Max Water 4" x 21" SW-4021 RO Membrane - Sea Water Filter Desalination RO with Max Capacity Of 950 GPD for Hospitality, Food & Beverages, Pharmaceutical Replacement For SW30-4021

★★★★★ 4.1 16 reviews

$208.00
Price when purchased online
Free shipping Free 30-day returns

Sold and shipped by www.bac101.com
We aim to show you accurate product information. Manufacturers, suppliers and others provide what you see here.
$208.00
Price when purchased online
Free shipping Free 30-day returns

How do you want your item?
You get 30 days free! Choose a plan at checkout.
Shipping
Arrives Jun 30
Free
Pickup
Check nearby
Delivery
Not available

Sold and shipped by www.bac101.com
Free 30-day returns Details

Product details

Management number 229680696 Release Date 2026/05/31 List Price $83.20 Model Number 229680696
Category
  • Optimal Purity & Performance: The Max Water 4" x 21" SW-4021 RO Membrane is engineered to deliver exceptional water quality, producing up to 950 GPD (max) & 750 GPD (avg) permeate. It features a remarkable Upto 99.7% impurity rejection rate and operates effectively at a maximum Operation pressure of 1000 psi, Recommended Pressure is 800 psi.
  • Unmatched Purity and Performance: The Max Water 4" x 21" SW-4021 RO Membrane delivers stable, high rejection of contaminants from high TDS water sources, effectively filters particles down to 1/10,000th of a micron and filtering 99.5% of impurities—including organic, inorganic contaminants, and chemicals—while purifying approximately 20% more water compared to competitive systems. Salt concentration of 15000-40000 PPM
  • Versatile & High Capacity: The Max Water 4" x 21" SW-4021 RO Desalination Membrane is designed as a universal filter for Hospitality, Food & Beverages, Pharmaceutical and Municipal Water Treatment, the SW-4021 membrane delivers a robust capacity. These commercial membranes come in industry standard configurations to easily fit into existing or new Commercial RO systems.
  • Durable & Long-Lasting: Shipped dry in a sealed package to maintain peak condition, the SW-4021 Membrane is built for durability, with a life expectancy of 1-3 years based on water quality, temperature, and pressure. Constructed from BPA-free components, it ensures safety for all water filtration needs.
  • Note: RO membranes are designed to eliminate contaminants such as heavy metals, minerals, herbicides, and salt from water. Their lifespan can be prolonged by using softened water and performing routine chemical cleaning. However, extremely hard water or water containing solid particles can cause significant fouling, necessitating membrane replacement every 1 to 3 months.
  • Trusted Expertise: With 15+ years of experience, we help you choose the perfect membrane for your water needs. Each membrane has a unique purpose and our expert guidance ensures you make the right choice. We also offer excellent post-sale support for installation, maintenance & troubleshooting. Let us make the process simpler-contact us today for an absolutely hassle-free, no-loss purchase for both parties.

UPC 680392207159
ASIN B0BXYL1PVZ
Brand Name Max Water
Unit Count 1.0 Count
Item Weight 1.93 Kilograms
Manufacturer Max Water
Model Number SW 4021
Material Type Polypropylene (PP)
Number of Items 1
Product Benefits Effectively removes salt and impurities from seawater and brackish water sources for various applications
Included Components 4021 Industrial filteration Reverse Osmosis Membranes
Manufacturer Part Number 104310
Item Dimensions D x W x H 4"D x 4"W x 21"H
External Testing Certification NSF

Correction of product information

If you notice any omissions or errors in the product information on this page, please use the correction request form below.

Correction Request Form

Customer ratings & reviews

4.1 out of 5
★★★★★
16 ratings | 7 reviews
How item rating is calculated
View all reviews
5 stars
77% (12)
4 stars
7% (1)
3 stars
4% (1)
2 stars
2% (0)
1 star
10% (2)
Sort by

There are currently no written reviews for this product.