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The electronic enclosure is the biggest difference between the ECV and the EPV.

  • ECV - NEMA-4X watertight enclosure sutiable for the harshest industrial environments
  • EPV - general purpose enclosure suitable for laboratory, commercial and OEM environments, where the EPV is installed inside of a larger machine

There are more differences between the two products. Here's a table with all of the details. Please contact us if you have any questions.

Comparison table: ECV versus EPV



Price range $870 - $1,780 $425 - $775
Size Range (port size) 1/32 - 3/4 in. 1/32 - 1/2 in.
Materials  Brass, 316ss and specials Brass, 316ss
Enclosure NEMA-4X Watertight Aluminum NEMA 1 stainless steel general purpose (not watertight)
Enclosure size 7w x 5.3d x 5h in. 3.5w x 2.5d x 4.3h in.
Enclosure volume 185 cu. in. 38 cu. in.
Inputs 4-20 mA or 1-5 VDC control signal. 4-20 mA or 1-5 VDC control signal.
Outputs None None
Settings 1. Full or split range
2. Direct or reverse
3. Fail open or closed*
4. Digital input direct or reverse
1. Full range only
2. Direct only
3. Fail closed only*
4. No digital input

*Fail mode for signal failure. Valves fail in place during power failure.

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Hass Manufacturing Company
371 NY Highway 351, Averill Park, New York 12018 U.S.A.
Tel (518) 674-8151  Fax (518) 674-8157