How do determine which Tunze's powerheads I have??

[Seagals]

I bought my Tunzes a long time ago and forgot which ones i bought, how do I determine which ones I have? I dont see a model # on I think it is a 6025 but not sure???

Thanks

 

[Allmost]

post pics.

open it and look at the pump, and post its pix.

 

[rvitko]

There will be a sticker on the pump with that info, it is generally under the front propeller housing on the motor.