iSpring RCC7P-AK Reverse Osmosis System with Pump
- 6-stage reverse osmosis, alkaline and carbon block
- 75 gallons capacity
- 2000 ppm maximum TDS
- Corded electric pump, 100-240V
- Reduces PFAS and TDS
Last refreshed Aug 4, 2026 · Based on the Amazon listing and published specifications, not hands-on testing.
A six-stage under-sink reverse osmosis system with a pump and alkaline remineralization. It needs a power outlet near the sink.
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ASIN: B005LKKMYSModel: RCC7P-AKCategory: Water Filtration Systems
Overview
ISpring installs this system beneath the sink, where reverse osmosis, activated carbon and a carbon block treat water before it reaches a dedicated faucet. A pump boosts performance, and an alkaline stage adds minerals back.
The reason to consider it is the wide treatment stack, with PFAS and TDS reduction and a high TDS ceiling. The limit is the installation work and the need for a nearby outlet.
Who it's for
Homeowners who can drill a faucet hole and want strong contaminant and TDS reduction at a dedicated tap. Renters, or anyone who cannot plug in under the sink, should consider a countertop or pitcher filter.
Pros and cons
- Reverse osmosis plus carbon stages
- PFAS reduction listed
- High TDS ceiling
- Needs electrical outlet
- Takes under-sink space
Performance notes
Reverse osmosis pushes water through a membrane that blocks dissolved solids, which is why the TDS rating is high. The pump raises pressure so the membrane works faster. Filter replacement intervals are not in the listing.
Specifications
| Brand | iSpring |
|---|---|
| Model | RCC7P-AK |
| Dimensions & fit | |
| Dimensions | 15 x 8 x 18 inches |
| Weight | 20 pounds |
| Item Dimensions L X W X H | 15"L x 8"W x 18"H |
| Capacity & performance | |
| Capacity | 75 gallons |
| Upper Temperature Rating | 100 °F |
| Power & efficiency | |
| Power Source | Corded Electric |
| Compatibility & installation | |
| Install Type | Under Sink |
| Included components | |
| Included Components | Housings, Filters, Parts, Faucet, Pump, Power adapter 100-240V 50/60Hz |
| Unit Count | 1 Count |
| Warranty & support | |
| Supported Water Tds Level Maximum Ppm | 2000 ppm |
| Warranty Description | 1-year limited manufacturer warranty upon registration |
| Other details | |
| Purification Method | Reverse Osmosis, Alkaline, Activated Carbon, Carbon block |
| Other Special Features Of The Product | Reduce PFAS, Reduce TDS |
Closest rivals on specs
Apec Water ROES-100 Water Filtration System- Capacity 75 vs 100 gallons (-25%)
- Weight 20 vs 26 pounds (-23%)
Waterdrop TSU Ultra Filtration Under Sink Water Filter- Weight 20 vs 14 pounds (+43%)
Apec Water RO-CTOP-C Water Filtration System- Capacity 75 vs 90 gallons (-17%)
- Weight 20 vs 10 pounds (+100%)
Frequently asked questions
Does the iSpring RCC7P-AK warranty need registration?
Yes. The listing says a one-year limited warranty upon registration.
Does the iSpring RCC7P-AK need electricity?
Yes. It uses a corded electric pump and ships with a power adapter.
Does the iSpring RCC7P-AK include a faucet?
Yes, the included components list a faucet.