OP1L Lead, Cyst, PFOA, and PFOS Replacement Filter Cartridge
Shipping: Ships to the 48 contiguous states and Washington, D.C. Our items ship for $7.99 on orders under $80 and free on orders of $80 or more. Partner-shipped items have shipping calculated at checkout, and select large items have a flat shipping charge shown on the product page. Shipping policy
Returns: Return unused items in original packaging within 14 days of delivery. You pay return shipping and a 20% restocking fee applies (both waived if the item arrived damaged or we sent the wrong item). Some items are final sale and are marked on their product pages. Refund policy
The genuine replacement cartridge for the RKIN OP1L Whole House Lead, Cyst, PFOA, and PFOS Water Filter System. It is designed for lead, cyst, PFOA and PFOS reduction and also filters sediment, chlorine and other disinfectant by-products, with easy filter changes that need no tools.
Specs
- MPN: WH-RC-P1LEAD
- Compatible with: RKIN OP1L whole house system
- Recommended replacement: every 100,000 gallons
- Filter changes: no tools required
Replacing your cartridge
Please follow the filter replacement instructions available by clicking here.
The reset button is very small and very easy to miss; please see the photo below for the exact location of the filter reset button. Press and hold for 3 seconds to reset the filter usage notification.

Ships directly from the brand; shipping is calculated at checkout.