Viessmann 7838384 R-134A this module provides reliable diagnostic

this module provides reliable diagnostic feedback to streamline field repairs

it is a single-phase (1PH) motor and should be wired according to the provided diagram for single-phase power supply only

Includes direct-fit OEM Reznor components to maintain system integrity and safety

This OEM furnace electric heating element is a high-resistance component engineered for mobile home electric furnaces and package units

Key Benefits OEM Precision: Guaranteed 110°F close/90°F open thresholds for optimized blower cycling and energy efficiency

Viessmann 7838384 R-134A this module provides reliable diagnosticThe Viessmann 7838384 is a direct replacement Control Console WB2B 19 60 specifically engineered for the Vitodens 200 W WB2B series boilers. Designed for precise integration with units ranging from 19 to 60 kW, this on board control unit serves as the central intelligence for your hydronic system. It manages critical functions including weather compensated operation, flame modulation, and multi temperature circuit management. This console features an