Reservoir and Pump, RP-1000SL, Silver

[Replaced By RP-1250]
Part No. RP-1000SL This product is archived and displayed for information only. It is no longer available for purchase. Released: 02 March 2006

The RP-1000 is a combined reservoir and pump unit which fits into a single 5.25" (CD) bay. Featuring the powerful Koolance PMP-400 pump, it also includes temperature monitoring, a front LED display, reservoir, pump and fan speed control, and rear G 1/4in threaded fitting sockets.


  • Fits a single 5.25" CD bay
  • Adjusts radiator fan speeds automatically, or with 10 manual levels
  • Manual pump speed adjustment
  • Variable temperature alarms on 3 independent sensors
  • Auto-cycle or static display of all connected temperature sensors
  • Variable safety shutdown temperature
  • Front and top reservoir blue LED lighting
  • Top refill plug


  • Maximum Flow Rate: 8.7 L/min (2.3 gal/min)
  • Maximum Head Pressure: 7m (23ft)
  • Motor: Brushless DC, electronically commutated, spherical motor
  • Power Consumption (at max): 20W
  • Voltage Range: 8 to 13.2 VDC
  • Electrical Connector: 3-pin fan header with tachometer speed signal

IMPORTANT NOTE: The RP-1000 pump should never be run dry. Always test this product with coolant.

Weight 5.50 lb (2.49 kg)
Capacity 237mL (8 fl oz)
Display Type LED
Pump PMP-400 @ 12V
Temperature Sensors 50K Thermistors
Diagrams / Models (See Files Tab for Diagrams and 3D Models)

Liquid Coolants

Koolance's product warranty does not cover the use of 3rd-party coolants, coolant additives, or corrosion. Koolance LIQ-702 or LIQ-705 coolants are strongly recommended to help avoid issues with mixed metals or biological growth. Additionally, do not use aluminum with bare (unplated) copper or bare (unplated) brass in the same system. Do not use silver with nickel in the same system.