Our BDU transmissions are available in three sizes, with displacement between 10 cm3 and 21 cm3 [0.37 in3 and 1.28 in3]. They contain variable-displacement pumps and fixed-displacement motors, both of which feature axial piston designs and spherical-nosed pistons.

<h4>Features and benefits&nbsp;</h4>
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<li class="Paragraph SCXW230592901 BCX0">Complete transmission family for small vehicle applications&nbsp;</li>
<li class="Paragraph SCXW230592901 BCX0">PTO capability on &ldquo;Z&rdquo; style transmission&nbsp;&nbsp;</li>
<li class="Paragraph SCXW230592901 BCX0">Cost-effective, compact, lightweight design &nbsp;</li>
<li class="Paragraph SCXW230592901 BCX0">Low-noise&nbsp;&nbsp;</li>
<li class="Paragraph SCXW230592901 BCX0">High efficiency&nbsp;</li>
</ul>
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<h4>&nbsp;Applications&nbsp;</h4>
<ul>
<li class="Paragraph SCXW40434903 BCX0">Rice planter&nbsp;</li>
<li class="Paragraph SCXW40434903 BCX0">Tractor&nbsp;</li>
<li class="Paragraph SCXW40434903 BCX0">Walk-behind mower&nbsp;</li>
<li class="Paragraph SCXW40434903 BCX0">Snow blower&nbsp;</li>
<li class="Paragraph SCXW40434903 BCX0">Other small agricultural machines</li>
</ul>
<h4>Specifications</h4>
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Model&nbsp;
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Displacement&nbsp;&nbsp;
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cm3 [in3]&nbsp;&nbsp;&nbsp;
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Max. working pressure&nbsp;&nbsp; &nbsp;
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bar [psi]&nbsp;&nbsp;
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Rated input speed&nbsp;&nbsp;&nbsp;
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rpm&nbsp;&nbsp;
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Max. output torque (theoretical)&nbsp;
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Nm [lbf-in]&nbsp;&nbsp;&nbsp;
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<tr>
<td>BDU-10S</td>
<td>10 [0.61]</td>
<td>150 [2,185]</td>
<td>3,000</td>
<td>23.4 [208]</td>
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<td class="TableCellBorderSelection FirstCol LastRow SCXW205495790 BCX0" role="rowheader" data-celllook="4369">BDU-10L</td>
<td class="TableCellBorderSelection LastRow SCXW205495790 BCX0" data-celllook="4369">10 [0.61]</td>
<td class="TableCellBorderSelection LastRow SCXW205495790 BCX0" data-celllook="4369">150 [2,185]</td>
<td class="TableCellBorderSelection LastRow SCXW205495790 BCX0" data-celllook="4369">3,000</td>
<td class="TableCellBorderSelection LastCol LastRow SCXW205495790 BCX0" data-celllook="4369">23.4 [208]</td>
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<td>BDU-21L</td>
<td>21 [1.28]</td>
<td>150 [2,185]</td>
<td>3,600</td>
<td>49.2 [436]</td>
</tr>
<tr>
<td>BDU-21H</td>
<td>21 [1.28]</td>
<td>210 [3,059]</td>
<td>3,600</td>
<td>72.1 [639]</td>
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For more information,&nbsp;see <a href="https://assets.danfoss.com/documents/latest/216687/BC152886484098en-000208.pdf#page=11" target="_blank" rel="noopener">Technical Information</a>.
&nbsp;

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Model	Displacement cm³ [in³]	Max. working pressure bar [psi]	Rated input speed rpm	Max. output torque (theoretical) Nm [lb_f-in]
BDU-10S	10 [0.61]	150 [2,185]	3,000	23.4 [208]
BDU-10L	10 [0.61]	150 [2,185]	3,000	23.4 [208]
BDU-21L	21 [1.28]	150 [2,185]	3,600	49.2 [436]
BDU-21H	21 [1.28]	210 [3,059]	3,600	72.1 [639]