Thermal Unit Trip Class 20 Overload Protection Type Melting Alloy Full Load Current 28.8 to 30.4 A 29.7 to 32.1 A 36.2 to 39.1 A NEMA Size 0 00 1 1P 2 Frame Size B S Compatible with Grainger Part Number 11W21 11W228 11W233 11W24 11W25 2CG8 48P834 4DF19 4DF22 4DF23 Compatible with Manufacturer Model Number 8911DPSG42V09 8911DPSG43V06 8911DPSG43V09 8911DPSG52V09 8911DPSG53V06 8911DPSG53V09 8911DPSO42V09 8911DPSO43V14 8911DPSO53V02 9065SEO8