Gottlieb flipper coil windings (power/hold)
A-5141 (green): about 1.7 ohms power side, the standard EM flipper; A-5141 with a yellow dot (high-power EM flipper) about 1.0 ohm power side; the hold side of both is printed as 6 ohms. A-17875 (yellow): windings 24-560 and 31-1100, 2.8 and 40 ohms. A-20095 (red, super flipper): 22-450 and 31-900, 1.55 and 35.5 ohms. A-24161 (blue S, small flipper): 23-520 and 31-1050, 2.2 and 40 ohms. Power then hold, marked new in the table: A-25959 red, 22-445 and 30-1225 (3.85 and 202 ohms); A-26646 blue, 25-725 and 33-3470 (4.57 and 201); A-27642 yellow, 27-950 and 33-3700 (9.1 and 203); A-28740 tan, 26-790 and 33-3600 (6.02 and 207); A-29876 orange, 23-560 and 33-3325 (2.36 and 202). Marked old: A-27643 and A-30468, white, 28-960 and 33-4700 (11.59 and 269). A-31272 blue, 30-2200 and 34-3575 (44.8 and 268).
Systems
Related tips
- An EM flipper coil is two windings
- Gottlieb high-power "yellow dot" flipper coils
- Stronger flipper coils for Gottlieb EMs
- Gottlieb large flipper coils by wrapper colour
- Gottlieb yellow-dot A-5141 flipper coils
- Gottlieb and post-1962 Williams EM flipper coil strengths (30 V)
- How an EM flipper coil and its EOS switch work
- Gottlieb EM flipper rebuild parts
Source: Repairing Electro-Mechanical (EM) Coin Operated Games to 1978, Part Two, Clay Harrell (pinrepair.com)