the 68J24 is the official updated part number and direct technical substitute for the 100483-29 model

Built to withstand the high-voltage demands of residential electronic air cleaners

How do I verify if the relay is energized

3/8" x 4" Bulb

Common Questions Is the 314-453 kit compatible with both AC and DC models

Tekmar Controls 403 Control 324846-701 the 68J24 is the officialThe Tekmar Controls 403 is a sophisticated 24Vac tN2 House Control designed for multi zone hydronic systems requiring high precision management of outdoor temperature reset and indoor temperature feedback. This microprocessor based hub effectively coordinates boiler control, domestic hot water (DHW), and mixing valve operations through a centralized tekmarNet 2 bus. Built to drive up to 4 zone pumps on board, the 403 supports single stage, two stage,