This brilliant little submersible pump has a flow rate of 700 litres per hour, and can lift water up to 5 metres.
	
Two waterproof electrical connectors are provided
	
Half inch BSP connections
	
High temperature capacity -40C to 105C
	
Almost silent operation
	
Brushless for longer maintenance-free life
	
Rated for continuous use
	
Two pumps in series or parallel have a flow rate of 520 litres per hour when the pump head of 3.25 metres
	
Two pumps should be connected in parallel if the head is less than 3.25 metres
	
Two pumps should be connected in series if the head is greater than 3.25 metres
	
Two pumps in series can lift water up to 10 metres
 
Head in metres versus flow rate in litres per hour
0.0 m     700 L/h
0.5 m     644 L/h
1.0 M     587 L/h
1.5 M     528 L/h
2.0 m     465 L/h
2.5 m     396 L/h
3.0 m     322 L/h
3.5 m     235 L/h
4.0 m     134 L/h