All about motors and gearheads

RS345 DC Motors PMDC Compact & Geared Motors

  • Motor Coding System
1. Motor Dia. 2. Less Shaft Motor Length 3. Voltage
3 30mm (1.181″) 2 50.1 (1.972″) A 12V
3 52.2 (2.055″) B 24V
4 58.5 (2.303″) C Other
4. Bearing 5. Connector Optional 6. Gear Ratio
X Ball T Terminal O 1/6.3 P 1/9.9
Y Motor-Oilless Meta, Gear box-ball L Lead Wire Q 1/19.5 R 130.9
Z Motor-Ball, Gear box-oilless Metal S 1/60.5 T 1/95.9
U 1/187.7 V 1/297.5
W 1/581.8
  • Permissible Torque of Gearbox
Type Gear Ratio 6.3 9.9 19.5 30.9 60.5 95.9 187.7 297.5 581.8
RS32B[ ][ ][ ] No Load rpm 1230 783 397 251 128 81 41 26 13
N-m 0.06 0.08 0.16 0.22 0.44 0.62 1.22 1.23 1.23
oz-in 7.9 11.2 22.1 31.6 61.8 88.2 172.6 174.8 174.8
kgf×cm 0.57 0.81 1.6 2.28 4.46 6.36 12.44 12.6 12.6
RS33B[ ][ ][ ] No Load rpm 1291 821 417 263 134 85 43 27 14
N-m 0.07 0.1 0.2 0.28 0.56 0.79 1.23 1.23 1.23
oz-in 10.1 14.3 28.2 40.2 78.7 112.3 174.8 174.8 127.974
kgf×cm 0.73 1.03 2.03 2.9 5.67 8.09 12.6 12.6 12.6
RS34B[ ][ ][ ] No Load rpm 1613 1026 521 329 168 106 54 34 17
N-m 0.09 0.13 0.26 0.36 0.71 1.02 1.23 1.23 1.23
oz-in 13 18.4 36.2 51.7 101.2 144.3 174.8 174.8 174.8
kgf×cm 0.84 1.33 2.61 3.72 7.29 10.4 12.6 12.6 12.6
  • Motor Coding System
1. Motor Dia. 2. Less Shaft Motor Length 3. Voltage
4 40mm (1.575″) 2 78.8 (3.102″) A 12V
3 88.4 (3.480″) B 24V
4 93.5 (3.681″) C Other
5 101.1 (3.98″)
6 110.0 (4.331″)
4. Bearing 5. Connector Optional 6. Gear Ratio
X Ball T Terminal A 1/5.9 B 1/11.5
Y Motor-Oilless Meta, Gear box-ball L Lead Wire C 1/19.7 D 1/38.3
Z Motor-Ball, Gear box-oilless Metal E 1/65.5 F 1/127.8
G 1/218.4 H 1/425.9
I 1/728.1 J 1/419.8
  • Permissible Torque of Gearbox
Type Gear Ratio 5.9 11.5 19.7 38.3 65.5 127.8 218.4 425.9 728.1 1419.8
RS42B[ ][ ][ ] No Load rpm 1189 610 356 183 107 55 32 16 10 5
N-m 0.07 0.15 0.23 0.44 0.67 1.31 2.02 2.12 2.12 2.12
oz-in 10.6 20.7 31.9 62 95.4 186.2 286.3 299.7 299.7 299.7
kgf×cm 0.76 1.49 2.3 4.47 6.68 13.42 20.63 21.6 21.6 21.6
RS43B[ ][ ][ ] No Load rpm 1016 521 304 156 91 47 27 14 8 4
N-m 0.15 0.3 0.46 0.9 1.39 2.12 2.12 2.12 2.12 2.12
oz-in 21.9 42.7 65.8 127.9 196.8 299.7 299.7 299.7 299.7 299.7
kgf×cm 1.58 3.07 4.74 9.21 14.18 21.6 21.6 21.6 21.6 21.6
RS44B[ ][ ][ ] No Load rpm 1043 535 312 161 94 48 28 14 8 4
N-m 0.2 0.39 0.61 1.18 1.81 2.12 2.12 2.12 2.12 2.12
oz-in 28.5 55.6 85.7 166.6 256.4 299.7 299.7 299.7 299.7 299.7
kgf×cm 2.05 4.01 6.18 12.01 18.48 21.6 21.6 21.6 21.6 21.6
RS45B[ ][ ][ ] No Load rpm 1076 552 322 166 97 50 29 15 9 4
N-m 0.23 0.45 0.69 1.34 2.06 2.12 2.12 2.12 2.12 2.12
oz-in 32.5 63.3 97.7 189.9 292.2 299.7 299.7 299.7 299.7 299.7
kgf×cm 2.34 4.56 7.04 13.68 21.06 21.06 21.06 21.06 21.06 21.06
RS46B[ ][ ][ ] No Load rpm 833 427 250 128 75 38 23 12 7 3
N-m 0.32 0.62 0.96 1.86 2.12 2.12 2.12 2.12 2.12 2.12
oz-in 45.1 87.9 135.5 263.5 299.7 299.7 299.7 299.7 299.7 299.7
kgf×cm 3.25 6.33 9.77 18.99 21.6 21.6 21.6 21.6 21.6 21.6
  • Motor Coding System
1. Motor Dia. 2. Less Shaft Motor Length 3. Voltage
5 50mm (2.216″) 1 109.9 (4.327″) A 12V
2 115.90 (4.563″) B 24V
C Other
4. Bearing 5. Connector Optional 6. Gear Ratio
X Ball T Terminal A 1/5.9
Y Motor-Oilless Meta, Gear box-ball L Lead Wire C 1/19.7
Z Motor-Ball, Gear box-oilless Metal E 1/65.5
  • Permissible Torque of Gearbox
Type Gear Ratio 5.9 19.7 65.5
RS51B[ ][ ][ ] No Load rpm 717 215 65
N-m 0.27 0.82 2.12
oz-in 38.46 115.59 299.74
kgf×cm 2.77 8.33 21.6
RS52B[ ][ ][ ] No Load rpm 693 207 62
N-m 0.43 1.29 21.12
oz-in 61.01 183.35 299.74
kgf×cm 4.4 13.21 21.6