Replacement pool cartridge filter - cartridge filters for swimming pools or spas

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Unicel is the nation's leading manufacturer of swimming pool & Spa filter replacement cartridges. Finding the exact filter cartridgeyou need is easy. Replacement cartridge filter guide has all major brands like Hayward, Pentair, and many more. If you want a great replacement cartridge for Swimming Pools and Spas look no further. Click the manufacturer below for replacement cartridge elements for swimming pools and hot tub spas. Click here for complete cartridge filters.

Replacement Cartridge Guide

Select Manufacturer

Aber Hot Tubs	Gerico Spas	Phoenix Spas
Advantage Electric	Harmsco	Quantum
Alps Spas	Hawkeye Spas	Rainbow (Pentair)
American Products (Pentair)	Hayward	Rec Warehouse
American Spas	Hot Springs	Sand-n-Sun
Aqua Leisure	Intex	Seasonmaster
Baker Hydro	Jacuzzi	Softub
Bullfrog Spas	Jandy	Sonfarrel
Cal Spas	Krystal Klear	Sta-rite
Catalina Spas	Leisure Bay Spas	Sunbelt Spas
Charisma Spas	Marquis Spas	Sundance Spas
Clearwater Spas	Martec Sonfarrel	Superior Spas
Celeco	Millennium Spas	Viking Spas
Coleman Spas	Muskin	Vita Spas
Dakota Spas	Pac-fab (Pentair)	Waterway
Doughboy	Pentair (Pac-fab)	Watkins
Easy Set	Pentair (Rainbow)	Wet Set

Aber Hot Tubs	Advantage Electric	ALPS Spas
Cartridge	Cartridge ELE-50	Cartridge
Description:Top load	Description	Description: top load
45 Sq. ft. 45	50 Sq. ft.	45 Sq. ft.
Unicel Cartridge #6CH-940	Unicel Cartridge C-4305	Unicel Cartridge 6CH-940
$46	$46	$46

American Products (Pentair)	American Products	American Products
OEM Cartridge #	OEM Cartridge #	OEM Cartridge #
Description: American Quantum	Description: Predator	Description: Predator
60 Sq. ft.	75 Sq. ft.	100 Sq. ft.
Unicel Cartridge C-7469	Unicel Cartridge C-9407	Unicel Cartridge C-9410
$57	$79	$72

American Products	OEM American Products	OEM American Spas
OEM Cartridge #	OEM Cartridge #	OEM Cartridge #
Description: Predator	Description: Predator	Description: Top load
150 Sq. ft.	200 Sq. ft.	45 Sq. ft.
Unicel Cartridge C-9415	Unicel Cartridge # C-9419	Unicel Cartridge # 6CH-940
$89	$119	$46

OEM Aqua Leisure	OEM Baker Hydro	OEM Bullfrog Spas
OEM Cartridge #	OEM Cartridge # 17-B2055	OEM Cartridge #
Description: Size 2	Description: Hydro Mite-50 (HM-50)	Description: Top load
5 Sq. ft.	50 Sq. ft.	45 Sq. ft.
Unicel Cartridge # C-4607	Unicel Cartridge # C-7605	Unicel Cartridge # 6CH-940
$22	$60	$46

OEM Cal Spas	OEM Cal Spas	OEM Cal Spas
OEM Cartridge #	OEM Cartridge #	OEM Cartridge #
Description: 50 sq. ft.	Description: 75 sq. ft.	Description: 95 sq. ft.
50 Sq. ft.	75 Sq. ft.	95 Sq. ft.
Unicel Cartridge # C-4305	Unicel Cartridge # C-5374	Unicel Cartridge # C-4995
$46	$49	$66

OEM Catalina Spas	OEM Charisma Spas	OEM Clearwater Spas
OEM Cartridge #	OEM Cartridge #	OEM Cartridge #
Description: Top load	Description: Top load	Description: Top load
45 Sq. ft.	45 Sq. ft.	45 Sq. ft.
Unicel Cartridge # 6CH-940	Unicel Cartridge # 6CH-940	Unicel Cartridge # 6CH-940
$46	$46	$46

OEM Coleco	OEM Coleco	OEM Coleman Spas
OEM Cartridge #	OEM Cartridge #	OEM Cartridge # 100593
Description: F-110, no core	Description: F-120 w/ core	Description
5 Sq. ft.	5 Sq. ft.	50 Sq. ft.
Unicel Cartridge # C-4608	Unicel Cartridge # C-4607	Unicel Cartridge # C-8450
$25	$25	$56

OEM Coleman Spas	OEM Dakota Spas	OEM Doughboy Pools
OEM Cartridge # 100594	OEM Cartridge #	OEM Cartridge # 2396-020
Description	Description: Top load	Description: Skim-Line
75 Sq. ft.	45 Sq. ft.	20 Sq. ft.
Unicel Cartridge # C-8475	Unicel Cartridge # 6CH-940	Unicel Cartridge # C-7401
$70	$46	$43

OEM Doughboy Pools	OEM Doughboy Pools	OEM Easy Set Pools
OEM Cartridge # 2396-040	OEM Cartridge # 2396-060	OEM Cartridge #
Description: Skim-Line	Description: Skim-Line	Description: Size "A" or "C"
40 Sq. ft.	60 Sq. ft.	5 Sq. ft.
Unicel Cartridge # C-7402	Unicel Cartridge # C-7403	Unicel Cartridge # C-4607
$60	$65	$25

OEMEasy Set Pools	OEM Easy Set Pools	OEM Gerico Spas
OEM Cartridge #	OEM Cartridge #	OEM Cartridge #
Description	Description	Description
15 Sq. ft.	30 Sq. ft.	45 Sq. ft.
Unicel Cartridge # C-5315	Unicel Cartridge # C-5330	Unicel Cartridge # C-6645
$31	$34	$63

OEM Harmsco	OEM Hawkeye Spas	OEM Hayward
OEM Cartridge #	OEM Cartridge #	OEM Cartridge # CX225-RE
Description: Harmsco OTC/6-4	Description: Top load	Description: Microstar Clear, inline
6 Sq. ft.	45 Sq. ft.	25 Sq. ft.
Unicel Cartridge # C-2306	Unicel Cartridge # 6CH-940	Unicel Cartridge # C-4325
$25	$46	$34

OEM Hayward Pool Products	OEM Hayward Pool Products	Hayward Pool Products
OEM Cartridge # CX250-RE	OEM Cartridge # CX470-XRE	OEM Cartridge # CX500-RE
Description: Star Clear C-250	Description: Super Star Clear 2000	Description: Star Clear C-500
25 Sq. ft.	50 Sq. ft.	Sq. ft. 50
Unicel Cartridge # C-7626	Unicel Cartridge # C-7447	Unicel Cartridge # C-7656
$43	$53	$53

Hayward Pool Products	Hayward Pool Products	Hayward Pool Products
OEM Cartridge # CX480-XRE	OEM Cartridge # CX570-RE	OEM Cartridge # CX750-RE
Description: C-2025	Description: Super Star Clear 3000	Description: Star Clear C-750
56 Sq. ft.	75 Sq. ft.	75 Sq. ft.
Unicel Cartridge # C-7458	Unicel Cartridge # C7477	Unicel Cartridge # C-7676
$55	$66	$65

Hayward Pool Products	Hayward Pool Products	Hayward Pool Products
OEM Cartridge # CX1500-RE	OEM Cartridge # CX580-XRE	OEM Cartridge # CX850-RE
Description: Star Clear II C-1500	Description: C-3025	Description: ASL Full-Flo C-850
80 Sq. ft.	81 Sq. ft.	85 Sq. ft.
Unicel Cartridge # C-8600	Unicel Cartridge # C-7483	Unicel Cartridge # C-9485
$78	$67	$75

Hayward Pool Products	Hayward Pool Products	Hayward Pool Products
OEM Cartridge # CX870-XRE	OEM Cartridge # CX1000-RE	OEM Cartridge # CX1100-RE
Description: Super Star Clear 4000	Description: Star Clear C-1000	Description: Star Clear II C-1100
100 Sq. ft.	100 Sq. ft.	100 Sq. ft.
Unicel Cartridge # C-7487	Unicel Cartridge # C-7676	Unicel Cartridge # C-8610
$86	$88	$95

Hayward Pool Products	Hayward Pool Products	Hayward Pool Products
OEM Cartridge # CX1200-RE	OEM Cartridge # CX1250-RE	OEM Cartridge # C5025
Description: Star Clear Plus C-1200	Description	Description
120 Sq. ft.	125 Sq. ft.	131 Sq. ft.
Unicel Cartridge # C-8412	Unicel Cartridge # C-9499	Unicel Cartridge # C-7494
$109	$89	$99

Hayward Pool Products	Hot Springs Spas	Hot Springs Spas
OEM Cartridge # CX1380-RE	OEM Cartridge # 31233	OEM Cartridge # 31115
Description: C-5500 series	Description: Spa Model FH/IH (220 volt)	Description: Watkins Hot Springs Spa
137 Sq. ft.	30 Sq. ft.	45 Sq. ft.
Unicel Cartridge # C-7490	Unicel Cartridge # C-5431	Unicel Cartridge # C-6600
$109	$45	$48

Intex Pools	Intex Pool Products	Intex Pool Products
OEM Cartridge #	OEM Cartridge # 59905	OEM Cartridge # 58621
Description: Type "A"	Description: Type "B"	Description: 520 Type "D"
5 Sq. ft.	15 Sq. ft.	30 Sq. ft.
Unicel Cartridge # C-4607	Unicel Cartridge # C-5315	Unicel Cartridge # C-5330
$25	$31	$34

Jacuzzi	Jacuzzi Brothers	Jacuzzi Brothers
OEM Cartridge # 43-2954-01-R	OEM Cartridge # 23-2377-04	OEM Cartridge # 42-28941-08-R
Description: front load skim filter	Description: Crystal Flow CF-25	Description: CFR-25
Sq. ft. 25	25 Sq. ft.	25 Sq. ft.
Unicel Cartridge # C-5601	Unicel Cartridge # C-6625	Unicel Cartridge # C-5625
$37	$42	$36

Jacuzzi Whirlpool Bath	Jacuzzi Brothers	Jacuzzi Brothers
OEM Cartridge # 273000	OEM Cartridge # 42-3534-09	OEM Cartridge # 42-3535-08
Description: Quanta	Description: CFR-50	Description; CFR-75
30 Sq. ft.	Sq. ft. 50	75 Sq. ft.
Unicel Cartridge # C-6300	Unicel Cartridge # C-9650	Unicel Cartridge # C-9475
$42	R$65	$79

Jacuzzi Brothers	Jacuzzi Brothers	Jacuzzi Brothers
OEM Cartridge # 42-3674-09-R	OEM Cartridge # 42-3536-07	OEM Cartridge # 42-3675-08-R
Description: Sherlock 80	Description: CFT-100, CFR-100	Description: Sherlock 120
80 Sq. ft.	100 Sq. ft.	Sq. ft. 120
Unicel Cartridge # C-9480	Unicel Cartridge # C-9699	Unicel Cartridge # C-9481
$99	$95	$109

Jacuzzi Brothers	Jacuzzi Brothers	Jacuzzi Brothers
OEM Cartridge # 42-3537-06	OEM Cartridge # 42-3540-01	OEM Cartridge # 42-3668-08-R
Description: CFR-150	Description: CFR-200	Description: Sherlock 200
150 Sq. ft.	200 Sq. ft.	200 Sq. ft.
Unicel Cartridge # C-9478	Unicel Cartridge # C-9420	Unicel Cartridge # C-9483
$99	$149	$150

Jandy	Jandy	Jandy
OEM Cartridge # A0557900	OEM Cartridge # A0558000	OEM Cartridge # A0104100
Description: CL340	Description: CL460	Description: CL580
85 Sq. ft.	115 Sq. ft.	145 Sq. ft.
Unicel Cartridge # C-7459	Unicel Cartridge # C-7468	Unicel Cartridge # C-7482
$73	$89	$99

Jandy	Jandy	Krystal Klear
OEM Cartridge #	OEM Cartridge #	OEM Cartridge #
Description: CJ200	Description: CJ250	Description: Models 108R/12
200 Sq. ft.	250 Sq. ft.	5 Sq. ft.
Unicel Cartridge # C-9421	Unicel Cartridge # C-9421	Unicel Cartridge # C-4607
$99	UNI-051-9422	$25

Krystal Klear	Leisure Bay Spas	Marquis Spas
OEM Cartridge #	OEM Cartridge #	OEM Cartridge #
Description: Models 520/530	Description: Top load	Description: Old model
30 Sq. ft.	45 Sq. ft.	25 Sq. ft.
Unicel Cartridge # C-5330	Unicel Cartridge # 6CH-940	Unicel Cartridge # C-5626
$35	$46	$40

Martec Sonfarrel	Millennium Spas	Muskin
OEM Cartridge # CL-2810	OEM Cartridge #	OEM Cartridge # FP A2027
Description	Description: Top load	Description: Muskin 8
50 Sq. ft.	45 Sq. ft.	8 Sq. ft.
Unicel Cartridge # C4305	Unicel Cartridge # 6CH-940	Unicel Cartridge # C-4605
$46	$46	$25

Muskin	Muskin	Pac-fab (Pentair)
OEM Cartridge # A2030	OEM Cartridge # 58040	OEM Cartridge # 178569
Description	Description: FE-129	Description: Clean & Clear Plus
20 Sq. ft.	120 Sq. ft.	60 Sq. ft.
Unicel Cartridge #	Unicel Cartridge # C-9499	Unicel Cartridge # C-7469
$35	$89	$57

Pac-fab (Pentair)	Pac-fab (Pentair)	Pac-fab (Pentair)
OEM Cartridge # 590541	OEM Cartridge # R173573	OEM Cartridge # R173215
Description: Clean & Clear 75	Description: Clean & Clear Plus	Description: Clean & Clear 100
75 Sq. ft.	80 Sq. ft.	100 Sq. ft.
Unicel Cartridge # C-9407	Unicel Cartridge # C-7470	Unicel Cartridge # C-9410
$78	$69	$69

Pac-fab (Pentair)	Pac-fab (Pentair)	Pac-fab (Pentair)
OEM Cartridge # 178584	OEM Cartridge # 566279	OEM Cartridge # R173578
Description: Clean & Clear Plus	Description: Clean & Clear Plus	Description: Clean & Clear Plus
105 Sq. ft.	125 Sq. ft.	130 Sq. ft.
Unicel Cartridge # C-7471	Unicel Cartridge # C-7498	Unicel Cartridge # C-7472
$83	$99	$94

Pac-fab (Pentair)	Pac-fab (Pentair)	Phoenix Spas
OEM Cartridge # R173216	OEM Cartridge # R173217	OEM Cartridge #
Description: Clean & Clear 150	Description: Clean & Clear 200	Description: Top load
150 Sq. ft.	200 Sq. ft.	45 Sq. ft.
Unicel Cartridge # C-9415	Unicel Cartridge # C-9419	Unicel Cartridge # 6CH-940
$88	$119	$46

Quantum	Rainbow (Pentair)	Rainbow (Pentair)
OEM Cartridge #	OEM Cartridge # RDC-25 (17-2327)	OEM Cartridge # DSF-35 (17-2606)
Description: Quantum 500	Description: Dynamic Series	Description: Dynamic Series
125 Sq. ft.	25 Sq. ft.	35 Sq. ft.
Unicel Cartridge # C-7498	Unicel Cartridge # C-4326	Unicel Cartridge # C-4401
$99	$38	$36

Rainbow (Pentair)	Rainbow (Pentair)	Rec Warehouse
OEM Cartridge # RTL-50 (17-2380)	OEM Cartridge # R173600	OEM Cartridge # 378902
Description: Dynamic Series	Description	Description: Top load
50 Sq. ft.	65 Sq. ft.	45 Sq. ft.
Unicel Cartridge # C-4950	Unicel Cartridge # C-5374	Unicel Cartridge # 6CH-940
$42	$49	$46

Rec Warehouse	Rec Warehouse	Sand-n-Sun
OEM Cartridge #	OEM Cartridge #	OEM Cartridge #
Description: 65 sq. ft.	Description: 75 sq. ft.	Description
65 Sq. ft.	75 Sq. ft.	5 Sq. ft.
Unicel Cartridge # C-5374	Unicel Cartridge # C-5374	Unicel Cartridge # C-4607
$49	$49	$25

Sand-n-Sun	Sand-n-Sun	Seasonmaster
OEM Cartridge #	OEM Cartridge #	OEM Cartridge #
Description	Description	Description: Model 121 before 1994
15 Sq. ft.	30 Sq. ft.	50 Sq. ft.
Unicel Cartridge # C-5315	Unicel Cartridge # C-5330	Unicel Cartridge # C-5350
$31	$34	$50

Seasonmaster	Softub	Sonfarrel
OEM Cartridge #	OEM Cartridge #	OEM Cartridge # CL-2810
Model 131 before 1994	Description: Top load	Description
75 Sq. ft.	25 Sq. ft.	50 Sq. ft.
Unicel Cartridge # C-5375	Unicel Cartridge #6CH25	Unicel Cartridge # C-4305
$72	$39	$46

Sta-Rite	Sta-Rite	Sunbelt Spas
OEM Cartridge # TX-135	OEM Cartridge # TX-135	OEM Cartridge #
Description: OLD style	Description: NEW style	Description: Top load
135 Sq. ft.	135 Sq. ft.	45 Sq. ft.
Unicel Cartridge # N/A	Unicel Cartridge # N/A	Unicel Cartridge # 6CH-940
$149	$149	$46

Sundance Spas	Superior Spas	Viking Spas
OEM Cartridge #	OEM Cartridge #	OEM Cartridge #
Description: Top load	Description: Top load	Description: Top load
50 Sq. ft.	45 Sq. ft.	45 Sq. ft.
Unicel Cartridge # 4CH-50	Unicel Cartridge # 6CH-940	Unicel Cartridge # 6CH-940
$44	$46	$46

Vita Spas	Waterway	Waterway
OEM Cartridge #	OEM Cartridge # 817-0015	OEM Cartridge # 817-1000
Description: Top load	Description: Top load	Description: Top load, in-line
45 Sq. ft.	75 Sq. ft.	95 Sq. ft.
Unicel Cartridge # 6CH-940	Unicel Cartridge # C-5374	Unicel Cartridge # C-4995
$46	$49	$66

Waterway	Watkins	Watkins
OEM Cartridge #	OEM Cartridge # 31233	OEM Cartridge # 31115
Description: Crystal Water	Hot Springs Spa FH/IH (220 volt)	Description: Hot Springs Spa
105 Sq. ft.	30 Sq. ft.	45 Sq. ft.
Unicel Cartridge # C-7471	Unicel Cartridge # C-5431	Unicel Cartridge # C-6600
$83	$45	$49

Wet Set	Wet Set
OEM Cartridge #	OEM Cartridge #
Description	Description
5 Sq. ft.	30Sq. ft.
Unicel Cartridge # C-4607	Unicel Cartridge # C-5330
$22	$34

Unicel is the nation's leading manufacturer of swimming pool & hot tub spa filter replacement cartridges. Finding the exact swimming pool & hot tub spa filter cartridge you need is easy. Replacement cartridge filter guide has all major brands like Hayward, Pentair, and many more. If you want a great replacement cartridge for Swimming Pools and Spas look no further.

Click here for complete swimming pool cartridge filters