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SG37555 DC Gearmotors - Round

SG37555 Series

SG37-DC555 combines the DC555 brushed motor with a 37 mm round spur gearbox. The listed configurations use a 6 mm output shaft and cover several reduction ratios.

Product Highlights

  • Motor voltages: 12 V, 24 V
  • Listed gear ratios: 10–2430:1
  • Gearbox diameter: 37 mm
  • Output shaft diameter: 6 mm

Customization Available

  • Custom output shaft dimensions and features
  • Motor voltage and winding options
  • Gear ratios
  • Mounting and mechanical integration

Product Specifications

ModelSG37555-123000-10KSG37555-123000-20KSG37555-123000-30KSG37555-123000-40KSG37555-123000-60KSG37555-123000-90KSG37555-123000-100KSG37555-123000-120KSG37555-123000-180KSG37555-123000-270KSG37555-123000-300KSG37555-123000-540KSG37555-123000-810KSG37555-123000-1080KSG37555-123000-1620KSG37555-123000-2430KSG37555-124500-10KSG37555-124500-20KSG37555-124500-30KSG37555-124500-40KSG37555-124500-60KSG37555-124500-90KSG37555-124500-100KSG37555-124500-120KSG37555-124500-180KSG37555-124500-270KSG37555-124500-300KSG37555-124500-540KSG37555-124500-810KSG37555-124500-1080KSG37555-124500-1620KSG37555-124500-2430KSG37555-126000-10KSG37555-126000-20KSG37555-126000-30KSG37555-126000-40KSG37555-126000-60KSG37555-126000-90KSG37555-126000-100KSG37555-126000-120KSG37555-126000-180KSG37555-126000-270KSG37555-126000-300KSG37555-126000-540KSG37555-126000-810KSG37555-126000-1080KSG37555-126000-1620KSG37555-126000-2430KSG37555-243000-10KSG37555-243000-20KSG37555-243000-30KSG37555-243000-40KSG37555-243000-60KSG37555-243000-90KSG37555-243000-100KSG37555-243000-120KSG37555-243000-180KSG37555-243000-270KSG37555-243000-300KSG37555-243000-540KSG37555-243000-810KSG37555-243000-1080KSG37555-243000-1620KSG37555-243000-2430KSG37555-244500-10KSG37555-244500-20KSG37555-244500-30KSG37555-244500-40KSG37555-244500-60KSG37555-244500-90KSG37555-244500-100KSG37555-244500-120KSG37555-244500-180KSG37555-244500-270KSG37555-244500-300KSG37555-244500-540KSG37555-244500-810KSG37555-244500-1080KSG37555-244500-1620KSG37555-244500-2430KSG37555-246000-10KSG37555-246000-20KSG37555-246000-30KSG37555-246000-40KSG37555-246000-60KSG37555-246000-90KSG37555-246000-100KSG37555-246000-120KSG37555-246000-180KSG37555-246000-270KSG37555-246000-300KSG37555-246000-540KSG37555-246000-810KSG37555-246000-1080KSG37555-246000-1620KSG37555-246000-2430K
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Series ModelSG37555SG37555SG37555SG37555SG37555SG37555SG37555SG37555SG37555SG37555SG37555SG37555SG37555SG37555SG37555SG37555SG37555SG37555SG37555SG37555SG37555SG37555SG37555SG37555SG37555SG37555SG37555SG37555SG37555SG37555SG37555SG37555SG37555SG37555SG37555SG37555SG37555SG37555SG37555SG37555SG37555SG37555SG37555SG37555SG37555SG37555SG37555SG37555SG37555SG37555SG37555SG37555SG37555SG37555SG37555SG37555SG37555SG37555SG37555SG37555SG37555SG37555SG37555SG37555SG37555SG37555SG37555SG37555SG37555SG37555SG37555SG37555SG37555SG37555SG37555SG37555SG37555SG37555SG37555SG37555SG37555SG37555SG37555SG37555SG37555SG37555SG37555SG37555SG37555SG37555SG37555SG37555SG37555SG37555SG37555SG37555
Combination Display ModelSG37555-123000-10KSG37555-123000-20KSG37555-123000-30KSG37555-123000-40KSG37555-123000-60KSG37555-123000-90KSG37555-123000-100KSG37555-123000-120KSG37555-123000-180KSG37555-123000-270KSG37555-123000-300KSG37555-123000-540KSG37555-123000-810KSG37555-123000-1080KSG37555-123000-1620KSG37555-123000-2430KSG37555-124500-10KSG37555-124500-20KSG37555-124500-30KSG37555-124500-40KSG37555-124500-60KSG37555-124500-90KSG37555-124500-100KSG37555-124500-120KSG37555-124500-180KSG37555-124500-270KSG37555-124500-300KSG37555-124500-540KSG37555-124500-810KSG37555-124500-1080KSG37555-124500-1620KSG37555-124500-2430KSG37555-126000-10KSG37555-126000-20KSG37555-126000-30KSG37555-126000-40KSG37555-126000-60KSG37555-126000-90KSG37555-126000-100KSG37555-126000-120KSG37555-126000-180KSG37555-126000-270KSG37555-126000-300KSG37555-126000-540KSG37555-126000-810KSG37555-126000-1080KSG37555-126000-1620KSG37555-126000-2430KSG37555-243000-10KSG37555-243000-20KSG37555-243000-30KSG37555-243000-40KSG37555-243000-60KSG37555-243000-90KSG37555-243000-100KSG37555-243000-120KSG37555-243000-180KSG37555-243000-270KSG37555-243000-300KSG37555-243000-540KSG37555-243000-810KSG37555-243000-1080KSG37555-243000-1620KSG37555-243000-2430KSG37555-244500-10KSG37555-244500-20KSG37555-244500-30KSG37555-244500-40KSG37555-244500-60KSG37555-244500-90KSG37555-244500-100KSG37555-244500-120KSG37555-244500-180KSG37555-244500-270KSG37555-244500-300KSG37555-244500-540KSG37555-244500-810KSG37555-244500-1080KSG37555-244500-1620KSG37555-244500-2430KSG37555-246000-10KSG37555-246000-20KSG37555-246000-30KSG37555-246000-40KSG37555-246000-60KSG37555-246000-90KSG37555-246000-100KSG37555-246000-120KSG37555-246000-180KSG37555-246000-270KSG37555-246000-300KSG37555-246000-540KSG37555-246000-810KSG37555-246000-1080KSG37555-246000-1620KSG37555-246000-2430K
Theoretical Assembly Net Weight (kg)0.2940.30.30.3060.3060.3060.3060.3120.3120.3120.3120.3180.3180.3260.3260.3260.2940.30.30.3060.3060.3060.3060.3120.3120.3120.3120.3180.3180.3260.3260.3260.2940.30.30.3060.3060.3060.3060.3120.3120.3120.3120.3180.3180.3260.3260.3260.2940.30.30.3060.3060.3060.3060.3120.3120.3120.3120.3180.3180.3260.3260.3260.2940.30.30.3060.3060.3060.3060.3120.3120.3120.3120.3180.3180.3260.3260.3260.2940.30.30.3060.3060.3060.3060.3120.3120.3120.3120.3180.3180.3260.3260.326
Gearbox Weight (kg)0.0640.070.070.0760.0760.0760.0760.0820.0820.0820.0820.0880.0880.0960.0960.0960.0640.070.070.0760.0760.0760.0760.0820.0820.0820.0820.0880.0880.0960.0960.0960.0640.070.070.0760.0760.0760.0760.0820.0820.0820.0820.0880.0880.0960.0960.0960.0640.070.070.0760.0760.0760.0760.0820.0820.0820.0820.0880.0880.0960.0960.0960.0640.070.070.0760.0760.0760.0760.0820.0820.0820.0820.0880.0880.0960.0960.0960.0640.070.070.0760.0760.0760.0760.0820.0820.0820.0820.0880.0880.0960.0960.096
Measured Assembly Net Weight (kg)————————————————————————————————————————————————————————————————————————————————————————————————
Rated Voltage (V)121212121212121212121212121212121212121212121212121212121212121212121212121212121212121212121212242424242424242424242424242424242424242424242424242424242424242424242424242424242424242424242424
No Load Speed (rpm)30015010075503330251711106432145022515011375504538251715864326003002001501006760503322201176423001501007550333025171110643214502251501137550453825171586432600300200150100676050332220117642
Motor Rated-Point Output Speed (Reference) (rpm)260.00130.0086.6765.0043.3328.8926.0021.6714.449.638.674.813.212.411.601.07392.90196.45130.9798.2365.4843.6639.2932.7421.8314.5513.107.284.853.642.431.62524.40262.20174.80131.1087.4058.2752.4443.7029.1319.4217.489.716.474.863.242.16266.30133.1588.7766.5844.3829.5926.6322.1914.799.868.884.933.292.471.641.10398.00199.00132.6799.5066.3344.2239.8033.1722.1114.7413.277.374.913.692.461.64530.00265.00176.67132.5088.3358.8953.0044.1729.4419.6317.679.816.544.913.272.18
No Load Current (mA)180180180180180180180180180180180180180180180180280280280280280280280280280280280280280280280280420420420420420420420420420420420420420420420420100100100100100100100100100100100100100100100100140140140140140140140140140140140140140140140140250250250250250250250250250250250250250250250250
Rated Current (mA)6006006006006006006006006006006006006006006006008408408408408408408408408408408408408408408408401340134013401340134013401340134013401340134013401340134013401340240240240240240240240240240240240240240240240240440440440440440440440440440440440440440440440440730730730730730730730730730730730730730730730730
Stall Current (mA)310031003100310031003100310031003100310031003100310031003100310059205920592059205920592059205920592059205920592059205920592059209310931093109310931093109310931093109310931093109310931093109310193019301930193019301930193019301930193019301930193019301930193033403340334033403340334033403340334033403340334033403340334033405450545054505450545054505450545054505450545054505450545054505450
Motor Rated-Point Output Torque (Reference) (mN·m)142.19256.29384.43463.42695.131042.701158.561242.821864.222796.343107.045023.937535.899099.9413649.9220474.87145.36262.01393.02473.78710.671066.001184.451270.591905.882858.823176.475136.197704.299303.2913954.9420932.41170.78307.83461.75556.63834.941252.411391.561492.772239.153358.733731.926034.339051.4910930.1016395.1524592.72125.51226.22339.33409.05613.58920.371022.641097.011645.522468.272742.534434.536651.798032.3512048.5318072.79150.92272.04408.05491.90737.851106.781229.751319.191978.792968.183297.985332.667998.999659.1614488.7421733.11193.82349.35524.03631.71947.561421.341579.261694.122541.183811.774235.306848.2610272.3912404.3918606.5927909.88
Theoretical Stall Output Torque (Reference) (mN·m)1310.662362.423543.634271.786407.679611.5010679.4411456.1317184.1925776.2928640.3246309.9469464.9183882.16125823.24188734.861197.072157.683236.523901.565852.338778.509753.8910463.2615694.9023542.3426158.1642296.4163444.6276612.37114918.56172377.841367.852465.513698.264458.186687.2710030.9111145.4511956.0317934.0526901.0729890.0848330.7472496.1187542.47131313.71196970.571167.682104.703157.053805.765708.658562.979514.4110206.3715309.5522964.3325515.9241257.9561886.9274731.38112097.07168145.611360.702452.623678.944434.886652.329978.4811087.2011893.5417840.3226760.4729733.8648078.1472117.2187084.93130627.40195941.101640.312956.614434.915346.198019.2912028.9313365.4814337.5221506.2832259.4235843.8057957.6086936.39104979.80157469.69236204.54
Motor Rated-Point Output Power (Reference) (W)3.8713.4893.4893.1543.1543.1543.1542.8202.8202.8202.8202.5332.5332.2942.2942.2945.9815.3905.3904.8734.8734.8734.8734.3564.3564.3564.3563.9133.9133.5443.5443.5449.3798.4528.4527.6427.6427.6427.6426.8316.8316.8316.8316.1376.1375.5585.5585.5583.5003.1543.1542.8522.8522.8522.8522.5492.5492.5492.5492.2902.2902.0742.0742.0746.2905.6695.6695.1255.1255.1255.1254.5824.5824.5824.5824.1164.1163.7283.7283.72810.7579.6959.6958.7658.7658.7658.7657.8367.8367.8367.8367.0397.0396.3756.3756.375
Estimated Combination Efficiency (%)58.3252.5652.5647.5247.5247.5247.5242.4842.4842.4842.4838.1638.1634.5634.5634.5658.3252.5652.5647.5247.5247.5247.5242.4842.4842.4842.4838.1638.1634.5634.5634.5658.3252.5652.5647.5247.5247.5247.5242.4842.4842.4842.4838.1638.1634.5634.5634.5658.3252.5652.5647.5247.5247.5247.5242.4842.4842.4842.4838.1638.1634.5634.5634.5658.3252.5652.5647.5247.5247.5247.5242.4842.4842.4842.4838.1638.1634.5634.5634.5658.3252.5652.5647.5247.5247.5247.5242.4842.4842.4842.4838.1638.1634.5634.5634.56
Measured Assembly Efficiency (%)————————————————————————————————————————————————————————————————————————————————————————————————
Direction Of RotationCW/CCWCW/CCWCW/CCWCW/CCWCW/CCWCW/CCWCW/CCWCW/CCWCW/CCWCW/CCWCW/CCWCW/CCWCW/CCWCW/CCWCW/CCWCW/CCWCW/CCWCW/CCWCW/CCWCW/CCWCW/CCWCW/CCWCW/CCWCW/CCWCW/CCWCW/CCWCW/CCWCW/CCWCW/CCWCW/CCWCW/CCWCW/CCWCW/CCWCW/CCWCW/CCWCW/CCWCW/CCWCW/CCWCW/CCWCW/CCWCW/CCWCW/CCWCW/CCWCW/CCWCW/CCWCW/CCWCW/CCWCW/CCWCW/CCWCW/CCWCW/CCWCW/CCWCW/CCWCW/CCWCW/CCWCW/CCWCW/CCWCW/CCWCW/CCWCW/CCWCW/CCWCW/CCWCW/CCWCW/CCWCW/CCWCW/CCWCW/CCWCW/CCWCW/CCWCW/CCWCW/CCWCW/CCWCW/CCWCW/CCWCW/CCWCW/CCWCW/CCWCW/CCWCW/CCWCW/CCWCW/CCWCW/CCWCW/CCWCW/CCWCW/CCWCW/CCWCW/CCWCW/CCWCW/CCWCW/CCWCW/CCWCW/CCWCW/CCWCW/CCWCW/CCWCW/CCW
Motor Diameter (mm)363636363636363636363636363636363636363636363636363636363636363636363636363636363636363636363636363636363636363636363636363636363636363636363636363636363636363636363636363636363636363636363636
Gearbox Diameter (mm)373737373737373737373737373737373737373737373737373737373737373737373737373737373737373737373737373737373737373737373737373737373737373737373737373737373737373737373737373737373737373737373737
Gearbox Length (mm)23.523.523.52626262628282828303030303023.523.523.52626262628282828303030303023.523.523.52626262628282828303030303023.523.523.52626262628282828303030303023.523.523.52626262628282828303030303023.523.523.526262626282828283030303030
Component Body Length Sum (Reference) (mm)80.580.580.58383838385858585878787878780.580.580.58383838385858585878787878780.580.580.58383838385858585878787878780.580.580.58383838385858585878787878780.580.580.58383838385858585878787878780.580.580.583838383858585858787878787
Assembly Axial Length (Drawing / Measured) (mm)————————————————————————————————————————————————————————————————————————————————————————————————
Output Shaft Diameter (mm)666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666
Gear Ratio (:1)102030406090100120180270300540810108016202430102030406090100120180270300540810108016202430102030406090100120180270300540810108016202430102030406090100120180270300540810108016202430102030406090100120180270300540810108016202430102030406090100120180270300540810108016202430
Number Of Gear Stages233444455556677723344445555667772334444555566777233444455556677723344445555667772334444555566777
Max Continuous Torque (mN·m)98.07196.13196.13294.20392.27392.27392.27588.40588.40588.40588.40588.40588.40588.40588.40588.4098.07196.13196.13294.20392.27392.27392.27588.40588.40588.40588.40588.40588.40588.40588.40588.4098.07196.13196.13294.20392.27392.27392.27588.40588.40588.40588.40588.40588.40588.40588.40588.4098.07196.13196.13294.20392.27392.27392.27588.40588.40588.40588.40588.40588.40588.40588.40588.4098.07196.13196.13294.20392.27392.27392.27588.40588.40588.40588.40588.40588.40588.40588.40588.4098.07196.13196.13294.20392.27392.27392.27588.40588.40588.40588.40588.40588.40588.40588.40588.40
Motor Torque at Gearbox Continuous Limit (Reference) (mN·m)12.1113.438.9611.149.916.605.948.315.543.693.322.061.371.140.760.5012.1113.438.9611.149.916.605.948.315.543.693.322.061.371.140.760.5012.1113.438.9611.149.916.605.948.315.543.693.322.061.371.140.760.5012.1113.438.9611.149.916.605.948.315.543.693.322.061.371.140.760.5012.1113.438.9611.149.916.605.948.315.543.693.322.061.371.140.760.5012.1113.438.9611.149.916.605.948.315.543.693.322.061.371.140.760.50
Gearbox Allowable Intermittent Torque (mN·m)————————————————————————————————————————————————————————————————————————————————————————————————
Gearbox Breaking Torque (Destructive Limit) (mN·m)294.20588.40588.40882.601176.801176.801176.801765.201765.201765.201765.201765.201765.201765.201765.201765.20294.20588.40588.40882.601176.801176.801176.801765.201765.201765.201765.201765.201765.201765.201765.201765.20294.20588.40588.40882.601176.801176.801176.801765.201765.201765.201765.201765.201765.201765.201765.201765.20294.20588.40588.40882.601176.801176.801176.801765.201765.201765.201765.201765.201765.201765.201765.201765.20294.20588.40588.40882.601176.801176.801176.801765.201765.201765.201765.201765.201765.201765.201765.201765.20294.20588.40588.40882.601176.801176.801176.801765.201765.201765.201765.201765.201765.201765.201765.201765.20
Backlash (°)222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222
Component Temperature Intersection (Reference) (°C)-30 ~ 65-30 ~ 65-30 ~ 65-30 ~ 65-30 ~ 65-30 ~ 65-30 ~ 65-30 ~ 65-30 ~ 65-30 ~ 65-30 ~ 65-30 ~ 65-30 ~ 65-30 ~ 65-30 ~ 65-30 ~ 65-30 ~ 65-30 ~ 65-30 ~ 65-30 ~ 65-30 ~ 65-30 ~ 65-30 ~ 65-30 ~ 65-30 ~ 65-30 ~ 65-30 ~ 65-30 ~ 65-30 ~ 65-30 ~ 65-30 ~ 65-30 ~ 65-30 ~ 65-30 ~ 65-30 ~ 65-30 ~ 65-30 ~ 65-30 ~ 65-30 ~ 65-30 ~ 65-30 ~ 65-30 ~ 65-30 ~ 65-30 ~ 65-30 ~ 65-30 ~ 65-30 ~ 65-30 ~ 65-30 ~ 65-30 ~ 65-30 ~ 65-30 ~ 65-30 ~ 65-30 ~ 65-30 ~ 65-30 ~ 65-30 ~ 65-30 ~ 65-30 ~ 65-30 ~ 65-30 ~ 65-30 ~ 65-30 ~ 65-30 ~ 65-30 ~ 65-30 ~ 65-30 ~ 65-30 ~ 65-30 ~ 65-30 ~ 65-30 ~ 65-30 ~ 65-30 ~ 65-30 ~ 65-30 ~ 65-30 ~ 65-30 ~ 65-30 ~ 65-30 ~ 65-30 ~ 65-30 ~ 65-30 ~ 65-30 ~ 65-30 ~ 65-30 ~ 65-30 ~ 65-30 ~ 65-30 ~ 65-30 ~ 65-30 ~ 65-30 ~ 65-30 ~ 65-30 ~ 65-30 ~ 65-30 ~ 65-30 ~ 65
Working Lifespan (hours)600600600600600600600600600600600600600600600600600600600600600600600600600600600600600600600600600600600600600600600600600600600600600600600600600600600600600600600600600600600600600600600600600600600600600600600600600600600600600600600600600600600600600600600600600600600600600600600600
Noise Level @ 30cm (dB)————————————————————————————————————————————————————————————————————————————————————————————————