USED APPLIED MEMBRANES S-128D

🏭 Manufacturer
Applied Membranes, Inc.
A global leader in reverse osmosis technology, Applied Membranes designs systems for seawater, brackish water, and wastewater purification, known for durability, plug-and-play functionality, and high-recovery designs.

📝 Description
This used Applied Membranes Model S-128D is a dual-skid seawater reverse osmosis (SWRO) system offering 25.5 GPM continuous permeate capacity or up to 35 m³/day in 6-hour run mode. Designed for plug-and-play deployment, it features high-temperature-tolerant membranes, a 40 HP stainless steel feed pump, and programmable industrial microprocessor controls (I-ROC S150).
With 12 high-temp 8” × 40” membrane elements, this RO unit is ideal for challenging feedwater environments, operating at 340–540 psi (23–37 bar) and up to 10,000 ppm TDS. Features include CIP (clean-in-place) capability, auto-permeate flush, and an antiscalant injection system.

⚙️ Specifications

Model: S-128D

Type: Seawater Reverse Osmosis (SWRO) System

Configuration: Dual-skid / Container-ready / Plug-and-play

Year Built: 2020

Permeate Capacity:

25.5 US GPM (5.8 m³/h) continuous

~35 m³/day when operated 6 hrs/day

Feed Flow Rate: 51 GPM

Recovery Rate: 50%

Water Quality Output: < 200 mg/L TDS @ 10,000 ppm feed

Membranes:

12 × High-temp 8" × 40"

Tolerate up to 115°F (46°C)

Operating Range:

Temperature: 60°F to 115°F (15°C – 46°C)

Pressure: 340–540 psi (23–37 bar)

Pump:

40 HP stainless steel RO feed pump

Electrical: 3/60/460V

Additional Features:

Antiscalant injection system

Clean-in-place (CIP) system

Automatic permeate flush

I-ROC S150 industrial microprocessor (fully programmable)

Condition: Used, excellent condition

🧪 Applications
Ideal for seawater desalination needs in:

Remote coastal facilities

Island or marine-based operations

Offshore drilling support

Resorts and eco-tourism lodges

Military outposts

Emergency disaster relief systems

Industrial process water pre-treatment

Containerized water purification units

Fish processing or aquaculture plants

Water utility backup for drought resilience

📦 What Products Would This Be Used For?

Drinking water supply from seawater

Emergency portable desalination systems

Marine vessel freshwater systems

Containerized or mobile water purification

Industrial feedwater conditioning

Resort water infrastructure

Agricultural irrigation with treated seawater

Water reuse pretreatment for coastal plants

Brine reduction systems

Desalinated water supply for remote communities