---
title: "CoolMax SRX-R G1 48 V — Datasheet"
revision: "2.0.0"
publisher: AERL (Australian Energy Research Laboratories)
url: https://www.aerl.com.au/docs/coolmax-srx-r-48-g1-datasheet
pdf: https://www.aerl.com.au/documents/datasheets/AERL_CoolMax_SRX_R_Datasheet_48V_G1_REV_200.pdf
description: "Technical specifications and performance data for the CoolMax SRX-R 600 G1 48V solar charge controller."
---

# CoolMax SRX-R G1 48 V — Datasheet

*Rev 2.0.0. Markdown copy of the AERL document at https://www.aerl.com.au/docs/coolmax-srx-r-48-g1-datasheet; the PDF (https://www.aerl.com.au/documents/datasheets/AERL_CoolMax_SRX_R_Datasheet_48V_G1_REV_200.pdf) is the controlled version.*

# SRX‑R G1

First Generation · SRX‑R 600/60‑48 · 48 V

**600Vdc** Max PV input

**60A** Max charge current

**3456W** Nominal @ 48 V

**96%** Max efficiency

## Specifications

SRX-R 600/60-48 · G1

The first-generation (G1) CoolMax SRX-R 600/60-48, a rack-mount solar MPPT charge module built on over thirty years of AERL MPPT and battery charging experience. For current (G2) modules, see the CoolMax SRX-R 48 V Datasheet.

### General

### Battery (output)

### Environment

\* Full rating up to 80% of the upper ambient limit.

### PV input

### Warranty

See the AERL warranty statement for CoolMax SRX-R, at aerl.com.au.

### Safety

### 2U rack format for easier installation & servicing

### Scalable for large storage applications

### Remote module control & monitoring

### Utility grade — long‑term reliability

### PV array oversizing up to 150%

### Reverse polarity & current protection

### Built-in overload & thermal protection

### On-board ground fault detection

AERL may change products and specifications without notice. AERL and the AERL logo are trademarks owned by AERL Holdings Pty Ltd and used by AERL Pty Ltd under licence. © 2026 AERL Pty Ltd. All rights reserved. Rev 2.0.0: Re-issued in the new AERL document design.

#### Engineered by

**Australian Energy Research Laboratories** 1/75 Bluestone Circuit, Seventeen Mile Rocks QLD 4073

#### Origin & standards

Australian engineered IEC 62109-1:2010 EN 61000.6.3:2012 EN 61000.6.4:2012

#### Contact

1800 950 865 sales@aerl.com.au aerl.com.au