2025 Nelsen Corporation Catalog - Catalog - Page 63
FLECK 3900NXT2
CONTROL VALVE
3900/1800-NXT2 SYSTEM 5
Features include two Fleck 3900/1800 3200NXT2 Simplex Systems with a 3" electronic meter for each
valve and includes two commercial brine tanks with the Clack 494 commercial shutoff valve.
39/18NXT5-300-C3050
300,000 Grain System-5 w/(2) 30" x 50" w/484 Safety Valve
39/18NXT5-450-C3948
450,000 Grain System-5 w/(2) 39" x 48" w/484 Safety Valve
39/18NXT5-600-C5060
600,000 Grain System-5 w/(2) 50" x 60" w/484 Safety Valve
39/18NXT5-900-C5060
900,000 Grain System-5 w/(2) 50" x 60" w/484 Safety Valve
39/18NXT5-1200-C5060
1,200,000 Grain System-5 w/(2) 50" x 60" w/484 Safety Valve
3900/1800-NXT2 SYSTEM 6
Features include two Fleck 3900/1800 3200NXT2 Simplex Systems with one 3" electronic meter for the
system, also includes two commercial brine tanks with the Clack 494 commercial shutoff valve.
39/18NXT6-300-C3050
300,000 Grain System-6 w/(2) 30" x 50" w/484 Safety Valve
39/18NXT6-450-C3948
450,000 Grain System-6 w/(2) 39" x 48" w/484 Safety Valve
39/18NXT6-600-C5060
600,000 Grain System-6 w/(2) 50" x 60" w/484 Safety Valve
39/18NXT6-900-C5060
900,000 Grain System-6 w/(2) 50" x 60" w/484 Safety Valve
39/18NXT6-1200-C5060
1,200,000 Grain System-6 w/(2) 50" x 60" w/484 Safety Valve
3900/1800-NXT2 SYSTEM 7
Features include two Fleck 3900/1800 3200NXT2 Simplex Systems with one 3" electronic meter for the
system, also includes one commercial brine tank with the Clack 494 commercial shutoff valve.
39/18NXT7-300-C3050
300,000 Grain System-7 w/30" x 50" w/484 Safety Valve
39/18NXT7-450-C3948
450,000 Grain System-7 w/39" x 48" w/484 Safety Valve
39/18NXT7-600-C5060
600,000 Grain System-7 w/50" x 60" w/484 Safety Valve
39/18NXT7-900-C5060
900,000 Grain System-7 w/50" x 60" w/484 Safety Valve
39/18NXT7-1200-C5060
1,200,000 Grain System-7 w/50" x 60" w/484 Safety Valve
Commercial Water Softeners
Fleck 3900 Multi Tank Systems 2
FLECK 3900NXT2
CONTROL VALVE
SYSTEM 5 UNITS
SYSTEM 6 UNITS
SYSTEM 7 UNITS
Model Number
Space Rqd.
WxDxH
Shipping
Weight
Model Number
Space Rqd.
WxDxH
Shipping
Weight
Model Number
Space Rqd.
WxDxH
Shipping
Weight
39/18NXT5-300
120 x 30 x 92
2500
39/18NXT6-300
120 x 30 x 92
2500
39/18NXT7-300
86 x 30 x 92
2440
39/18NXT5-450
150 x 39 x 96
3400
39/18NXT6-450
150 x 39 x 96
3400
39/18NXT7-450
107 x 39 x 96
3320
39/18NXT5-600
176 x 50 x 98
4500
39/18NXT6-600
176 x 50 x 98
4500
39/18NXT7-600
126 x 50 x 98
4395
39/18NXT5-900
196 x 50 x 101
6810
39/18NXT6-900
196 x 50 x 101
6810
39/18NXT7-900
142 x 50 x 101
6690
39/18NXT5-1200 208 x 50 x 106
8600
39/18NXT6-1200 208 x 50 x 106
8600
39/18NXT7-1200 154 x 50 x 106
8480
• Capacities are based on resin manufacturer’s data • All units set at efficient salt settings • When sizing units,
use efficient capacity • All flow rates are in Gallons per Minute • All sizes and space required are in inches
3" Meter Range • Std. Range - 63,750 Gallons • Ext Range - 318,750 Gallons
**Space required and shipping weight are approximates
Call Nelsen Toll-Free from Anywhere in the U.S. - 800.362.9686
All prices and products subject to change without notice. ©Nelsen Corporation
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