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Company Overview

Kepware Technologies is a private software development company headquartered in Portland, Maine. Kepware provides a portfolio of software solutions to help businesses connect diverse automation devices and software applications. From plant floor to wellsite to windfarm, Kepware serves a wide range of customers in a variety of international vertical markets including Manufacturing, Oil & Gas, Building Automation, Power Distribution, and more. Established in 1995 and now distributed in more than 100 countries, Kepware’s software solutions help thousands of businesses improve operations and decision making.

Learn more at, and take an inside look at the company and its culture through the Kepware Corporate Overview video available here. 

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Product Information

Kepware’s support for the WITS communications protocol sits on top of the existing DNP3 Ethernet and Serial communication drivers. KEPServerEX is the foundation for Kepware’s WITS-DNP3 drivers, and provides access to more than 150 other protocols and communication options that allow communications with devices and systems from all major automation vendors. Thus, KEPServerEX provides a single, consistent interface through which users can maximize equipment performance and application connectivity. These communication options can be combined to provide the exact solution needed, while delivering a scalable architecture to meet future requirements.

Driver Features

  • Communication Serialization to Limit Data Transmission (DNP Ethernet Driver)
  • Supports for 1024 DNP Devices Ethernet Encapsulation (DNP Serial Driver)
  • Advanced Time Synchronization (DNP Serial Driver)
  • Supports Individual Event Class Polling
  • Supports Integrity Polling
  • Supports Advanced Time Synchronization (DNP Serial Driver)
  • Supports Event Playback
  • Supports Direct Operate or Select then Operate Sequence
  • Supports WITS-DNP3
  • Supports WITS Asset Management/Device Information
  • Supports WITS Security (Authentication)
  • Supports WITS Data Sets
  • Supports Analog State, Counter State Changes, and Binary State Changes
  • Supports Field Device Health Check and Alarm Inhibit Changes
  • Supports Unsolicited Messaging with Event Class

Important Links

Learn more about the KEPServerEX Communications Platform

Learn more about the DNP 3.0 Server Suite

Download the DNP Master Serial Device OPC Server

Download the DNP Master Ethernet OPC Server

Press Releases

Kepware Developing WITS Support for DNP3 to Deliver Water Industry Telemetry Standards

Kepware Releases the Water Industry Telemetry Standard (WITS) for DNP3.0 Drivers

Kepware Technologies Contact Information

Phone: +1 207 775-1660
Fax: +1 207 775-1799

400 Congress Street
4th Floor
Portland, Maine 04101
United States


(.docx version: Member profile – Kepware)