Commercial RO Systems
swtwater.com BLS Series, 12,000 to 18,000 GPD
BLS Series RO Systems are engineered to economically produce high purity water while providing the flexibility to choose system features to meet your application specifications. Units are available as skid mounted, pre-wired, and pre-piped with pre- and post-treatment equipment for a complete water purification package. Skid mounted systems provide maximum efficiency of floor space and reduced installation time and costs.
BLS 12000 Optimum BLS 15000 Optimum BLS 18000 Optimum
BLS 12000
12,000 gpd
8.33 gpm
BLS 15000
15,000 gpd
10.42 gpm
BLS 18000
18,000 gpd
12.50 gpm
BLS 12000, 15000, 18000 Features
5 micron Sediment Pre-Filtration
Pentek® 20-inch Slim Line Housing
Low Feed Water Pressure Safety Switch
Storage Tank Float Control Connection
Pretreatment Lockout Connection
Digital TDS Monitor
On/Off Standby Switch
Product Water Flow Meter
Reject Water Flow Meter
Water Recirculation Flow Meter
Adjustable Reject Water Needle Valve
Adjustable Water Saving Recirculation Loop
Pre- and Post-Filter Pressure, Liquid Gauges
Operating Pressure, Liquid Gauge
Feed Water Solenoid Valve
Sta-Rite® High Pressure Booster Pump
Product Water Check Valve
John Guest® Safety Locking Clips
230V, 60Hz, 1-Phase Electrical
Powder Coated Frame
Factory Tested for Quality
Assembled in the USA
One Year Limited Warranty
 
Choose from two feature packages to fit your application...
Standard Models Include
S-150 RO Controller
Manual Membrane Flush

Optimum Models Include
S-150 RO Controller
Automatic Membrane Flush
Post-Membrane Pressure Gauge
 
Additional Features Available
230V, 60Hz, 1-Phase
230V, 60Hz, 3-Phase
460V, 60Hz, 3-Phase
380V, 50Hz, 3-Phase
Product Water Pressure Switch with Relief Valve *
Stainless Steel Pump
Expanded S-150 RO
Controller
TDS Digital Monitor
   
NOTE: When ordering a BLS Series RO System, the customer must choose between a product water pressure switch (for water storage in a pressurized tank) or a water level float kit (for water storage in an atmospheric tank). See BLS Parts List.
CLICK TO VIEW BLS 12000, 15000, 18000 PARTS LIST
 
OPERATING SPECIFICATIONS BLS 12000 BLS 15000 BLS 18000
Flow Capacity, Gallons Per Day* 12,000 GPD 15,000 GPD 18,000 GPD
Flow Capacity, Gallons Per Minute* 8.33 GPM 10.42 GPM 12.50 GPM
Flow Capacity, Liters Per Day* 45,425 LPD 56.781 LPD 68.137 LPD
Flow Capacity, Liters Per Minute* 31.5 LPM 39.4 LPM 43.3 LPM
Typical Recovery 75% 75% 75%
Design Rejection Rate 98 to 99% 98 to 99% 98 to 99%
Typical Operating Pressure 165 PSI (11.3 Bar) 165 PSI (11.3 Bar) 165 PSI (11.3 Bar)
Nominal Feed Water Flow During Operation 11 GPM (41.6 LPM) 14 GPM (52.9 LPM) 17 GPM (64.3 LPM)
Nominal Feed Water Flow During System Flush 18 GPM (68.1 LPM) 32 GPM (121 LPM) 36 GPM (136 LPM)
Maximum Product Water Back Pressure 50 PSI (3.4 Bar) 50 PSI (3.4 Bar) 50 PSI (3.4 Bar)
 
FEED WATER PARAMETERS BLS 12000 BLS 15000 BLS 18000
Temperature Range, ºF 40 to 90ºF 40 to 90ºF 40 to 90ºF
Temperature Range, ºC 5 to 30ºC 5 to 30ºC 5 to 30ºC
Minimum Pressure 35 PSI @ 18 GPM 35 PSI @ 32 GPM 35 PSI @ 36 GPM
Maximum Pressure 85 PSI (5.8 Bar) 85 PSI (5.8 Bar) 85 PSI (5.8 Bar)
Maximum TDS 2,000 PPM 2,000 PPM 2,000 PPM
Maximum Chlorine Tolerance 0.1 PPM 0.1 PPM 0.1 PPM
Maximum Hardness 10 GPG (171 PPM) 10 GPG (171 PPM) 10 GPG (171 PPM)
Maximum Iron, Dissolved 0.5 PPM 0.5 PPM 0.5 PPM
Maximum Oil Tolerance Must Be Removed Must Be Removed Must Be Removed
Maximum Silt Index 5 5 5
Maximum Turbidity 1 NTU 1 NTU 1 NTU
pH Range 3 to 10 3 to 10 3 to 10
Minimum Pre-Filtration 5 Micron 5 Micron 5 Micron
 
DESIGN SPECIFICATIONS BLS 12000 BLS 15000 BLS 18000
Dimensions, Inches (H x W x D) 60 x 24 x 30 60 x 24 x 30 60 x 24 x 30
Weight, Lb 450 Lb 525 Lb 600 Lb
Feed Water Inlet Connection 1" FNPT 1" FNPT 1" FNPT
Reject Water to Drain Connection 3/4" FNPT 3/4" FNPT 3/4" FNPT
Product Water to Storage Connection 3/4" FNPT 3/4" FNPT 3/4" FNPT
Filter Housing, Inches (1) 20" Big Blue (1) 20" Big Blue (1) 20" Big Blue
Membrane Housings, Inches (4) 4 x 40 S.S. (5) 4 x 40 S.S. (6) 4 x 40 S.S.
Membranes Elements, Inches (4) 4 x 40 XLE (5) 4 x 40 XLE (6) 4 x 40 XLE
Standard Pump, 60 Hz High Pressure Booster High Pressure Booster High Pressure Booster
Optimum Pump, 60 Hz Vertical Centrifugal Vertical Centrifugal Vertical Centrifugal
Standard Pump, 50 Hz Vertical Centrifugal Vertical Centrifugal Vertical Centrifugal
Optimum Pump, 50 Hz Vertical Centrifugal Vertical Centrifugal Vertical Centrifugal
Standard Motor, 60 Hz 1.5 HP, 1-Phase 2 HP, 1-Phase 3 HP, 1-Phase
Optimum Motor, 60 Hz 3 HP, 3-Phase 3 HP, 3-Phase 3 HP, 3-Phase
Standard Motor, 50 Hz 3 HP, 3-Phase 4 HP, 3-Phase 4 HP, 3-Phase
Optimum Motor, 50 Hz 3 HP, 3-Phase 4 HP, 3-Phase 4 HP, 3-Phase
* Based on feed water with 500 mg/L of NaCl and temperature of 77ºF (25ºC).
System production may vary depending upon incoming water temperature and chemistry.
NOTE: If the RO system is used with chlorinated water, a carbon pre-filter is required. BLS systems are designed for use on potable water sources only. See BLS Parts List.
Low Feed Water Pressure Switch System shuts down at 15 PSI (1.0 Bar) decreasing pressure
Product Water Pressure Switch System shuts down at 45 PSI (3.1 Bar) and starts at 25 PSI (1.7 Bar)
Max. System Operating Pressure 175 PSI (12.1 Bar)
 
 
 
Safe Water Technologies, Inc.
996 Bluff City Boulevard
Elgin, IL 60120 USA
 
 
Telephone: +1.847.888.6900
Facsimile: +1.847.888.6924
E-mail: info@swtwater.com
https://www.swtwater.com

Last Updated: August 21, 2019