New Product

Tesla Powerwall for Missionaries?

May 4, 2015

With the announcement of the Tesla Powerwall, we have been asked if the Tesla Powerwall is something that will help missionaries. The short answer is “No”, at least for now. Read on for a more technical explanation, or just know that the NTM Tech Center is always on the lookout for new technologies and products […]

Pump Pressure Switch Replacement

March 4, 2015

Are you constantly replacing the pressure switch on your 12v water pump? Over the years we have found this to be one of the top problems missionaries face with an off grid pressurized water system. The Shurflo 2088 pump is a robust unit that rarely fails, except for the pressure switch. I have seen missionaries […]

The Replaceable Three Legged MOV

August 21, 2014

The NTM Tech Center continues to improve the PV solar electric equipment we supply to missionaries around the world. Part of this improvement includes incorporating new technology into existing products. Metal-oxide varistors (MOVs) have long been the mainstay of lightning protection. MOV’s act like very fast acting switches. When the voltage across them exceeds their […]