WZELB makes a very good 36-volt inverter. It comes with cables, a replacement fuse, and numerous safety features, such as overload, overvoltage, short circuit shutdowns, etc. This inverter is flexible and easy.
[pdf] A base station comprises multiple transceivers (TRX); each TRX comprises a radio-frequency (RF) power amplifier (PA), an RF small-signal section, a baseband (BB) interface including a transmitter (downlink) and receiver (uplink) section, a DC/DC PA power supply, an active cooling system, and an upstream isolation stage to convert from -48 VDCor AC mains voltage.
[pdf] 3 000W continuous / 6000W surge power inverter, pure sine wave output, has selectable DC 12 / 24 / 48 volts input, and AC 110/ 120/ 220/ 230/ 240 volts output, 50/ 60Hz.
[pdf] 
