Interchangeable with Cardinal model SCA. Stainless steel compression cell 4" dia, 7.25" tall, 1.75" dia, button on both ends. NTEP 04-081 IIIL M 10,000 div 2 mv/v, 0.03% combined error. 1150/1050 ohms, 50 ft 4 cond cable, stainless steel, IP67