• P.O Box 1067
    San Marcos, TX 78667 USA
  • 512.827.3701
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Products Details

Multiple Cartridge Filter Housings – 12 Round Models

Filter Finder

12FOS, Twelve Round

Universal Filter Housing

The twelve round filter housings for flow rates to 300 GPM (68 M3/Hr) to accept standard DOE cartridges. Options include, 304L or 316L stainless steel; band clamp or swing-bolt lid closures and 150 psi (10 bar) or 300 psi (20 bar) pressure ratings. Standard pipe fittings are 3″ flange, with BSP, grooved and sanitary connections available. Electro-polishing, passivation and adapters to accept 222 or 226 cartridges can be provided by special order. Protective poly-coat over stainless steel is standard finish.

Housing Features:
  • Designed for industrial and commercial filtration applications
  • Heavy-duty stainless steel construction for durability
  • 304L and 316L stainless steel available
  • Band clamp and swing-bolt closures for quick cartridge change-out
  • Pipe fittings readily accessible for easy installation
  • Knife edge seal at both cartridge ends to eliminate by-pass
  • Adapters for 222, 226 and fin cartridges available
  • Optional housing for pressure rating to 300 psi (20 bar)
  • Custom fittings and electro-polishing available
  • Adjustable top plate for more cartridge options

Adjustable top plate accepts
variable length cartridges

Specifications
Model number
Closure type
12FOS3
Band Clamp
12FOS3-SB
Swing-Bolt
12FOS4
Band Clamp
12FOS4-SB
Swing-Bolt
Product
code, 304L
12FOS3 12FOS3-SB 12FOS4 12FOS4-SB
Product
code, 316L
12FOS3-316 12FOS3-SB-316 12FOS4-316 12FOS4-SB-316
Flow
rate, maximum GPM
250 250 300 300
Flow
rate, maximum LPM
946 946 1,135 1,135
Flow
rate, maximum 3M/HR
56 56 68 68
Standard
cartridge length
30″ 30″ 40″ 40″
Number
of standard cartridges
12 12 12 12
Number
of 10″ cartridges (butt seal)
36 36 48 48
Standard
pipe size
3″
flange
3″
flange
3″
flange
3″
flange
Standard
drain size
1/2″
NPT
1/2″
NPT
1/2″
NPT
1/2″
NPT
Pressure
rating (psi / bar)
150
/ 10
150
/ 10
150
/ 10
150
/ 10
Temperature
rating (max. F/C)*
300º/
149º
300º/
149º
300º/
149º
300º/
149º
Dimensions
(face-to-face)
17″ 17″ 17″ 17″
Filter
height (includes davit on S-B
49-1/2″ 54″ 59-1/2″ 64″
Shipping
weight (lbs.)
92 135 100 145
Dimensions
Model

A

B

C

D
12FOS3 49.5″ 15.375″ 10″ 17″
12FOS3-SB 54″ 15.375″ 10″ 17″
12FOS4 59.5″ 15.375″ 10″ 17″
12FOS4-SB 64″ 15.375″ 10″ 17″

Options

Sanitary fittings

222 and 226 adapters

Electro-polishing

Spare Parts:

>Part Number >Description >Part Number >Description
12021-B
Shell
gasket, Buna-N
3016-S-43
Center
rod, 4 high, 316
12021-EPR
Shell
gasket, EPDM
SA
Spring
assembly (require 12)
12021-T
Shell
gasket, Teflon
8020-W-S
1/2″
Wing-nut, s.s.(one required)
12021-V
Shell
gasket, Viton
>Options (Order code)
>Description
12011-S
Cover
clamp
SD-1/2
1/2″
sanitary drain, pair
12001-S
Head
cover, 304
SV-1/2
1/2″
sanitary vent, each
12001-S-316
Head
cover, 316
SF-3-316 3″
sanitary fitting, 316, pair
8050-S
V-post,
1 high, 316
GF-3-316 3″
grooved fitting, 316, pair
8051-S
V-post,
2 high, 316
BSP-3-316 3″
BSP, 316, pair
8052-S
V-post,
3 high, 316
FF-2-316
2″
flange fittings, 316, pair
8053-S
V-post,
4 high, 316
FF-4-316 4″
flange fittings, 316, pair
8011-S
1/2″
drain plug, 316 (2 required)
222
ADPT
222
cartridge adapters
2103-S
1/4″
vent plug, 316
226
ADPT
226
cartridge adapters
8020
Knob,
1/2″ (for top plate, 1 required)
SB-300-12
300
psi swing-bolt filter housing
12008-S
Top
plate, 12 round, 316
EP-12
Electro-polishing,
12 round housing
3016-S-33
Center
rod, 3 high, 316
P-12
Passivation,
12 round
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