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Uses Modbus protocol to provide communication between a computer and select Tripp Lite 3-phase UPS systems via RS-485 interface.
  • Internal Modbus management accessory card is easy to install and set up
  • Implements Modbus RTU protocol
  • Provides Read Holding Registers, Write Single Registers and other Modbus functions
  • Communicates with a connected computer or laptop via RS-485 serial interface
  • Works only with SVX, SV, S3MX and SVTX 3-phase UPS systems
  • 2-year limited warranty


This programmable Modbus card installs into select 3-phase UPS systems, allowing the UPS to communicate with a computer via RS-485 serial interface. The MODBUSCARDSV implements Modbus RTU protocol within Building Management Systems (BMS) and Industrial Automation Systems (IAS). It provides certain Modbus functions, such as Read Holding Registers and Write Single Registers. Dual sets of DIP switches (eight to a set) support Card ID and RS-485 configurations. compatible with SV Series (208V modular),  SVX Series (400V modular), and 400V Monoblock SVTX, S3MX/XD Series UPS systems for status monitoring, configuration, control and email notifications.

System Requirements

  • SVTX (400V), SVX (400V), SV (208V) and S3M (400V) Series 3-Phase UPS systems

Package Includes

  • MODBUSCARDSV Programmable RS-485 Management Accessory Card
  • Owner’s manual
RoHS compliant


UPC Code037332241351
Shipping Dimensions (hwd / in.)1.89 x 6.54 x 4.89
Shipping Weight (lbs.)0.44
Unit Dimensions (hwd / in.)1.300 x 2.640 x 5.080
Unit Weight (lbs.)0.18
Product ComplianceRoHS
Product Warranty Period (Worldwide)2-year limited warranty

Questions & Answers

Need help with your purchase?
We're always available to help with questions, including product selection, sizing, installation and product customization. Call us at +1 773-869-1776 or email