Can I use universal O-rings instead

replacing the obsolete Lochinvar FAN3034

For full 10kW heating capacity

This is a potential start relay

Key Benefits for Technicians: Direct Compatibility: Provides an exact fit for HVAC shaft assemblies originally utilizing the Trane BRG0385

Copeland 971-0072-00 Module Protector 326058-756 Can I use universal O-ringsThe Copeland 971 0072 00 Module Protector is a critical electronic safety component engineered to provide robust compressor protection in demanding industrial and commercial HVACR applications. Designed for seamless integration into Copeland compressor control systems, this solid state module protector monitors line conditions to prevent damage from voltage surges, electrical transients, and abnormal load conditions. By isolating sensitive electronic