(Only if you need backup, you can use batteries). Permanent magnet DC brushless synchronous motor, designed for solar, with 15-20% efficiency improved. The double bearing motor base can work under more axial pressure. Alloy mechanical seal: Longer working life and high reliability.Intelligent water shortage protection: The pump stops working automatically when there is no water in the well, and automatically start working 15-30 minutes later. Pump can start working when power is enough every morning. Automatically run when power enough or tank is not full.
Automatically off when tank is full. High waterproof grade: IP65, double seal effect in waterproof and leak-proof. Soft start technology: No impulse current, longer life for the pump motor.
High voltage/Low voltage/Over-current/High temperature protection. H / 31.7 mm. Pump Size: 4 inch / 98. What We Get For You (Package Include).1 x 4 DC stainless steel solar Pump with 2m cable. 1 x Pump controller with MPPT function. 1 x Stainless steel float switch (sensor for the tank).
1 x Pump outlet joint connector. 1 x Splice kit for cable join. 1 x Splice kit for waterproof. What You Need To Get By Yourself (Package DO NOT Include).
Therere some suggestions in the instruction book. A stainless steel wire (called safety cable) to hold the pump in the bore.
If pumping water from dam or river, a float set up required. A poly pipe from pump to the water tank.
Wire power cable (3 wires plus earth). We recommend cable size at least thicker than the original cable in the pump. Batteries are not necessary if you only run pump when there's sunlight.We have 2 warehouses, one in Sydney, Australia, another in China. We regret that our warehouse is not accessible to the public. As such, we do not offer a pick-up option. Some products may be dispatched in more than one carton. Please contact our customer service team immediately. The item must be in the original package and new condition, uninstalled or unpacked. Item is damaged in transit. Item is lost in transit. Or Resend a new one after the item is back. Please do not return or post items before obtaining instructions from us. This also applies to orders cancelled while in transit. The item "4 DC Borehole Deep Well Solar Water Pump 48V 500W Submersible + MPPT Controller" is in sale since Tuesday, December 17, 2019. This item is in the category "Industrial\Hydraulics, Pneumatics, Pumps & Plumbing\Pumps & Pump Accessories\Deep Well & Borehole Pumps".
The seller is "diffulau" and is located in Shanghai. This item can be shipped worldwide.