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 99950189 - DMH 194-10 B-PV/T/T-X-F1A7A7XAG | Dosing Pump | High Precision | Chemical Use
Sale price$3,931.84
Regular price$8,177.00
Save $6,743.04
GRUNDFOS
Grundfos 99950191 - DMH 194-10 B-SS/V/SS-X-F1A3A3XAG | Dosing Pump | High Precision | Chemical Use
Sale price$2,874.96
Regular price$9,618.00
Save $3,350.76
GRUNDFOS
Grundfos 99950192 - DMH 270-10 B-PVC/V/C-X-F1A7A7XAG | Dosing Pump | High Precision | Chemical Use
Sale price$3,584.24
Regular price$6,935.00
Save $4,202.92
GRUNDFOS
Grundfos 99950196 - DMH 270-10 B-PV/T/T-X-F1A7A7XAG | Dosing Pump | High Precision | Chemical Use
Sale price$3,974.08
Regular price$8,177.00
Save $4,245.44
GRUNDFOS
Grundfos 99950202 - DMH 332-10 B-PV/T/T-X-F1A7A7XAG | Dosing Pump | High Precision | Chemical Use
Sale price$3,992.56
Regular price$8,238.00
Save $5,913.16
GRUNDFOS
Grundfos 99950204 - DMH 332-10 B-SS/V/SS-X-F1A3A3XAG | Dosing Pump | High Precision | Chemical Use
Sale price$3,051.84
Regular price$8,965.00
Save $5,452.88
GRUNDFOS
Grundfos 99950207 - DMH 403-10 B-SS/V/SS-X-F7A3PXAG | Dosing Pump | High Precision | Chemical Use
Sale price$3,761.12
Regular price$9,214.00
Save $6,274.16
GRUNDFOS
Grundfos 99950227 - DMH 440-10 B-PVC/V/G-X-F1PPXAG | Dosing Pump | High Precision | Chemical Use
Sale price$4,151.84
Regular price$10,426.00
Save $9,292.44
GRUNDFOS
Grundfos 99950229 - DMH 440-10 B-PV/T/T-X-F1PPXAG | Dosing Pump | High Precision | Chemical Use
Sale price$4,168.56
Regular price$13,461.00
Save $7,256.20
GRUNDFOS
Grundfos 99950230 - DMH 575-10 B-PVC/V/G-X-F1PPXAG | Dosing Pump | High Precision | Chemical Use
Sale price$3,198.80
Regular price$10,455.00
Save $9,113.36
GRUNDFOS
Grundfos 99950231 - DMH 575-10 B-PV/T/T-X-F1PPXAG | Dosing Pump | High Precision | Chemical Use
Sale price$4,380.64
Regular price$13,494.00
Save $9,900.32
GRUNDFOS
Grundfos 99950253 - DMH 575-10 B-SS/V/SS-X-F1PPXAG | Dosing Pump | High Precision | Chemical Use
Sale price$4,299.68
Regular price$14,200.00
Save $6,214.72
GRUNDFOS
Grundfos 99950255 - DMH 770-10 B-PVC/V/G-X-F1PPXAG | Dosing Pump | High Precision | Chemical Use
Sale price$4,317.28
Regular price$10,532.00
Save $10,822.56
GRUNDFOS
Grundfos 99950256 - DMH 770-10 B-SS/V/SS-X-F1PPXAG | Dosing Pump | High Precision | Chemical Use
Sale price$3,377.44
Regular price$14,200.00
Save $5,660.84
GRUNDFOS
Grundfos 99950257 - DMH 880-10 B-PVC/V/G-X-F1PPXAG | Dosing Pump | High Precision | Chemical Use
Sale price$4,560.16
Regular price$10,221.00
Save $8,220.32
GRUNDFOS
Grundfos 99950258 - DMH 880-10 B-PV/T/T-X-F1PPXAG | Dosing Pump | High Precision | Chemical Use
Sale price$4,475.68
Regular price$12,696.00
Save $8,910.72
GRUNDFOS
Grundfos 99950260 - DMH 880-10 B-SS/V/SS-X-F1PPXAG | Dosing Pump | High Precision | Chemical Use
Sale price$4,493.28
Regular price$13,404.00
Save $8,819.88
GRUNDFOS
Grundfos 99950276 - DMH 4,2-100 AR-SS/T/SS-S-H2VVBEMAG | Dosing Pump | High Precision | Chemical Use
Sale price$241.12
Regular price$9,061.00
Save $12,269.23
GRUNDFOS
Grundfos 99950307 - DMH 19-100 B-SS/V/SS-X-F2A3A3XAG | Dosing Pump | High Precision | Chemical Use
Sale price$383.77
Regular price$12,653.00
Save $15,460.63
GRUNDFOS
Grundfos 99950311 - DMH 33-100 B-SS/V/SS-X-F2A3A3XAG | Dosing Pump | High Precision | Chemical Use
Sale price$402.37
Regular price$15,863.00
Save $9,497.44
GRUNDFOS
Grundfos 99950312 - DMH 40-100 B-SS/V/SS-X-F2A3A3XAG | Dosing Pump | High Precision | Chemical Use
Sale price$393.56
Regular price$9,891.00
Save $17,146.80
GRUNDFOS
Grundfos 99950327 - DMH 52-100 B-SS/V/SS-X-F2A3A3XAG | Dosing Pump | High Precision | Chemical Use
Sale price$410.20
Regular price$17,557.00
Save $14,018.03
GRUNDFOS
Grundfos 99950328 - DMH 70-100 B-SS/V/SS-X-F2A3A3XAG | Dosing Pump | High Precision | Chemical Use
Sale price$420.97
Regular price$14,439.00