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iSpring RCC7AK-UV

Ranked #13 of 50 in Best Reverse Osmosis Systems (2026). Here is every spec we scored, where it came from, and how it compares.

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I

#13

iSpring RCC7AK-UV

Best for: NSF/ANSI 58 certified 7-stage 75 GPD alkaline and UV under-sink RO

2.6/10

What we like

Watch out for

Drain water per product gallon not published by iSpring
Warranty not published by iSpring

Score breakdown

Daily production 24%

NSF/ANSI 58 named 20%

Broader named certification 16%

Drain water per product gallon * 16%

Filtration stages 12%

Warranty * 12%

* Not published by the manufacturer; scored at the lowest published value in this category, so an unpublished figure never outranks a published one.

Daily production	75 GPD
NSF/ANSI 58 named	Yes
Broader named certification	No
Drain water per product gallon	Not listed
Filtration stages	7
Warranty	Not listed
Daily production (maker)	75 gallons per day
Filtration stages (maker)	7 stages
NSF/ANSI 58 (maker)	Official title: NSF Certified; collection listing names NSF/ANSI 58
Broader named certification	Not listed as a broader named certification on the page we used
Drain ratio (maker)	Not listed
Drain water per product gallon	Not listed
Warranty (maker)	Not listed
Alkaline and UV stages (maker)	7-stage system with alkaline remineralization and UV sterilizer
Price	Check price

Check price at Amazon

Specs source:

iSpring: RCC7AK-UV

How it compares

Open the full comparison table

Waterdrop X16

#1 · 11-stage 1,600 GPD tankless RO, NSF/ANSI 42 and 58 named, 3:1 pure-to-drain

Waterdrop X12

#2 · 11-stage 1,200 GPD tankless RO, NSF/ANSI 42 and 58 named, 3:1 pure-to-drain

Waterdrop X12-PRO

#3 · 11-stage 1,200 GPD dual-flow tankless RO, NSF/ANSI 42 and 58 named

Waterdrop X14

#4 · 11-stage 1,400 GPD alkaline tankless RO, NSF/ANSI 42 and 58 named

Waterdrop X8

#5 · 9-stage 800 GPD tankless RO, NSF/ANSI 42 and 58 named, 2:1 pure-to-drain

Waterdrop X8-PRO

#6 · 9-stage 800 GPD dual-flow tankless RO, NSF/ANSI 42 and 58 named

Waterdrop G3P600

#7 · 8-stage 600 GPD tankless RO, NSF/ANSI 42 and 58 named, 2:1 pure-to-drain

Waterdrop G3P800

#8 · 9-stage 800 GPD tankless RO with UV, NSF/ANSI 58 named, 3:1 pure-to-drain

iSpring RCC7AK

#9 · NSF/ANSI 58 certified 6-stage 75 GPD alkaline under-sink RO

APEC ROTL-A1000ALK

#10 · 5-stage 1000 GPD alkaline tankless RO, NSF/ANSI 58 and 372 named in the official title

APEC ROTL-A1000

#11 · 4-stage 1000 GPD tankless RO, NSF/ANSI 58 and 372 named in the official title

iSpring RO500-BN

#12 · NSF/ANSI 58 certified 500 GPD tankless RO with a 2:1 pure-to-drain ratio

iSpring RCC7U

#14 · NSF/ANSI 58 certified 6-stage 75 GPD UV under-sink RO

iSpring RCC7

#15 · NSF/ANSI 58 certified 5-stage 75 GPD under-sink RO

APEC RO-PH90

#16 · 6-stage 90 GPD alkaline under-sink RO with a named WQA contaminant list

#17 · 5-stage 90 GPD under-sink RO with a named WQA contaminant list

Waterdrop T4-A

#18 · 450 GPD alkaline dual-flow under-sink RO with a 2:1 pure-to-drain ratio

iSpring RO1200

#19 · 1,200 GPD dual-flow tankless RO with a 3:1 pure-to-drain ratio

Waterdrop G5P700A

#20 · 8-stage 700 GPD alkaline tankless RO

Waterdrop G5P700

#21 · 7-stage 700 GPD tankless RO with a 2:1 pure-to-drain ratio

Waterdrop T3-M

#22 · 9-stage 450 GPD remineralizing under-sink RO with a 2:1 pure-to-drain ratio

Waterdrop D6

#23 · 6-stage 600 GPD tankless RO with a 1.5:1 pure-to-drain ratio

Waterdrop G5P500

#24 · 7-stage 500 GPD tankless RO

iSpring RO800G

#25 · 800 GPD tankless RO with an up-to 2.5:1 pure-to-drain ratio

iSpring RO600-BN

#26 · 600 GPD tankless RO with a 2.5:1 pure-to-drain ratio

APEC ROTL-600

#27 · 3-stage 600 GPD tankless under-sink RO

APEC ROTL-AIO

#28 · 600 GPD all-in-one tankless under-sink RO

iSpring RCC2AK-UV

#29 · 7-stage 200 GPD alkaline and UV under-sink RO

iSpring RO5004F-AK

#30 · 500 GPD alkaline tankless RO with UV and a 2:1 pure-to-drain ratio

iSpring RCC1UP-AK

#31 · 7-stage 100 GPD alkaline under-sink RO with a booster pump and UV

iSpring RCC2AK

#32 · 6-stage 200 GPD alkaline under-sink RO

APEC ROES-PHUV75

#33 · 7-stage 75 GPD alkaline and UV under-sink RO

iSpring PH100

#34 · 6-stage 100 GPD alkaline under-sink RO

iSpring RCC2

#35 · 5-stage 200 GPD under-sink RO

APEC ROES-PH75

#36 · 6-stage 75 GPD alkaline under-sink RO

APEC ROES-UV75-SS

#37 · 6-stage 75 GPD UV under-sink RO with a stainless housing

iSpring RCC1UP

#38 · 6-stage 100 GPD under-sink RO with a booster pump and UV

iSpring RCD100

#39 · 5-stage 100 GPD countertop RO with UV and a 2.5:1 pure-to-drain ratio

iSpring RO100

#40 · 5-stage 100 GPD under-sink RO

#41 · 5-stage 90 GPD fast-flow under-sink RO

APEC RO-PERM

#42 · 5-stage 90 GPD under-sink RO with a permeate pump for low-pressure homes

APEC ROES-100

#43 · 5-stage 100 GPD under-sink RO

iSpring RCC100P

#44 · 5-stage 100 GPD under-sink RO with a booster pump

APEC ROES-50

#45 · 5-stage 50 GPD under-sink RO with a 4-gallon tank

iSpring RCC7P

#46 · 5-stage 75 GPD under-sink RO with a booster pump

APEC RO-CTOP-C

#47 · Portable 4-stage 90 GPD countertop RO with a carry case

APEC RO-CTOP-PH

#48 · Portable 4-stage 90 GPD alkaline countertop RO

APEC RO-QUICK90

#49 · Compact 4-stage 90 GPD under-sink RO

iSpring RO10001F

#50 · Tankless under-sink RO with a 3:1 pure-to-drain ratio and 0.69 GPM listed flow