The 1239ZDF series 12mm DC sonic motors deliver high-frequency vibration and consistent torque, ideal for electric toothbrushes, health care, and cleaning equipment. Operating at 3.7V with a compact design, they feature robust starting torque, wide frequency range, and customizable shaft lengths or special coils. Engineered for reliability and versatile integration in demanding, high-precision applications.
| Parameter | Unit | 1239ZDF-ET-L2-33-3.7 | 1239ZDF-ET-L4-3.7 | 1239ZDF-1-L8-3.7 |
|---|---|---|---|---|
| Voltage | V | 3.7 | 3.7 | 3.7 |
| Resistance | Ω | 5.3 | 4.0 | 4.0 |
| Operating frequency range | Hz | 180~350 | 180~350 | 180~350 |
| No-load vibration frequency | Times/minute | 40800 | 36000 | 36000 |
| No-load current | mA | 130 | 140 | 140 |
| Starting torque | mNm | 11 | 11 | 11 |
| Starting current | A | 0.8 | 0.8 | 0.9 |
| Rated load (Brush head) | g | 3.8 | 3.8 | 3.8 |
| Load vibration frequency | Times/minute | 30000 | 30000 | 30000 |
| Load current | mA | 320 | 400 | 350 |
| Rotor inertia | gcm² | 0.65 | 0.65 | 0.65 |
| Weight | g | 16.8 | 16.7 | 16.7 |
| Operating temperature range | °C | -10~+60 | -10~+60 | -10~+60 |
Technical specifications are for guidance only, as the individual drives and motors are configured for specific applications. Subject to technical and visual changes.
| Parameter | Unit | 1239ZDF-ET-L2-33-3.7 |
|---|---|---|
| Voltage | V | 3.7 |
| Resistance | Ω | 5.3 |
| Operating frequency range | Hz | 180~350 |
| No-load vibration frequency | Times/minute | 40800 |
| No-load current | mA | 130 |
| Starting torque | mNm | 11 |
| Starting current | A | 0.8 |
| Rated load (Brush head) | g | 3.8 |
| Load vibration frequency | Times/minute | 30000 |
| Load current | mA | 320 |
| Rotor inertia | gcm² | 0.65 |
| Weight | g | 16.8 |
| Operating temperature range | °C | -10~+60 |
Technical specifications are for guidance only, as the individual drives and motors are configured for specific applications. Subject to technical and visual changes.
| Parameter | Unit | 1239ZDF-ET-L4-3.7 |
|---|---|---|
| Voltage | V | 3.7 |
| Resistance | Ω | 4.0 |
| Operating frequency range | Hz | 180~350 |
| No-load vibration frequency | Times/minute | 36000 |
| No-load current | mA | 140 |
| Starting torque | mNm | 11 |
| Starting current | A | 0.8 |
| Rated load (Brush head) | g | 3.8 |
| Load vibration frequency | Times/minute | 30000 |
| Load current | mA | 400 |
| Rotor inertia | gcm² | 0.65 |
| Weight | g | 16.7 |
| Operating temperature range | °C | -10~+60 |
Technical specifications are for guidance only, as the individual drives and motors are configured for specific applications. Subject to technical and visual changes.
| Parameter | Unit | 1239ZDF-1-L8-3.7 |
|---|---|---|
| Voltage | V | 3.7 |
| Resistance | Ω | 4.0 |
| Operating frequency range | Hz | 180~350 |
| No-load vibration frequency | Times/minute | 36000 |
| No-load current | mA | 140 |
| Starting torque | mNm | 11 |
| Starting current | A | 0.9 |
| Rated load (Brush head) | g | 3.8 |
| Load vibration frequency | Times/minute | 30000 |
| Load current | mA | 350 |
| Rotor inertia | gcm² | 0.65 |
| Weight | g | 16.7 |
| Operating temperature range | °C | -10~+60 |
Technical specifications are for guidance only, as the individual drives and motors are configured for specific applications. Subject to technical and visual changes.
