--- product_id: 26042833 title: "DIGITEN 50GPD Flow Restrictor 300CC 1/4\" Quick Connect for RO Reverse Osmosis (pack of 2)" brand: "digiten" price: "₱884" currency: PHP in_stock: true reviews_count: 8 category: "Digiten" url: https://www.desertcart.ph/products/26042833-digiten-50gpd-flow-restrictor-300cc-1-4-quick-connect-ro store_origin: PH region: Philippines --- # 50 GPD precise flow control 1/4" quick connect ease ABS engineering plastic durability DIGITEN 50GPD Flow Restrictor 300CC 1/4" Quick Connect for RO Reverse Osmosis (pack of 2) **Brand:** digiten **Price:** ₱884 **Availability:** ✅ In Stock ## Summary > 💧 Upgrade your RO system with precision flow control — because every drop counts! ## Quick Answers - **What is this?** DIGITEN 50GPD Flow Restrictor 300CC 1/4" Quick Connect for RO Reverse Osmosis (pack of 2) by digiten - **How much does it cost?** ₱884 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.ph](https://www.desertcart.ph/products/26042833-digiten-50gpd-flow-restrictor-300cc-1-4-quick-connect-ro) ## Best For - digiten enthusiasts ## Why This Product - Trusted digiten brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Built to Last:** Crafted from robust ABS engineering plastics for long-term reliability - • **Trusted by Pros:** Highly rated with 4.5 stars and praised by expert plumbers nationwide - • **Compact Powerhouse:** Sleek 3.15-inch length fits seamlessly into any RO system setup - • **Plug & Play Simplicity:** 1/4" quick connect design for effortless, leak-free installation - • **Precision Flow Mastery:** Ensures a perfect 1:3 pure-to-waste water ratio for peak RO efficiency ## Overview The DIGITEN 50GPD Flow Restrictor pack of 2 features durable ABS plastic construction and a 1/4" quick connect design, delivering precise 50 gallons per day flow control with a 1:3 pure-to-waste water ratio. Compact and easy to install, it maintains optimal pressure for efficient reverse osmosis system performance, backed by strong customer reviews and professional endorsements. ## Description 1/4" Quick connect Flow Restrictor 300CC for RO Reverse Osmosis 50,GPD RO Review: Works as expected. - Works as expected. Easy install. No leaks Review: Fit Sterling RO systems perfectly - Master plumber in Oklahoma here. Worked on my orestriction. STERLING RO system by replacing storage tank. In doing so, I ended up getting a leak on the push connections of the flow restrictor. Ordered these because they could get to me faster and cheaper than my parts house. They were a perfect fit. It has been a few months and no issues. ## Features - Material : ABS engineering plastics - Working pressure:0-0.8Mpa. - 1/4" Quick connect. - Ratio,pure:waster=1:3. - Its length: 3.15inches (8cm) ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B00X6RB75G | | Best Sellers Rank | #50,585 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #371 in Replacement Under-Sink Water Filters | | Brand | DIGITEN | | Brand Name | DIGITEN | | Customer Reviews | 4.5 out of 5 stars 402 Reviews | | Item Dimensions D x W x H | 2.01"D x 3.82"W x 0.79"H | | Item Weight | 0.01 Ounces | | Manufacturer | TmallTech | | Manufacturer Part Number | ROCON-74 | | Material | Acrylonitrile Butadiene Styrene (ABS) | | Material Type | Acrylonitrile Butadiene Styrene (ABS) | | Model Number | ROCON-74 | | Number of Items | 2 | | Product Benefits | Maintains optimal water pressure and flow rate for efficient RO system operation | | Product Dimensions | 2.01"D x 3.82"W x 0.79"H | | Set Name | Pack of 2 | | UPC | 713458680099 | | Unit Count | 2 Count | ## Product Details - **Brand:** DIGITEN - **Item Weight:** 0.01 Ounces - **Material:** Acrylonitrile Butadiene Styrene (ABS) - **Product Benefits:** Maintains optimal water pressure and flow rate for efficient RO system operation - **Product Dimensions:** 2.01"D x 3.82"W x 0.79"H ## Images ![DIGITEN 50GPD Flow Restrictor 300CC 1/4" Quick Connect for RO Reverse Osmosis (pack of 2) - Image 1](https://m.media-amazon.com/images/I/51l9JK2jr2L.jpg) ## Questions & Answers **Q: Can this be used in place of a capillary restrictor?** A: Yes **Q: On both I can blow into from both sides and air pass through, are both damaged?** A: Not a direct answer but one of the two I received failed after a few weeks; upon removal I was able to pass air thru both sides. I did not test the new one (should have), but it seems to be working fine. **Q: vendor higher CC number means more resistance or less resistance?** A: Higher number means less flow resistance (higher waste water flow to the drain). **Q: Does it fit a 1/4” o.d. or i.d. hose?** A: 1/4" OD ## Customer Reviews ### ⭐⭐⭐⭐⭐ Works as expected. *by R***T on December 17, 2025* Works as expected. Easy install. No leaks ### ⭐⭐⭐⭐⭐ Fit Sterling RO systems perfectly *by M***T on September 30, 2025* Master plumber in Oklahoma here. Worked on my orestriction. STERLING RO system by replacing storage tank. In doing so, I ended up getting a leak on the push connections of the flow restrictor. Ordered these because they could get to me faster and cheaper than my parts house. They were a perfect fit. It has been a few months and no issues. ### ⭐⭐⭐⭐⭐ Perfect replacement for RO system *by T***N on January 14, 2026* I use this in my RO system ## Frequently Bought Together - DIGITEN 50GPD Flow Restrictor 300CC 1/4" Quick Connect for RO Reverse Osmosis (pack of 2) - iSpring AAS2 Reverse Osmosis Water Filter Automatic Shut Off Valve Quick Connect, 1 Count (Pack of 1), White - iSpring Greatwell Reverse Osmosis Membrane 75 GPD 11.75” X 1.75”, Replacement Fits Standard Under Sink RO Drinking Water Filtration System, MC7 --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.ph/products/26042833-digiten-50gpd-flow-restrictor-300cc-1-4-quick-connect-ro](https://www.desertcart.ph/products/26042833-digiten-50gpd-flow-restrictor-300cc-1-4-quick-connect-ro) --- *Product available on Desertcart Philippines* *Store origin: PH* *Last updated: 2026-04-22*