Skip to main content
Skip table of contents

INTRODUCTION

The HELIOS ESS, a rechargeable Li-ion battery from Discover Energy Systems (Discover), is a high-capacity, low-voltage battery that can operate independently or in a battery bank configuration where multiple batteries are connected in parallel.

This document applies to HELIOS ESS batteries with serial numbers DLPHD48B251790001 and later. For HELIOS ESS batteries with earlier serial numbers, please refer to Rev C.

The wall-mount bracket was updated. For information on the earlier wall-mount bracket for HELIOS ESS batteries with serial numbers before DLPHD48B250780001, refer to the installation instructions in Rev C.

The following are easy ways to identify which revision of the manual you should use.

Refer to Rev C

Refer to Rev D or later

Rubber Feet

image-20260114-182436.png

Adjustable Feet

image-20260114-182548.png

LCD Screen

image-20260114-182741.png

No LCD Screen

image-20260114-182822.png

Wall-mount bracket dimensions and installation instructions

image-20260114-182930.png

New wall-mount bracket

image-20260114-183018.png

JavaScript errors detected

Please note, these errors can depend on your browser setup.

If this problem persists, please contact our support.

Contact Support Close