Fuse letter codes

Fast-blow: 3AG, AGC (glass), ABC (ceramic), AGX (for electronics), MKB (low resistance), SFE (glass), GMA (5 x 20 mm). Slow-blow: 3AGSB, ANB, ASB, MSL, MDL (glass), MDA (ceramic), MDQ (dual element), GDC (5 x 20 mm). Different codes can be substituted as long as the fast or slow type, amps and volts are right.

Systems

• Williams System 3
• Williams System 4
• Williams System 6 / 6A
• Williams System 7
• Williams System 9
• Williams System 11
• Williams System 11A
• Williams System 11B
• Williams System 11C
• WPC Alpha-Numeric
• WPC Dot Matrix
• WPC Fliptronics
• WPC DCS
• WPC-Security (WPC-S)
• WPC-95
• Bally MPU AS-2518-17
• Bally MPU AS-2518-35
• Stern MPU-100
• Stern MPU-200
• Bally 6803
• Gottlieb System 1
• Gottlieb System 80
• Gottlieb System 80A
• Gottlieb System 80B
• Gottlieb System 3
• Data East CPU Version 1/2
• Data East CPU Version 3
• Data East/Sega CPU Version 3b
• Capcom
• Electro-mechanical

Related tips

• Checking a fuse properly
• Where the fuses are
• Fuse rating rules
• Fuses to keep for EM games
• Use the exact fuse type and rating
• Testing a fuse properly
• Where EM fuses are
• Test every fuse out of its holder

Source: Pinball Machine Care & Maintenance, Bernard B. Kamoroff (Bell Springs Pinball Alley)