Description
Hard water is more than a nuisance—it's a hidden operating expense that impacts equipment performance, utility costs, maintenance budgets, and the daily experience of the people who rely on your facility. Calcium, magnesium, iron, and manganese can accumulate throughout plumbing systems, water heaters, laundry equipment, fixtures, and process equipment, leading to costly repairs, reduced efficiency, and premature equipment replacement.
The 900K Commercial Water Softener is engineered for facilities that require a continuous supply of softened water and cannot afford interruptions. Using proven ion-exchange technology, it helps remove hardness minerals before they enter your infrastructure, delivering reliable soft water while helping protect equipment, improve efficiency, and enhance water quality throughout your operation.
Benefits for People
Water quality directly affects comfort, cleanliness, and satisfaction. Soft water helps:
• Leave skin feeling softer and less dry after washing or bathing
• Help hair feel cleaner, smoother, and easier to manage
• Improve the performance of soaps, shampoos, and detergents
• Reduce mineral residue on fixtures, surfaces, and fabrics
• Keep towels, uniforms, linens, and clothing softer and fresher
Benefits for Equipment & Operations
Hard water minerals can silently increase costs across an entire facility. This system helps:
• Reduce scale buildup in plumbing and equipment
• Improve energy efficiency in water heaters and boilers
• Extend the life of laundry equipment, appliances, and fixtures
• Lower maintenance and repair expenses
• Reduce detergent and cleaning chemical consumption
• Improve laundry performance and fabric longevity
• Support more efficient day-to-day operations
Ideal For:
• Large-scale laundromats
• Manufacturing facilities
• Large apartment complexes
• Multi-building residential communities
• Commercial laundry operations
• Hospitality and lodging properties
• High-volume industrial facilities
Why Choose the 900K System?
Extremely high throughput capacity for demanding commercial applications
Minimal regeneration interruptions to support continuous operations
Built for around-the-clock performance in high-usage environments
Helps protect expensive infrastructure and equipment from scale-related damage
Reduces long-term operating and maintenance costs
Certification Test
| Specification |
CQE-CO-02039 |
CQE-CO-02041 |
CQE-CO-02043 |
CQE-CO-02044 |
CQE-CO-02045 |
CQE-CO-02046 |
CQE-CO-02047 |
CQE-CO-02048 |
CQE-CO-02049 |
CQE-CO-02050 |
CQE-CO-02050A |
| Service Flow (GPM) |
9-11 |
10-13 |
15 |
20 |
35 |
60 |
75 |
185 |
200 |
245 |
390 |
| Backwash Flow (GPM) |
4 |
4 |
5 |
7 |
12 |
15 |
25 |
35 |
50 |
65 |
75 |
| Pipe Size |
1" |
1" |
1" |
1.5" |
1.5" |
2 |
2" |
2" / 3" |
3" |
3" |
3" |
| Electronic Control Valve |
5600 |
5600 |
2510 |
2850 |
2850 |
2900 |
2900 |
3150 / 3900 |
3900 |
3900 |
3900 |
| Filter Media Volume |
1.5 ft³ |
2 ft³ |
3 ft³ |
4 ft³ |
7 ft³ |
10 ft³ |
15 ft³ |
20 ft³ |
30 ft³ |
40 ft³ |
60 ft³ |
| PSI Range |
35-60 |
35-60 |
35-60 |
35-60 |
35-60 |
35-60 |
35-60 |
35-60 |
35-60 |
35-60 |
35-60 |
| Grain Capacity |
45,000 |
60,000 |
90,000 |
120,000 |
210,000 |
300,000 |
450,000 |
600,000 |
900,000 |
1,200,000 |
1,800,000 |
| Brine Tank Capacity |
130L / 36G |
130L / 36G |
300L / 79G |
300L / 79G |
500L / 132G |
800L / 211G |
1000L / 265G |
1500L / 396G |
2000L / 528G |
2000L / 528G |
2000L / 528G |
| Mineral Tank Size (in.) |
10" x 54" |
12" x 52" |
14" x 65" |
16" x 65" |
21" x 62" |
24" x 72" |
30" x 72" |
36" x 72" |
42" x 72" |
48" x 72" |
63" x 83" |
| Brine Tank Dimensions |
18" x 33" |
18" x 33" |
23” x 47” |
23” x 47” |
29” x 52” |
34” x 53” |
39” x 55” |
51” x 52” |
51” x 63” |
51” x 63” |
51” x 63” |
| Space Required (in.) (L x W x H) |
30" x 20" x 64" |
32" x 20" x 62" |
39" x 25” x 75" |
41" x 25” x 75" |
53" x 31” x 84" |
58" x 36” x 95" |
71" x 41” x 95" |
91" x 53” x 192" |
98" x 53” x 192" |
103" x 53” x 192" |
118" x 53” x 203" |
| Quartz (lbs.) |
15 |
20 |
30 |
40 |
70 |
120 |
150 |
300 |
300 |
450 |
1800 |
Replacement Media
Product Manual
Whole-House-Manual.pdf
Leak Detector Manual
Certification Test
Water Softener Product Data Sheet
Water Softener Safety Data Sheet
3900 Control Head Manual
General Commercial Tank Manual
15cu Softener Schematic
20cu Softener Schematic
7cu Softener Schematic
Crystal Quest One-Year Limited Warranty
CRYSTAL QUEST® warrants your CRYSTAL QUEST® Water Filter Systems for one year from the date of purchase (except filter cartridges and UV bulbs ) against all defects in materials and workmanship, when used in compliance with the Use and Care Manual. CRYSTAL QUEST® disclaims all implied warranties, including without limitation, warranties of merchantability and fitness for a particular purpose. If for any reason the product proves to be defective within one year from the date of purchase the customer would be responsible for all shipping charges and the unit should be shipped to CRYSTAL QUEST®. The entire system will be repaired or replaced without charge for the repairs or replacement. Please package your CRYSTAL QUEST® unit carefully to avoid damage in transit. This warranty gives you specific legal rights, and you may have other legal rights which vary from state to state. CRYSTAL QUEST® assumes no responsibility for incidental or consequential damages; for damages arising out of the misuse of the product or the use of any unauthorized attachment. Some states do not allow the exclusion or limitation of implied warranties or incidental or consequential damages, so the above limitations or exclusion may not apply to you.
*Refunds of Crystal Quest products will be issued in the form of a Crystal Quest gift card.
