Fangrui Product Details Universal Fit: Designed For A Broad Array Of Refrigerators, The Micro-type P-711 Is Compatible With Models Including But Not Limited To S1521, S1531, S1621, S1631, And Up To Rm7832. This Extensive Compatibility Ensures It Meets The Needs Of Most Rv Refrigeration Systems. Direct : Effortlessly Existing Black Box Boards With Part Numbers Starting With 293. Compatible Replacements Include 2931842.01 Through 2931843.04, And Others Like 2932691.017 And 2932881.010, Making It A Versatile Solution For Refrigerator Repairs. Advanced Features: Equipped With Automatic System Detection And Built-in Temperature Adjustment, The Micro-type P-711 Offers Surge Protection And A Sophisticated Thermocouple Circuit. It Supports Both Fixed-temp And Adjustable-temperature Units, Enhancing Food Preservation. Durable Construction: Made With High-grade Materials, The Micro-type P-711 Control Board Is Moisture-resistant, Ensuring Reliable Performance And Longevity In Various Environmental Conditions. Its Built