three 0.159 in. mtg holes spaced on corners of isosceles triangle, base 0.625 in., altutude 1.446 in.; solder lug terminals; input 20-30 vdc; 10 amps resistive at 115 vac/28 vdc; 8 amps inductive at 115 vac/28 vdc; 4 amps motor
2a thread class right-hand 3.875" overall length 2.000" overall width 32 thread quantity per inch items furnished as accessories -mounting plate unc thread series