# HPI Series Filter Housing

> Fil-Trek Cartridge Housings. Canonical page: https://www.fil-trek.com/products/cartridge-housings/hpi

Category: Cartridge Housings
Series: HPI

## Overview
HPI is designed for sanitary and high-purity cartridge filtration. The housing accepts standard cartridges and offers crevice-free welding where required. SS316 external components, optional electropolishing to the stated 32 Ra finish and a side inlet/bottom outlet layout support a cleanable process installation.

## Key Features
- High Purity & Crevice Free
- Accepts 2.5" OD cartridge filters
- SS304 or SS316
- NSF/ANSI/CAN 61 certification available for SS304 and SS316

## Applications
- Air & Gas
- Desalination
- Coolant
- Water
- Electronics
- Coatings
- Oil & Gas
- Chemical
- Pulp & Paper
- Power
- Marine
- Equipment

## Specifications
- **inlet outlet:** 2" - 6" NPT, 2" - 16" Flange
- **dirty drain:** 1" NPT*
- **clean drain:** 1" NPT*
- **vent:** ½" NPT*
- **gauges:** ½" NPT*
- **headlift:** Hinge on HPI10 or smaller*, Mechanical davit on HPI12 and larger*, Hydraulic davit on HPI40 and larger*
- **cover:** Flat top cover on HPI10 and smaller*, Domed cover on HPI12 and larger*
- **legs:** Angle iron legs with footpads*
- **closure:** Swing bolt closure*, Bolting SS316 w/ Xylan coated nuts
- **standard pressure:** 150psi
- **standard temperature:** 400°F (204°C)
- **standard configuration note:** *Indicates standard configuration
- **material construction:** Carbon Steel, Stainless 304, Stainless 316, Duplex 2205, Super Duplex 2507, Hastelloy C276, Monel 400
- **certifications:** ASME, NSF 61, PED, CRN
- **internal lining:** None, Ceramic, Epoxy, PFA, ETFE (i.e. Tefzel), ECTFE (i.e. Halar), PVDF (i.e. Kynar)
- **special service:** None
- **feature:** Vertical
- **max temperature:** 400°F (204°C)

## Options
- **configuration options:** C – Side in/Bottom out*
- **finish options:** Bead Blast (std for stainless steel 304 and 316)*, EP1 – Electro polish Inside/Outside, EP2 – Inside only, EP3 – Outside only, PP – Passivation
- **o ring options:** BN – Buna-N*, ED – EPDM, VI – Viton, SI – Silicone, TEV – Teflon encapsulated Viton, TF - Teflon
- **filter configuration:** E1 – Double Open End (std)*, E2 –DOE with Gasket Ends, E3 –DOE with 1" Ext. Core, E4 – SOE Flat End 222 Open End, E5 – SOE Fin End 222 Open End, E8 – SOE Plastic Spring Top 222, E9 – SOE Plastic Spring Top
- **accessories:** Direct Reading Gauge, DP Gauge, Safety Relief Valves, Vent Valves, Drain Valves, Air Eliminator
- **standard configuration note:** *Indicates standard configuration
- **reverse flow:** Housings can be modified to accommodate reverse flow applications.

## Downloads
- [Datasheet](https://www.fil-trek.com/products/datasheets/Fil-Trek_Multi-Cartridge-Filter-Housing_HPI_datasheet.pdf)
- [Installation, Operation, and Maintenance](https://www.fil-trek.com/products/datasheets/Fil-Trek_HPI_IOM.pdf)

## Contact
- **sales@fil-trek.com** — all filtration product inquiries, projects, filter housings, and filtration systems
- **filters@fil-trek.com** — replacement filter media, filter elements, filter bags, hardware, and spare parts

## Links
- HTML: https://www.fil-trek.com/products/cartridge-housings/hpi
- Markdown: https://www.fil-trek.com/products/cartridge-housings/hpi.md
- Category: https://www.fil-trek.com/products/cartridge-housings
- Request Quote: https://www.fil-trek.com/contact?product=hpi&category=cartridge-housings