Discover our range of dosing and disinfection pumps and accessories—designed for accurate chemical injection in water treatment, industrial processing, and municipal systems. At Pump‑Stop.com, we carry advanced Grundfos SMART Digital diaphragm dosing pumps like the DDE and DDA series, featuring variable-speed stepper motors, full stroke operation, and intuitive LCD controls. You'll also find essential OEM extras such as check valves, injection units, pressure relief and loading valves, calibration kits, and signal cables. These units offer precision, air-degas protection, and simplified commissioning—ideal for chlorination, pH control, and enzyme dosing. Each component is engineered for durability and seamless integration with compatible systems. Not sure which pump suits your application? Our knowledgeable team is ready to guide you. Enjoy fast U.S. shipping and secure checkout every time.
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GRUNDFOS
Grundfos 99950329 - DMH 80-100 B-SS/V/SS-X-F2A3A3XAG | Dosing Pump | High Precision | Chemical Use
Sale price$437.61
Regular price$17,641.00
Save $14,874.32
GRUNDFOS
Grundfos 99950330 - DMH 85-50 B-SS/V/SS-X-F1A3A3XAG | Dosing Pump | High Precision | Chemical Use
Sale price$434.68
Regular price$15,309.00
Save $15,097.79
GRUNDFOS
Grundfos 99950331 - DMH 111-50 B-SS/V/SS-X-F1A3A3XAG | Dosing Pump | High Precision | Chemical Use
Sale price$456.21
Regular price$15,554.00
Save $14,687.87
GRUNDFOS
Grundfos 99950334 - DMH 170-50 B-SS/V/SS-X-F1A3A3XAG | Dosing Pump | High Precision | Chemical Use
Sale price$460.13
Regular price$15,148.00
Save $484.20
GRUNDFOS
Grundfos 99954730 - DMH 2,4-10 B-SS/V/SS-X-F1VVXAG | Dosing Pump | High Precision | Chemical Use
Sale price$3,220.80
Regular price$3,705.00
Save $521.20
GRUNDFOS
Grundfos 99954732 - DMH 5-10 B-SS/V/SS-X-F1VVXAG | Dosing Pump | High Precision | Chemical Use
Sale price$3,220.80
Regular price$3,742.00
Save $3,208.32
GRUNDFOS
Grundfos 99954733 - DMH 13-10 B-PVC/T/T-X-F1A9A9XAG | Dosing Pump | High Precision | Chemical Use
Sale price$361.68
Regular price$3,570.00
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GRUNDFOS
Grundfos 99954734 - DMH 13-10 B-PV/T/T-X-F1A9A9XAG | Dosing Pump | High Precision | Chemical Use
Sale price$373.12
Regular price$3,803.00
Save $2,768.04
GRUNDFOS
Grundfos 99954739 - DMH 24-10 B-PV/T/T-X-F1A9A9XAG | Dosing Pump | High Precision | Chemical Use
Sale price$762.96
Regular price$3,531.00
Save $4,095.04
GRUNDFOS
Grundfos 99954741 - DMH 43-10 B-PV/T/T-X-F1A7A7XAG | Dosing Pump | High Precision | Chemical Use
Sale price$1,070.96
Regular price$5,166.00
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GRUNDFOS
Grundfos 99954753 - DMH 67-10 B-PV/T/T-X-F1A7A7XAG | Dosing Pump | High Precision | Chemical Use
Sale price$1,206.48
Regular price$5,284.00
Save $3,557.40
GRUNDFOS
Grundfos 99954754 - DMH 83-10 B-PV/T/T-X-F1A7A7XAG | Dosing Pump | High Precision | Chemical Use
Sale price$1,689.60
Regular price$5,247.00
Save $5,647.92
GRUNDFOS
Grundfos 99955215 - DMH 102-10 B-PVC/V/C-X-F1A7A7XAG | Dosing Pump | High Precision | Chemical Use
Sale price$190.08
Regular price$5,838.00
Save $6,760.16
GRUNDFOS
Grundfos 99955216 - DMH 102-10 B-PV/T/T-X-F1A7A7XAG | Dosing Pump | High Precision | Chemical Use
Sale price$301.84
Regular price$7,062.00
Save $7,469.20
GRUNDFOS
Grundfos 99955237 - DMH 175-10 B-PV/T/T-X-F1A7A7XAG | Dosing Pump | High Precision | Chemical Use
Sale price$206.80
Regular price$7,676.00
Save $8,828.52
GRUNDFOS
Grundfos 99955513 - DMH 403-10 B-PV/T/T-X-F7A7PXAG | Dosing Pump | High Precision | Chemical Use
Sale price$326.48
Regular price$9,155.00
Save $9,415.12
GRUNDFOS
Grundfos 99957398 - DMH 1,45-200 AR-SS/T/C-S-H2B6B6BEMAG | Dosing Pump | High Precision | Chemical Use
Sale price$242.88
Regular price$9,658.00
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GRUNDFOS
Grundfos 99957399 - DMH 2,81-200 AR-SS/T/C-S-H2B6B6BEMAG | Dosing Pump | High Precision | Chemical Use
Sale price$622.16
Regular price$9,644.00
Save $10,829.84
GRUNDFOS
Grundfos 99957400 - DMH 18-200 B-SS/V/SS-X-F2C2C2XAG | Dosing Pump | High Precision | Chemical Use
Sale price$2,954.16
Regular price$13,784.00
Save $9,329.56
GRUNDFOS
Grundfos 99957401 - DMH 23-200 B-SS/V/SS-X-F2C2C2XAG | Dosing Pump | High Precision | Chemical Use
Sale price$4,081.44
Regular price$13,411.00
Save $9,409.98
GRUNDFOS
Grundfos 99957402 - DMH 31-200 B-SS/V/SS-X-F2C2C2XAG | Dosing Pump | High Precision | Chemical Use
Sale price$4,222.02
Regular price$13,632.00
Save $16,228.16
GRUNDFOS
Grundfos 99957423 - DMH 36-200 B-SS/V/SS-X-F2C2C2XAG | Dosing Pump | High Precision | Chemical Use
Sale price$3,313.84
Regular price$19,542.00
Save $11,755.16
GRUNDFOS
Grundfos 99957424 - DMH 10,4-200 B-SS/V/SS-X-F2C2C2XAG | Dosing Pump | High Precision | Chemical Use
Sale price$3,313.84
Regular price$15,069.00
Save $8,835.21
GRUNDFOS
Grundfos 99957425 - DMH 12,8-200 B-SS/V/SS-X-F2C2C2XAG | Dosing Pump | High Precision | Chemical Use
Sale price$3,419.79
Regular price$12,255.00