Introduction
The Maxima SHF6A-2800W is a 2800W DC solar surface pump delivering up to 60.9 m3/h flow and
25m head, built for direct solar operation with no battery or grid connection required.
General Description
The SHF6A-2800W operates at 60–380 Vmp / 450 VOC with a maximum input current of 10A DC,
accepting 2–10 pcs of 340W panels in series (best 7–10 pcs). It delivers a maximum flow of 60.9 m3/h
at a maximum head of 25m and a maximum input power of 2.8 kW. The external PYS-2800W
controller is IP65-rated while the pump carries IP54 protection. The pump features a high-efficiency
BLDC motor with MPPT and vector control, MPPT efficiency max 99%, soft start operation, reverse
polarity protection, and a 3″ × 3″ outlet. Pump unit weighs 17.6 kg with the controller at 1.8 kg
separately. Copper impeller and cast iron housing. CE and ISO 9001:2015 certified.
Maximum Flow Output
— Delivers 60.9 m3/h maximum flow — the highest
in the SHF external controller range.
Reverse Polarity Protection
The PYS-2800W controller includes reverse
polarity protection — reverse + and − connections are safe.
Flexible Panel Configuration
Accepts 2–10 pcs of 340W panels in series,
best 7–10 pcs, at 60–380 Vmp / 450 VOC.




