The function and usage of AED4 series pressure switch are equivalent to AED1 series pressure switch.
| Operating Pressure range(Mpa) | 5；10；35 |
| Switching frequency(Time/min) | 120 |
| Fluid temperature range(℃) | -20～80 |
| AED4OA Weight(KGS) | 0.7 |
| AED4OP Weight(KGS) | 0.9 |
| Valve body（Material）Surface treatment | Steel Body Surface Black Oxide |
| Oil cleanliness | NAS1638 class 9 and ISO4406 class 20/18/15 |
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