Product details:
Circuit Breaker, 285 Series, 150A, Mfg# 7189, Rectangular surface mount, thermal, Type Iii, manual reset/switchable, won't reset w/ short, 3000 Amp interrupt, 48 VDC Max. 2.9"h x 1.9"w x 1.78"d; 1/4"-28 stud.