Replaces Part Numbers: 53605, 32016, VS501, 30042, 30344, 30382, BAL32016, BAL53605, 9711-101, 52016, -30344A, 25-250-0344, 59-138-1071, 59-238-1000, 59-138-1070, 5-60-8007, 34-0202-K, 5-60-8013, 34-0202A-K, 25-200-1005, SG32016, 30344KIT, X801830. Compatible Models: Compatible with Spa M7 System, 30042, 30382, 32016, 30344. Features: This hot tub sensor provides a solution for "H" and "SN" error codes and spa temperature limit issues, as well as various other error code malfunctions. Simple design for easy installation. Requires only basic tools. Direct replacement. Reliable Materials: This replacement temperature and high limit sensor features a 24-inch cable, 1/4-inch bulb, and 2-pin connector. Constructed from durable materials for reliable performance in various conditions. Minor texture or color variations may occur but do not affect functionality. Color: As shown in photo. Material: Plastic. Package Contents: 1 x Hot Tub Sensor. Note: Light reflection and differences in display screens may cause slight color variations between the product image and the actual item. Measurement may vary by +/- 1-3 cm.