SINFONIA TECHNOLOGY CO., LTD.
Sinfonia LFB Series Parts Feeders

Manufacturer: Sinfonia Technology co., LTD, Ltd.
Model: LFB Series
Features
A variable frequency controller eliminates leaf-spring and core-gap adjustments, ensuring uniform vibration and easy installation. The slim drive unit minimizes vibration interference and supports heavier chutes and longer overhangs. Three versatile models accommodate various workpiece sizes and shapes, allowing flexible integration with parts feeders.
Dimensions

Specifications
| Model | LFB-300 | LFB-400 | LFB-550 | |
|---|---|---|---|---|
| Rated Voltage (V) | 200 | |||
| Rated Current (A) | 0.04 | 0.08 | 0.15 | |
| Vibration Frequency (Hz) | 90~120 | 80~110 | 75~100 | |
| Drive unit weight (kg) | 3.0 | 5.0 | 10.0 | |
| Leaf-spring angle (degree) | 15 | |||
| Max. amplitude (mm) | 0.6 | 0.65 | 0.75 | |
| Compatible controller | AC 200V | C10-1VF/C10-1VFEF | ||
| AC 100V | C10-1VF+C10-TR/C10-1VFEF+C10-TR | |||
Dimensions Chart
| Model | A | B | C | E | F | G | H | I | K | L | M | N | O | P | R | W | d |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| LFB-300 | 57 | 135 | 97 | 124 | 65 | 150 | 24 | 45 | 55 | 110 | 5 | 16 | 3 | 10 | 15 | 38 | 6 |
| LFB-400 | 65 | 160 | 120 | 145 | 75 | 180 | 28 | 55 | 60 | 130 | 6 | 16 | 5 | 15 | 15 | 42 | 7 |
| LFB-550 | 79 | 230 | 143 | 200 | 90 | 255 | 38 | 75 | 75 | 190 | 6 | 19 | 5 | 20 | 20 | 52 | 9 |
Unit: mm
Chute Dimensions

Chute Specifications, Including Basic Position
ModelMax. lengthMax. widthMin. thicknessWeight range (kg)Basic position(at max. chute length)L1L2L3L4L5LFB-3003005060.4–1.066110401243LFB-40040050100.8–2.0105150701455LFB-55055065141.4–3.5140210852005
Unit: mm
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