installers (certified by Alpha ESS or Solaris) are allowed to install and commission Alpha ESS products!

Based on Alpha ESS official datasheet V2.1 (2025) • For pricing, system design, and certified installation Thailand contact Solaris Green Energy

Description

Alpha ESS SMILE-G3-T20

20 kW Three-Phase Hybrid Inverter – HOME SERIES

Powerful hybrid solution with 40 kW PV input, UPS backup, 3 MPPTs, anti-shading function and scalable storage up to 111.6 kWh using safe LFP batteries. Ideal for larger homes and small businesses in Songkhla.

How It Works

DC-Coupled Storage System

DC-Coupled

AC-Coupled Storage System

AC-Coupled

Hybrid-Coupled Storage System

Hybrid-Coupled

Installation Video

Alpha ESS SMILE-G3-T20 Installation Guide – Solaris Green Energy

Key Specifications – SMILE-G3-T20 Inverter

Parameter	Value
Nominal Output Power	20 kW (Grid & Backup)
Max. PV Input Power	40 kW
MPPT Number / Strings per MPPT	3 / 1
Max. Charge/Discharge Current	60 A
Max. Charge/Discharge Power	20 kW
Efficiency (Max / European)	98% / 97.5%
Ingress Protection	IP65
Noise Level	≤ 50 dB
Dimensions (W×D×H)	610 × 250 × 610 mm
Weight	44 kg
Warranty	10 Years Product & Performance (extendable to 25 years)

Compatible Battery – SMILE-G3-BAT-9.3S

High-capacity modular LFP battery for scalable storage (up to 12 modules = 111.6 kWh). Features redundancy design, high efficiency, bypass function, and simple maintenance.

Parameter	Value
Rated Capacity	9.3 kWh
Usable Capacity	9.3 kWh (100% DoD)
Nominal Voltage	96 V
Operating Voltage Range	90 ~ 105.6 V
Max. Charge/Discharge Current	52.5 A
Operating Temperature Range	-20°C ~ +50°C
Relative Humidity	0 ~ 95% (Non-Condensing)
Ingress Protection	IP65
Noise Level	≤ 35 dB
Dimensions (W×D×H)	610 × 210 × 634 mm
Weight	81 kg
Safety Features	Multi-BMS, Aerosol Fire-Fighting, Bypass Function
Warranty	10 Years Product & Performance (extendable to 25 years)

Datasheet Viewer – SMILE-G3-T12/T15/T20 (V2.1)

Alpha ESS SMILE-G3-T12/T15/T20 Datasheet V2.1

Downloads

Datasheet (V2.1)

Installation Manual

Quick Guide

Based on Alpha ESS official datasheet V2.1 (2025) • For latest information, pricing and installation in Thailand contact Solaris Green Energy