BFWH electro-hydraulic proportional directional valve is a 2-stage valve with a pilot. It is controlled by a proportional solenoid
and converts the electrical signal into a fuild pressure signal to control the flow rate and directions in the hydraulic system.
Model instruction

Technical specification
| Specification | 03 | 04 | 06 | |
| Maximum pressure (MPa) | 31.5 | |||
Return pressure ( MPa) |
T(For extl disch) | <25 | ||
| T(For intl disch) | <3 | |||
| Port Y | <3 | |||
| Maximum flow (l/min) | 85 | 150 | 325 | |
| Hysteresis (%) | <6 | |||
| Repeatability (%) | <3 | |||
| Rated current (mA) | 800 | |||
| Filtration accuracy (um) | ≤20 | |||
| Hydraulic fluid | Mineral oil, phosphate-ester | |||
| Viscosity (mm2/s) | 2.8~100 | |||
| Fluid temp. (℃) | -20~70 | |||
| Coil resistance (Ω) | 19.5 | |||
| Weight (Kg) | 2-Position | 8.1 | 12.3 | 17.5 |
| 3-Position | 8.8 | 13 | 18.2 | |
Outside size

| Specification | A | B | C | D | E |
| BFWH-03 | 216 | 250 | 70 | 86 | 171 |
| BFWH-04 | 250 | 265 | 94 | 95 | 185 |
| BFWH-06 | 280 | 290 | 120 | 117.5 | 202.5 |
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