Brushless motor C17B-25

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Overview
The C17B series of brushless DC motors by C.I. TAKIRON features an outer diameter of 17.4 mm and a range of lengths, applied voltages and performance points. Models are suitable for small electric fans and other micro applications. Each product page provides detailed performance tables, image galleries and downloadable catalog/material resources (catalog/material request actions are available on the site).

Product Series (table)
Columns: Model | Outer Diameter [mm] | Length [mm] | Applied Voltage [V] | Terminal resistance [Ω] | No load rotation [r/m] | No load current [mA] | Startup current [mA] | Startup torque [mN･m] | Max efficiency [%] | Max output [W]
C17B-23 | 17.4 | 13.0 | 4.8 | 6.0 | 11,700 | 86 | 804 | 2.51 | 45.3 | 0.8
C17B-22 | 17.4 | 13.0 | 4.8 | 1.0 | 25,000 | 217 | 4,848 | 8.11 | 62.2 | 5.3
C17B-07 | 17.4 | 13.0 | 4.8 | 1.8 | 17,000 | 145 | 2,667 | 6.43 | 58.8 | 2.86
C17B-25 | 17.4 | 15.6 | 6.8 | 7.9 | 11,100 | 75 | 866 | 4.23 | 49.8 | 1.23
C17B-24 | 17.4 | 15.6 | 6.8 | 2.0 | 17,100 | 113 | 3,400 | 12.1 | 66.9 | 5.40
C17B-16 | 17.4 | 15.6 | 7.4 | 2.3 | 27,200 | 146 | 3,217 | 7.62 | 61.9 | 5.43
C17B-13 | 17.4 | 15.6 | 7.4 | 1.8 | 24,250 | 150 | 4,111 | 11.12 | 65.4 | 7.06
C17B-18 | 17.4 | 15.6 | 6.8 | 1.2 | 27,200 | 200 | 5,667 | 12.59 | 66.0 | 8.97
C17B-06 | 17.4 | 15.6 | 6.0 | 2.1 | 19,250 | 110 | 2,857 | 7.86 | 64.6 | 3.96
C17B-09 | 17.4 | 15.6 | 6.0 | 2.8 | 18,250 | 108 | 2,143 | 6.07 | 60.1 | 2.90
C17B-29 | 17.4 | 17.9 | 12 | 8.8 | 12,800 | 72 | 1,364 | 10.95 | 59.3 | 3.67
C17B-28 | 17.4 | 17.9 | 12 | 1.55 | 31,000 | 168 | 7,742 | 27.39 | 72.7 | 22.2
C17B-27 | 17.4 | 17.9 | 7.4 | 7.82 | 12,300 | 70 | 946 | 4.66 | 53.0 | 1.50
C17B-26 | 17.4 | 17.9 | 7.4 | 1.26 | 31,800 | 192 | 5,873 | 12.21 | 67.1 | 10.2
C17B-19 | 17.4 | 17.9 | 24 | 2.4 | 45,450 | 150 | 9,959 | 48.72 | 77.0 | 57.99
C17B-20 | 17.4 | 17.9 | 12 | 1.0 | 36,000 | 173 | 12,371 | 38.29 | 77.7 | 36.10
C17B-11 | 17.4 | 17.9 | 12 | 3.9 | 18,100 | 137 | 3,117 | 18.04 | 62.5 | 8.55
C17B-12 | 17.4 | 17.9 | 12 | 7.2 | 16,300 | 140 | 1,676 | 9.90 | 50.5 | 4.22
C17B-17 | 17.4 | 17.9 | 7.4 | 1.2 | 23,500 | 220 | 6,435 | 18.05 | 66.4 | 11.11
C17B-05 | 17.4 | 17.9 | 7.2 | 2.5 | 19,000 | 130 | 2,880 | 9.50 | 62.0 | 4.73
C17B-14 | 17.4 | 17.9 | 7.2 | 1.3 | 18,870 | 177 | 5,538 | 18.91 | 67.4 | 9.35
C17B-02 | 17.4 | 17.9 | 4.8 | 1.8 | 18,000 | 170 | 2,667 | 5.95 | 55.9 | 2.81

Customizable items (per model notes found on product pages)

• Gear head (available for many models)
• Lead pin / Lead wire
• Grounding terminal
• Ball bearing (selected models)

Technical specifications

• Series name: C17B
• Outer diameter: 17.4 mm (series nominal)
• Typical length values across the series: 13.0 mm, 15.6 mm, 17.9 mm (model-dependent)
• Applied voltages shown in series: typical values include 4.8 V, 6.0 V, 6.8 V, 7.2–7.4 V, 12 V, 24 V (model-dependent)
• Performance range (examples): no-load speeds from ~11,700 r/m up to ~45,450 r/m; max outputs range from ~0.8 W up to >57 W depending on model
• Available custom options: gear head, lead pin, grounding terminal, ball bearing, lead wire (availability depends on model)
• Each model page contains detailed numeric tables (rotation speed, currents, torque, efficiency, output) and image galleries for part selection and design reference