Dometic TW24
Holding tank discharge pump, 24 V

A robust, yet ultra-quiet, long-life holding tank discharge pump for 24 V DC.
  • Robust
  • Ultra quiet
  • Long life design : 9107100007 (317402400) Visit support page + FAQ

Reliable waste tank discharge pump

For premium tank discharge performance, Dometic TW Series pumps provide unsurpassed quality and reliability. Unlike impeller-type macerator pumps, the bellows-style TW pump can run dry without threat of damage, and draws only 6 amps at 12V DC.
  • Produces 300 gph/1136 lph flow rate
  • Runs dry without harm (prevents motor burn-up)
  • Self-priming to 10 feet/3.3 m of water
  • Integrates with Dometic Tank Discharge (DTD) control systems
  • Draws only 6 amps at 12V DC
  • Draws only 3 amps at 24V DC
Can be operated with direct current
Reliable waste tank discharge pump
Dometic Motorboat Luxury
Dometic TW24
...and more
    • Self-priming – can be placed above water tank
    • Quiet operation
    • Thermally protected motor

Quiet at the back

The Dometic TW24 waste discharge pump is based on a unique bellows design that offers a longer life than competitor models. Distinguishable by its ultra-quiet operation, the TW pump can also run dry without damage. It handles liquids and solids and features a thermally protected motor. This 24 V DC model is also available as a 12 V DC version.


SKU number 9107100007 
Model on label SP TW24 
US Item Name 317402400 
Scope of delivery Pump. Adapter. Manual 
Product Description Holding tank discharge pump, 24 V 
Dimensions product depth 13 3/4 "
Dimensions product height 7 3/4 "
Dimensions product width 6 3/4 "
Net weight 7 lbs
Input voltage (DC) 24 V
EAN-13 87735101943 
Dimensions parcel depth 304.8 mm
Dimensions parcel height 215.9 mm
Dimensions parcel width 209.55 mm
Parcel weight 3.63 kg
WARNING This product can expose you to chemicals including arsenic, which is known to the State of California to cause cancer. For more information, go to