SIGMA LT is a multifunctional embedded load control system specifically designed for Avtron load banks. Flexible, Feature Rich and Cost Effective it is designed for lower capacity resistive load banks giving best-in-class capabilities and benefits to users.


Table Header
• Local digital toggles
• Optional hand-held
Yes, Up to 25 load banks
Load Step Resolution
5kW with digital toggles, 1kW with the hand-held
Data Capture

Key Features

SIGMA LT Technical Documents

SIGMA LT Data Sheet


SIGMA LT Brochure

SIGMA LT Quickstart - Hand-held

SIGMA LT Quickstart - Digital Toggles

SIGMA LT Hand-held Firmware

SIGMA LT Load Bank Firmware

SIGMA LT Firmware Upgrade Guide

SIGMA LT Tutorials

The videos below give tutorials on the basic functions of the SIGMA LT hand-held and digital toggle switches.

Load Control

Status & Events

Load Banks in a Network


Data Logging

Digital Toggle Switches


25 resistive SIGMA LT load banks can be networked together as standard.

The following resistive load banks are available with SIGMA LT Control: 3010, 3020, 3040, 2705, 2755, 2805, 2905 and selected trailer mounted units.

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