Devar Inc. has been manufacturing monitoring, control and data acquisition instrumentation for nearly 40 years. Our vast line includes: temperature transmitters, power supplies, loop powered indicators, 1/8 Din indicators/controllers, signal isolators, signal converters, alarms & annunciators, pneumatic instrumentation, pH instrumentation, signal conditioners, signal calibrators, sensors, paperless data loggers, level instrumentation and water/wastewater products. Devar offers a 5 Year Warranty on their products which can be delivered in 48 hours to a week of receiving an order