RESOL at the WREF 2012
Sign up for an exciting new product presentation!
This May, RESOL will once again be a part the World Renewable Energy Forum 2012 in Denver, CO. Come visit us at the booth 929!
If you'd like to get a closer look at how RESOL controllers work and what they can do for you, sign up for an exclusive seminar with a leading expert: Product Manager Mathias Collet, who has in-depth practical and theoretical expertise in the solar thermal field, will be hosting the presentation:
A Practical Approach to Controlling Solar Thermal Combisystems
May 16, 4:15 - 5:45 pm, WREF
Mathias will be presenting the DeltaSol® family of system controllers, providing insight on how to use them for DHW and space heating and much more. With his hands-on experience, he will share the RESOL's vision (and supply tips and tricks) on how to efficiently and reliably manage even large combisystems by using modern control technology.
We look forward meeting you in Denver!
New catalog is now online
featuring all new products
All new products in our portfolio are now featured in detail, such as the DL3 Datalogger and the cTUVus certified DeltaSol® BX L system controller, the economical solution for multi-tank solar thermal systems. As an extra, you’ll find the latest information such as the customization possibilities for our products.
The Filling and Flushing Station of the Year
The SBS 2000 wins the Plus X Award in the categories Innovation, High Quality and Functionality and becomes "Best Product of the Year" in its product group!
DeltaSol® MX
The all-rounder...
The DeltaSol® MX is a system controller of the latest generation and offers almost unlimited possibilities for planning and controlling solar thermal systems. The controller offers easy combination and parameterization of pre-programmed function blocks for several millions of hydronic variants.
Its intuitive user guidance sets a new benchmark for user friendly operation. The SD memory card slot enables integrated data logging, transfer of adjustments and firmware updates – even without a PC. 
With the connection of up to 5 extension modules via RESOL VBus® the DeltaSol® MX can control 45 sensors and 39 relays in total. Additional functions, such as the drainback option, broaden the range of application.
Click here to download the new DeltaSol® MX firmware
VBus®Touch
A new dimension in system monitoring
Visualisation was yesterday – VBus®Touch is now!
The new RESOL app for the Apple iPad makes your solar yield palpable – worldwide. A touch of your finger is all you need to view detailed temperature charts, generate yield balances and monitor your system‘s status. The VBus®Touch software is of course compatible with the iPhone and the iPod touch as well.
The basic version of the VBus®Touch app is available for download free of charge in the App Store. More features and extensions are under way.
DeltaSol® AL
Solar controller – high performance at an attractive price
The DeltaSol® AL solar controller is a temperature differential controller that offers all vital functions for a standard solar thermal system. The controller is equipped with the comprehensible System-Monitoring-Display, which visualises the system parameters quickly and easily. 
For data communication, the controller has a RESOL VBus® to which additional modules such as remote displays or dataloggers can be connected. The DeltaSol® AL offers e. g. a heat quantity measurement, a solar operating hours counter and can be switched between °C and °F. Operation and function control are as easy as usual.
The DeltaSol® BS series
With a range of new functions
Our DeltaSol BS® controller series now comes with a newly cTUVus certified hardware and offers a range of new functions, including a certified pump speed control.
Catalog (PDF)
RSS-Feed