DS421

Multiuser Error Calculator

DSA400

Display unit

STM4000

Basic module

STM41x0

Test voltage module

STM4200

Communication module

STM6000

Basic module

STM61x0

Test voltage module

STM6200

Communication module CL0

STM6210

Communication module M-Bus slave

STM6220

Communication module IR

STM6230

Communication module RS485

STM6240

Communication module RS232

STM6250

Communication module EDL

STM6290

Communication module for Basiszähler (electrical energy meter)

STM6291

Communication module for TK2020-02

STM6x00

Transmitter/Receiver module

ZERA is a leading supplier of high-quality DC measurement systems. DC current is used in many applications, and reliable measurements are essential for accurate readings. Our DC measurement systems are designed to provide unparalleled accuracy and precision, so companies can have complete confidence in their measurements. Only the highest quality materials are used in the manufacture of our products to ensure they meet the strictest quality standards. With our commitment to innovation and customer satisfaction, ZERA is the premier source for high-quality DC measurement systems.

Our products are designed to meet the needs of a wide range of industries and applications, including utilities, meter manufacturers, calibration bodies, operators or manufacturers of charging stations e-vehicles. Our systems offer features such as metrological testing, functional testing and extensive communication analysis.