Series 21 Brush DC Permanent Magnet Motor - 53W, 6-42V
Standard Features:
• Low Cogging Armature
• Ball Bearings
• High Starting Torque
• Precision Die Cast End Bells
• Class B Temperature Rated
• Reversible
• Stainless Steel Output Shafts
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Optional Features:
• Optical Encoders
• Voltages and Performance
• Internal Noise Suppressors
• Custom Shafting
• Custom Leads and Terminations
• Custom Mounting
• Rear Shaft Extensions
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Metric Specifications Switch to English
| Part Number | Rated Voltage | No Load | Rated Load | Stall | Voltage Constant | Torque Constant | Terminal Resistance | "L" Dimension |
| Speed | Current | Torque | Speed | Current | Power | Efficiency | Torque | Current |
| Volts | RPM | Amps | mNm | RPM | Amps | Watts | % | mNm | Amps | V/kRPM | mNm/Amp | Ohms | mm |
| 121-1361216 | 12 | 2200 | 0.3 | 120 | 1600 | 2.7 | 20 | 62% | 438 | 9.0 | 5.2 | 50 | 1.51 | 89.7 |
| 121-1461216 | 12 | 2100 | 0.3 | 155 | 1600 | 3.3 | 26 | 66% | 671 | 13.1 | 5.5 | 53 | 1.22 | 115.1 |
| 121-1361232 | 12 | 3750 | 0.6 | 92 | 3200 | 3.7 | 31 | 69% | 593 | 20.7 | 3.1 | 30 | 0.79 | 89.7 |
| 121-1461232 | 12 | 3700 | 0.7 | 113 | 3200 | 4.5 | 38 | 70% | 911 | 31.5 | 3.1 | 30 | 0.68 | 115.1 |
| 121-1361248 | 12 | 5250 | 0.9 | 49 | 4800 | 3.3 | 25 | 63% | 544 | 27.5 | 2.1 | 20 | 0.80 | 89.7 |
| 121-1461248 | 12 | 5300 | 1.0 | 64 | 4800 | 4.1 | 32 | 65% | 621 | 31.0 | 2.2 | 20 | 0.60 | 115.1 |
| 121-1362416 | 24 | 2150 | 0.2 | 120 | 1600 | 1.4 | 20 | 60% | 452 | 4.6 | 10.7 | 102 | 5.24 | 89.7 |
| 121-1462416 | 24 | 2100 | 0.2 | 162 | 1600 | 1.7 | 27 | 67% | 678 | 6.7 | 11.0 | 105 | 3.74 | 115.1 |
| 121-1362432 | 24 | 3700 | 0.3 | 92 | 3200 | 1.8 | 31 | 71% | 671 | 11.5 | 6.3 | 60 | 2.09 | 89.7 |
| 121-1462432 | 24 | 3650 | 0.3 | 148 | 3200 | 2.7 | 50 | 77% | 1236 | 20.4 | 6.4 | 61 | 1.33 | 115.1 |
| 121-1362448 | 24 | 5250 | 0.4 | 64 | 4800 | 1.9 | 32 | 70% | 805 | 19.3 | 4.5 | 42 | 1.29 | 89.7 |
| 121-1462448 | 24 | 5150 | 0.5 | 106 | 4800 | 3.0 | 53 | 74% | 1653 | 38.5 | 4.5 | 44 | 0.85 | 115.1 |
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