Looking for a small pump... advice?

[Fursphere]

Here is what I need.

300 - 500 GPH (higher is ok), with a power comsumption of 50 watts or less.

Need a small return pump, without a large electric bill to go with it.

Any recommendations? thanks in advance

[jacas34]

eheim

[Entropy]

Rio 2100. :) Seriously 692 GPH (0 Foot head), 25 watts.