Spa Filters by Dimension

Find your spa filter Master Deluxe model number by measuring your hot tub filter. Taking the actual measurements of the filter and noting how both ends of the filter look will help you order the correct replacement spa filter. 

If you know your filter model number, enter it in the search box at the top or find your Master Deluxe model number below based on your filter measurements. See list prices here below, then click through for the best deals on filters in Canada.

Search by Filter Model Number – Enter Model Number in the Search Box at the top.

OR – Search by Filter Dimensions to find model number below.  Here are 4″ wide to 10″ wide cartridge filter listings.

OR – Take a picture of your filter and measure length, outer diameter, inner diameter and describe both ends of the filter (inner hole, top handle, bottom threaded connector…) and send it to us by email at info@spafilters.ca and you will have an answer within 24 hours (usually same day).

Measure Spa Filter with Ruler

4″ Diameter Spa Filters      All Pricing in Canadian Dollars

Part Number Diameter Length Top/ Hole Bottom/Hole Sq.Ft. List Price Pleatco Ref. Unicel Ref. Filbur
M40101 41/4 4.0 21/16 21/16 10 17.90 PWW10 C4310 FC3077
M40257 45/8 65/8 21/8 11/2 MPT 19 28.00 PFF25P4 4CH22 FC2399
M40260 45/8 93/4 Handle 11/2 MPT 25 29.00 PGS25P4 4CH24 FC0131
M40122 45/8 117/8 21/16 21/16 12 24.43 PA12 C4312 FC1210
M42524 43/4 71/16 Handle 11/2 SAE 20 28.50 PSANT20P3 4CH925 n/a
M2540384 43/4 8.0 Closed/Handle 2.0 SAE 25 35.50 2540384 (OEM#) n/a
M40191 43/4 81/8 Handle 11/2 MPT 25 31.00 PDM25P4 4CH24 FC0126
M2540387 43/4 121/2 Closed/Handle 2.0 SAE 35 36.53 2540387 (OEM#)  
M40503 43/4 143/4 Handle 11/2 MPT 50 49.00 PTL50P4 4CH50 FC0151

5” Diameter Spa Filters

M40352 5.0 45/8 21/8 21/8 35 9 pr. 35.95 PRB17.5SFPAIR C4401 FC2386
M40121 5.0 43/4 Handle 17/8 18 9 21.05 PSS17.5 C4302 FC0183
M40505 5.0 65/8 21/8 21/8 50 9 pr. 53.00 PRB25SFPAIR C4405 FC2387
M40353 5.0 91/4 21/8 21/8 35 9 33.00 PRB35IN C4335 FC2385
M40508 5.0 131/16 Handle 11/2 F*SAE 50 9 40.54 PWW50L 4CH949 FC0172
M42513 5.0 135/16 21/8 21/8 25 9 25.00 PRB25IN C4326 FC2375
M40371 5.0 135/16 21/8 21/8 37 9 44.00 PRB37IN4 C4637 FC2380
M40506 5.0 135/16 21/8 21/8 50 9 42.47 PRB50IN C4950 FC2390
M007064 5.0 135/16 21/8 21/8 800** 9 42.47 PRB50IN C‐4950 FC2390
M40751 5.0 201/8 21/8 21/8 75 9 58.00 PRB75 C4975 FC2935
M40752 5.0 235/8 21/8 21/8 75 9 72.00 PCAL75 C4970 FC2930
M41001 5.0 235/8 21/8 21/8 95 9 79.00 PCAL100 C4995 FC2940
M50403 51/4 97/8 Handle 2.0 MPT 40 9 42.00 PJW40SCF2M 5CH402 FC2811
M50451 55/16 101/8 21/8 21/8 50 9 43.00 PLBS50 C5345 FC2970
M50651 55/16 143/4 21/8 21/8 75 9 58.00 PLBS75 C5374 FC2971
M51002 53/8 215/16 21/8 21/8 80 9 72.00 PCST80 C5396 FC2975
M51351 53/8 301/8 21/8 21/8 120 9 99.00 PCST120 C5351 FC2976
M50353 53/4 87/16 Handle 11/2 MPT 35 9 39.00 PMAX50P4 5CH35
M50353S 53/4 87/16 Handle 11/2 SAE 35 9 39.00 PMAX50P3 5CH35SAE
* FEMALE / FEMELLE ** DEPTH FILTER / FILTRE en PROFONDEUR       11/2MPT = FINE THREAD / FILLETAGE FIN  

6” Diameter Spa Filters

M60251 6.0 51/2 Handle/Poignée 11/2 MPT 20 9 39.00 PTL20WSVP4 6CH25 FC0305
M60401 6.0 75/8 Handle/Poignée 11/2 SAE 40 9 44.00 PWW50P3 6CH940 FC0359
M60401M 6.0 75/8 Handle/Poignée 11/2 MPT 40 9 47.00 PWW50P4 6CH940MPT
M60508 6.0 8.0 Handle/Poignée 11/2 MPT 40 9 49.00 PPG50P4 6CH49
M60471 6.0 81/2 Handle/Poignée 11/2 MPT 47 9 47.00 PTL47WP 6CH47 FC0315
M2000498 6.0 131/2 Cap/Handle 2.0 SAE 40 12 49.50 2000498 (OEM#)
M2540383 6.0 19 Cap/Handle 2.0 SAE 75 12 74.50 2540383 (OEM#)
M60521 65/8 147/8 Handle/Poignée 2.0 SAE 60 9 59.00 PJW60TLF2S 6CH960 FC2800
M6000383A 65/8 157/16 Cap/Handle 2.0 SAE 60 9 63.80 6000383A (OEM#)
M60506 63/4 8.0 Handle/Poignée 2.0 MPT 50 4 48.72 PAS50SVF2M 6CH502 FC0311

7″ Diameter Spa Filters

Part Number Diameter Length Top Hole Bottom Hole Sq.Ft. List Price Pleatco Ref. Unicel Ref. Filbur
M70251 7.0 911/16 3.0 3.0 25 4 49.00 PA254 C7626 FC1230
M70508 7.0 193/4 3.0 3.0 50 4 74.00 PA50 C7656 FC1240
M71061 7.0 251/2 3.0 3.0 106 4 115.00 PA106 C7488 FC1226
M70402 71/16 97/8 Handle 11/2 MPT 40 4 49.00 PVT40P 7CH40 FC0435
M70506 71/16 1413/16 Handle 11/2 MPT 50 4 63.00 PVT50P 7CH50 FC0463
M70323 71/8 81/16 Handle 11/2 MPT 32 4 44.00 PCS32P 7CH32 FC0425

Also available C-7471 compatible cartridge filter and 8CH-502 compatible filter

 8” Diameter Spa Filters

M80501 8.0 9.0 21/8 2.0 Slip 50 4 69.00 PCS50N C8450 FC3310
M80753 8.0 13.0 21/8 2.0 Slip 75 4 76.00 PCS75N C8475 FC3320
M2540381 8.0 151/2 Closed/Handle 2.0 MPT 95 4 99.90 2540381 (OEM#)  
M80402 81/4 67/8 41/16 41/16 45 4 63.00 PMA452004R C8431 FC1007
M80755 815/16 173/8 4.0 4.0 75 4 97.00 PA76 C8411 FC1256
M81202 815/16 231/4 4.0 4.0 120 4 106.23   PA120 C8412 FC1293

10” Diameter Spa Filters

M10501 10.0 85/8 6.0 6.0 50 4 86.56 PAP504 C9405 FC0684
M10101 101/16 235/8 6.0 6.0 100 4 122.00 PAP1004 C9410 FC0686
M10150 101/16 311/8 6.0 6.0 150 4 159.58  PAP1504 C9415 FC0687
M10201 101/16 311/8 6.0 6.0 200 4 198.90  PAP2004 C9419 FC0688

Click on the model number above to “reveal the deal” and find your filter.

Don’t see the filter you need here?  Shoot us a quick email at info@spafilters.ca with your filter dimensions and we will send you the correct link.  Pictures are helpful but not necessary.