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DESIGN A SWITCH TO MEET YOUR NEEDS
SERIES 20 ROTARY SWITCHES
3 2 CONTACTS POS. 0 1 2 4 6 8 1 0 1 2 1 4 1 6 1 8 2 0 113 5 7 9 11 13 15 17 19 2 4 3 4 5 5 6 7 8 9 1 0 3 2 CONTACTS POS. 0 1 2 4 6 8 1 0 1 2 1 4 1 6 1 8 2 0 2 2 2 4 2 6 2 8 3 0 3 2 3 4 3 6 3 8 4 0 4 2 4 4 113 5 7 9 11 13 15 17 19 21 23 25 27 29 31 33 35 37 39 41 43 2 4 3 4 5 5 6 7 6 7 8 8 9 9 10 11 1 0     1 1 Indexing Contact Diagram Ordering Information Maintained Action Rotary Switches Description B = Oval Shank C = Round Knurled D = Pistol-Grip E = Removable Handle 20K    -41          -A1 1 = 1 2 = 2 0 = W/Off 5 = No Off No. Of Poles On / Off TEN-THROW ELEVEN -THROW 3 2 CONTACTS POS. 1 2 4 6 8 1 0 1 2 1 4 1 6 1 8 2 0 2 2 2 4 113 5 7 9 11 13 15 17 19 21 23 2 4 3 4 5 5 6 7 8 9 1 0 6 1 1    1 2 TWELVE-THROW B = Oval Shank C = Round Knurled D = Pistol-Grip E = Removable Handle 20K    -42          -A1 51 = 1 52 = 2 No. Of Poles B = Oval Shank C = Round Knurled D = Pistol-Grip E = Removable Handle 20K    -40 A1 = A1 C1 = C1 (see at left) 1 = 1 2 = 2 0 = W/Off 5 = No Off Indexing No. Of Poles On / Off C1 W/Off 0 1 2 8 7 3 6 4 5 9 10 1 2 3 9 8 4 7 5 6 10 A1 W/Off A1 No Off 0 1 2 8 7 3 6 4 5 9 10 11 1 2 3 9 8 4 7 5 6 10 11 A1 W/Off 1 2 3 9 8 4 7 5 6 10 11 12 A1 A1 No Off 0 6 7 4 5 8 9 10 3 2 1 A1 = A1 (see at left) Indexing A1 = A1 (see at left) Indexing