Multi-Cartridge Filter Housings 4FOS and 5FOS

Multi Cartridge Housings FOS FOS

Multi-Cartridge Filter Housings 4FOS and 5FOS


In stock


Designed to handle pressure up to 150psi (10bar) @ 300ºF (149ºC)

  • Description
  • Additional information



We carry a complete line of Shelco four and five round models of multi-cartridge housings to accommodate a wide range of flow rates. Options include 304L or 316L stainless steel with band clamp, or swing bolt closure. Designed to handle pressure up to 150psi (10bar) @ 300ºF (149ºC). These cartridge filter housings offer a wide range of flow capacities and contaminant holding capabilities.

Equipped with standard inlet and outlet connections and many other options available, multi-cartridge housings are constructed with heavy duty stainless steel and a standard poly-coat finish, other options can be special ordered. Standard gasket is FDA grade Buna-N.

Download – Multi-Cartridge Housings – 4FOS and 5FOS Brochure


  • Designed for industrial and commercial filtration needs
  • 304L standard and 316L stainless steel available.
  • Pipe fittings readily accessible for easy installation
  • Knife edge seal at both cartridge ends to eliminate by-pass
  • Standard housings accept double-open-end cartridges
  • Available with 222 or 226 cartridge adapters
  • Complete selection of pipe fittings: flanged, sanitary, BSP, grooved and others
  • See Ordering guide for complete list of options

Compatible Filters

String Wound Filter Cartridges – Melt Blown Depth Cartridges – ME Series Pleated Cartridges
High Efficiency Pleated Cartridges – Carbon Filter Cartridges – Stainless Steel Cartridges


Maximum Operating Pressure 150 psig (10.3 bar) @ 300°F (149°C)
Inlet and Outlet Connections Inlet /Outlet:

Drain Ports: 1/2″ FNPT
Vent Ports: 1/4″ FNPT
Optional: MNPT, FNPT and BSP fittings, RF flanges, Sanitary ferrules and Grooved fittings

Materials of Construction Head and Shell:

304L or 316L Stainless Steel
Connections: 304L or 316L Stainless Steel
Closure: Clamp: 304L Stainless steel; Swing Bolts: Zinc Plated Steel
Vent and Drain Plugs: 304L or 316L Stainless Steel

Gaskets Buna N (FDA Grade)
Optional: EPR, Silicone, Viton or Teflon Encapsulated Silicone
Finish Poly-coat on exterior surfaces
Optional: Electro-polish, Glass bead or Passivate
Cartridge Type DOE style cartridges (maximum 2 3/4″ OD)
Optional: 222 and 226 adapters
Custom Options – Gauge Ports or Gauge Ports with Pressure Gauges
– Mounting Tabs, Mounting Legs or Heavy Duty Mounting Legs

Ordering Guide (Example: 4FOS3SB-316-226-2MNPT-ML-B)

*Click on model numbers below to get a quick quote.

Model Cartridge Length Closure Style Material Cartridge Configuration Conn. Size Connection Type Options Gasket
4FOS 3 SB 316 226 2 MNPT ML B
1 = 1 High
2 = 2 High
3 = 3 High
4 = 4 High
C = Clamp
SB = Swing Bolt
304 = 304L
316 = 316L
Blank = DOE Cartridges
222 = 222 Fin/Flat Style Cartridges
226 = 226 Fin/Flat Style Cartridges
MNPT = Male Pipe Thread
FNPT = Female Couplings+
BSPT = BSP Tapered+
BSPP = BSP Parallel+
F = Flange
TC = Ferrules
GF = Grooved Fittings
TABS = Mounting Tabs
ML = Mounting Legs
OL = Heavy Duty Legs
GP = Gauge Ports
GPA = Gauge ports with Gauges
EP = Electropolished
GB = Glass Bead
P = Passivate
B = Buna N
S = Silicone
V = Viton
TS = Teflon Encapsulated Silicone




Additional information

Weight 1 lbs
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