All about motors and gearheads

RM345 OEM Gearboxes PMDC Compact & Geared Motors

1. Gearhead Type 2. Motor Length In. (mm) 3. Voltage DC
SG4 Type 2 1.827 (46.4) A 12V
SP4 Type 3 2.205 (56.0) B 24V
SR4 Type 4 2.406 (61.1) C Other
SQ4 Type 5 2.705 (68.7)
6 77.6 (3.055)
4. Gear Ratio 5. Connector Optional 6. Output Shaft
395.7 ~ 3105.2 T Terminal M Key & D cut
L Lead Wire K Key
D D cut
  • Permissible Torque of Gearbox
Type Gear Ratio 395.7 1218.1 1412.5 1620.7 1709.9 3238.2
SG42B[ ][ ] No Load rpm 17.7 5.8 5 4.3 4.1 2.2
N-m 4.07 11.28 13.08 15.01 15.83 29.98
oz-in 576.4 1596.9 1851.9 2124.8 2241.8 4245.2
kgf×cm 41.54 115.08 133.45 153.12 161.55 305.92
SG43B[ ][ ] No Load rpm 15.1 4.9 4.2 3.7 3.5 1.9
N-m 8.4 23.26 26.97 30.95 32.65 33.81
oz-in 118.8 3293.8 3819.5 4382.4 4623.6 4787.5
kgf×cm 85.67 237.36 275.24 315.81 333.19 345
SG44B[ ][ ] No Load rpm 15.5 5.1 4.4 3.8 3.6 1.9
N-m 10.94 30.31 33.81 33.81 33.81 33.81
oz-in 1549.2 4292 4787.5 4787.5 4787.5 4787.5
kgf×cm 111.64 309.29 345 345 345 345
SG45B[ ][ ] No Load rpm 16 5.2 4.5 3.9 3.7 2
N-m 12.47 33.81 33.81 33.81 33.81 33.81
oz-in 1765.3 4787.5 4787.5 4787.5 4787.5 4787.5
kgf×cm 127.21 345 345 345 345 345
SG46B[ ][ ] No Load rpm 12.4 4 3.5 3 2.9 1.5
N-m 17.3 33.81 33.81 33.81 33.81 33.81
oz-in 2449.8 4787.5 4787.5 4787.5 4787.5 4787.5
kgf×cm 176.54 345 345 345 345 345
  • Permissible Torque of Gearbox
Type Gear Ratio 32.4 73.5 148.8 253 747.5 3105.2
SP42B[ ][ ] No Load rpm 216.5 95.4 47.1 27.7 9.4 2.3
N-m 0.37 0.84 1.53 2.6 6.92 11.27
oz-in 52.5 118.9 216.8 368.6 980 1595.8
kgf×cm 3.78 8.57 15.62 26.56 70.62 115
SP43B[ ][ ] No Load rpm 185 81.5 4o0.3 23.7 8 1.9
N-m 0.76 1.73 3.16 5.37 11.27 11.27
oz-in 108.1 245.3 447.1 760.2 1595.8 1595.8
kgf×cm 7.79 17.68 32.22 54.78 115 115
SP44B[ ][ ] No Load rpm 189.8 83.7 41.3 24.3 8.2 2
N-m 1 2.03 4.11 7 11.27 11.27
oz-in 141 287.8 582.5 990.5 1595.8 1595.8
kgf×cm 10.16 20.74 41.98 7.138 115 115
SP45B[ ][ ] No Load rpm 195.9 86.4 42.7 25.1 8.5 2
N-m 1.13 2.57 4.69 7.97 11.27 11.27
oz-in 160.6 364.3 663.9 1128.7 1595.8 1595.8
kgf×cm 11.57 26.25 47.84 81.34 115 115
SP46B[ ][ ] No Load rpm 151.7 66.9 33 19.4 6.6 1.6
N-m 1.57 3.57 6.51 11.06 11.27 11.27
oz-in 222.9 505.7 921.3 1566.4 1595.8 1595.8
kgf×cm 16.06 36.44 66.39 112.88 115 115
  • Permissible Torque of Gearbox
Type Gear Ratio 58.8 62.5 124.9 144 192
SR42B[ ][ ] No Load rpm 119.3 11.2 56.2 48.7 36.5
N-m 0.75 0.79 1.43 1.65 2.19
oz-in 105.7 112.4 202.2 233.1 310.7
kgf×cm 7.62 8.1 14.57 16.8 22.39
SR43B[ ][ ] No Load rpm 101.9 95.9 48 41.6 31.2
N-m 1.54 1.64 2.94 3.39 4.53
oz-in 218.1 231.9 217 480.7 641
kgf×cm 15.72 16.71 30.05 34.64 46.19
SR44B[ ][ ] No Load rpm 104.6 98.4 49.2 42.7 32
N-m 2.01 2.13 3.84 4.42 5.9
oz-in 284.2 302.1 543.3 626.4 835.2
kgf×cm 20.48 21.77 39.15 45.14 60.19
SR45B[ ][ ] No Load rpm 108 101.6 50.8 44.1 33.1
N-m 2.29 2.43 4.37 5.04 6.72
oz-in 323.9 344.3 619.2 713.8 951.7
kgf×cm 23.34 24.81 44.62 51.44 68.58
SR46B[ ][ ] No Load rpm 83.6 78.7 39.4 34.1 25.6
N-m 3.17 3.37 6.07 7 9.33
oz-in 449.5 477.8 857.3 990.5 1320.8
kgf×cm 32.39 34.43 61.92 71.38 95.18
  • Permissible Torque of Gearbox
Type Gear Ratio 38.5 68.4 148.8 192 225 253 517.6 747.5 1240.2 3105.2
SQ42B[ ][ ] No Load rpm 182.2 102.6 48.7 41.5 36.5 31.2 15.8 13.6 8.3 5.7
N-m 0.44 0.78 1.65 1.93 2.2 2.57 4.57 5.33 8.69 12.76
oz-in 62.3 110.7 233.1 273.5 311 364.1 646.7 754.1 1230.6 1806.6
kgf×cm 4.49 7.98 16.8 19.71 22.41 26.24 46.6 54.34 88.68 130.19
SQ43B[ ][ ] No Load rpm 155.7 87.6 41.6 35.5 31.2 26.6 13.5 11.6 7.1 4.8
N-m 0.91 1.61 3.39 3.98 4.53 5.3 9.42 10.98 14.21 14.21
oz-in 128.5 228.3 480.7 564.2 641.2 751.2 1334 1555.2 2012.1 2012.1
kgf×cm 9.26 16.45 34.64 40.66 46.21 54.13 96.13 112.07 145 145
SQ44B[ ][ ] No Load rpm 159.8 89.9 42.7 36.4 32 27.3 13.9 11.9 7.3 5
N-m 1.18 2.1 4.42 5.19 5.9 6.91 12.28 14.21 14.21 14.21
oz-in 167.5 297.5 626.4 735.2 835.7 978.7 1738.2 2012.1 2012.1 2012.1
kgf×cm 12.07 21.44 45.14 52.98 60.22 50.53 125.26 145 145 145
SQ45B[ ][ ] No Load rpm 164.9 92.8 44.1 37.6 33 28.2 14.3 12.3 7.5 5.1
N-m 1.35 2.39 5.04 5.92 6.72 7.88 13.99 14.21 14.21 14.21
oz-in 190.8 339 713.8 837.7 952.2 1115.3 1980.8 2012.1 2012.1 2012.1
kgf×cm 13.75 24.43 51.44 60.37 68.62 80.37 142.74 145 145 145
SQ46B[ ][ ] No Load rpm 127.7 71.9 34.1 34.1 25.6 21.8 11.1 9.5 5.8 4
N-m 1.87 3.32 7 8.21 9.33 10.93 14.21 14.21 14.21 14.21
oz-in 264.9 470.6 990.5 1162.6 1321.5 1547.8 2012.1 2012.1 2012.1 2012.1
kgf×cm 19.09 33.91 71.38 83.78 95.23 111.54 145 145 145 145