Description
The Laars Heating Systems R0021300 is an OEM replacement control transformer engineered to deliver dependable, low-voltage power to the control circuits of Laars boilers and heating systems. Stepping down 120V primary voltage to a 24V secondary output at a 40VA capacity, this transformer ensures your system’s controls, thermostats, and safety devices receive clean, stable power for consistent operation.
Key Features
- Primary voltage: 120V AC
- Secondary voltage: 24V AC
- VA rating: 40VA
- OEM replacement part for compatible Laars heating systems
- Provides stable low-voltage power to boiler control circuits
- Supports thermostats, zone controls, and safety device operation
- Direct drop-in replacement for simplified installation
Application
Designed as a genuine OEM replacement, the R0021300 transformer is ideal for HVAC technicians and service professionals maintaining or repairing Laars boilers and hydronic heating equipment. Its 40VA capacity is well-suited for powering standard 24V control boards, thermostats, and associated safety circuits.
Why Choose OEM?
Using an OEM-specified transformer like the Laars R0021300 ensures compatibility, correct VA sizing, and long-term reliability — reducing the risk of nuisance trips, control failures, or premature component wear in your heating system.
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