Tecumseh 8300MRAC19 Overload 321702-401 The Johnson Controls DMPR-RS312 is

The Johnson Controls DMPR-RS312 is a high-performance 212-degree fusible link engineered for critical fail-safe activation in fire and smoke damper assemblies

Industrial Durability: Rugged high-quality plastic housing offers resistance to chemicals

While primarily found in commercial packaged units and air handlers

What is the difference between the V4055A1296 and the V4055A1098

Tecumseh 8300MRAC19 Overload 321702-401 The Johnson Controls DMPR-RS312 isThe Tecumseh 8300MRAC19 Overload is a precision engineered thermal protector designed specifically for compressor motor protection in light commercial and residential refrigeration units. As a high performance thermal overload relay, this component monitors both current draw and operational temperature to prevent winding failure during locked rotor or high head pressure conditions. For a veteran technician, this is a standard compressor replacement