Pros, Join Our TradeMaster Program!
The Power Manager 346 is designed to allow non-tekmar products to interface with a tekmarNet® 4 communicating heating system. It can be used in applications that use 3rd party thermostats, zoning devices, or mechanical equipment that requires a hot water demand from the boiler system. This product provides demand inputs for up to 4 different reset water temperatures (high temp, low temp 1, low temp 2, low temp 3). It has the capability of switching 3 pump outputs and provides wiring for up to 3 tekmarNet® 4 devices, as well as the 4 separate demand inputs to create a heat call on one of up to 4 possible reset water temperatures.

  • tekmarNet® 4 compatible
  • Four tekmarNet® 4 buses
  • Four On-Off demand inputs
  • Converts demands to tekmarNet® 4 communication
  • Three 115 V powered auxiliary pump outputs
  • Internal 50 VA transformer
  • Provides power to tekmarNet® 4 Reset Module
  • CSA C US certified for use in the USA and Canada
Read more
Power Manager
3 Auxiliary Pumps
Width (Inches):
Depth (Inches):
User Interface:
LED Lights
Power Supply:
115V (ac)
115 V (ac) 10 A
24 V (ac) < 0.1 VA (Aux.)
20 to 260 V (ac) 2 VA (Bus Demands)
Weight (lbs):
3.5 lbs
Speak with a real person who will go out of their way to help!
Closed Now: Phone Hours
Monday – Thursday
8am–7:45pm ET
9am–7:45pm ET

Product Reviews

Product Q&A

Add-on Item

This item is cost-prohibitive to ship on its own but is available to ship with orders over $200.

Why don't we show the price of this item?

We try to always offer you the lowest prices possible, but some manufacturers require that we only show these low prices once you take further action.

To see the price, simply add the item to your cart or sign in.