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Imperial
Metric
Model | STS-401C |
Outlet size | 4 in |
Connection type | BSPP |
Flow (SCFM) | 250 |
Dimension a | 20.56 in |
Dimension b | 2.75 in |
Dimension c | 13.5 in |
Dimension e | 9 in |
Weight | 21 lb |
Qty per box | 1 |
Case quantity | 1 |

- Compact design for space restrictions; min. service area
- Inlet above element for extended element life & maintenance intervals
- Corrosive resistant cast aluminum top with machined connections and integrated baffle design
- Shatter-resistant polycarbonate drop down bucket
- Stainless steel float capsule for emergency shut-off
- Stainless steel perforated float tube (SS expanded metal on 1” to 1 1/2”)
- Clamp style swing bolts on 3” & 4” standard
- 1” drain
Technical Specifications
- Vacuum Rating: medium vacuum service
- Temp (continuous): min ‐15°F (‐26°C) max 220°F (104°C)
Application
- Soil Venting/Remediation
- Vacuum Pumps & Systems
- Food Processing
- Chip Processing
Options
- Cast head protective coatings
- Heavy duty carbon steel buckets available (CTS Series)
- Clamp style swing bolts on 1” to 2 1/2”
- Spool piece extender
- Taps for gauges and mounting brackets
- Pressure drop gauge