Chiller thermostat box “APDS2 12 V” – code: 625LG/M – Frigomar

Chiller thermostat box “APDS2 12 V” Frigomar – original spare part 625LG/M

The chiller thermostat box “APDS2 12 V” Frigomar, identified by code 625LG/M (625LGm), is a control kit dedicated to the management of Frigomar chillers and fan coils equipped with APDS 12V – LGm version. This is an original spare part designed for maintenance, replacement, or restoration of the regulation system, maintaining the configuration intended by the manufacturer.

The kit includes the necessary elements for control via digital display/thermostat and for connection with the related power box, also including wiring and external probe. In nautical and onboard plant engineering, this solution is recommended when you want to restore a control consistent with the Frigomar architecture, with functions for managing the temperature and ventilation of the fan coil.

Spare part features and details

Product identification

• Product: Chiller thermostat box “APDS2 12 V”
• Frigomar Code: 625LG/M (625LGm)
• Model/Version: APDS 12V – LGm version
• Type of spare part: digital built-in thermostat kit with power box
• Application: Frigomar chillers and fan coils
• Original spare part: yes

Contents of the supply

The kit 625LG/M includes:

• Power Box
• Digital display/thermostat
• RJ45 cable
• 3 m external temperature probe

Declared functions for APDS 12V LGm

The thermostat APDS 12V LGm has the following functions declared by the manufacturer:

• Manual or automatic selection of 12 speeds of the fan coil.
• Summer/Winter mode.
• Backlit LCD display with timed automatic shutdown.
• Dual temperature probe (internal and external).
• ModBUS port for integration with home automation systems.
• Possibility to control multiple fan coils connected in parallel to the remote power box.
• Compatibility with flush-mounted plates BTicino, Vimar, Legrand and Siemens.

Typical applications (nautical and onboard plant engineering)

The code 625LG/M is used as a control system for Frigomar chillers and fan coils with control APDS 12V LGm, intended for managing the ambient temperature and of fan speeds. It is a relevant choice when working on existing systems that use this control logic and you want to maintain consistency with components and interfaces provided by the manufacturer.

When replacement can be useful

• Restoration of control in case of thermostat/display failure or malfunction.
• Replacement of the power box or kit components to restore the system to its original configuration.
• Maintenance interventions on Frigomar systems with APDS 12V LGm control.

Operational advantages

In a technical context, the availability of a complete kit and original simplifies replacement management and reduces the uncertainties typical of partial replacements. The presence of display, power box, wiring, and external probe allows the intervention to be approached with a consistent set of equipment, useful both during scheduled maintenance and in case of restoration.

• Original Frigomar spare part: indicated to maintain the configuration provided by the manufacturer.
• Structured kit: includes the main elements for control and connection (display, power box, cable, external probe).
• Fan coil management: manual/automatic selection of speeds and Summer/Winter modes according to declared specification.
• Integration: presence of ModBUS port for integration with home automation systems (where provided by the system).
• Flush-mounted installation: declared compatibility with BTicino, Vimar, Legrand, and Siemens plates.

Usage and important notes

Check before ordering

For a correct replacement, it is advisable to verify that the system is actually equipped with control APDS 12V – LGm version and that the requested replacement matches the code 625LG/M (625LGm). In case of doubts, checking the code on the unit or system documentation helps avoid incompatibilities.

Installation and connections

The kit includes a RJ45 cable and a external temperature probe; installation and wiring must be carried out in compliance with the system and the manufacturer's instructions. In the nautical field, it is good practice to entrust the intervention to qualified personnel, especially when working on integrated air conditioning systems.

Note on managing multiple fan coils

Among the declared functions, the possibility is provided to control multiple fan coils connected in parallel to the remote power box. The actual configuration depends on the existing system and the adopted wiring scheme.

Quick summary

• Spare part: chiller thermostat box APDS2 12 V
• Code: 625LG/M (625LGm)
• For: Frigomar chiller and fan coil with APDS 12V LGm
• Includes: power box, display, RJ45 cable, 3 m external probe

FAQ – Frequently Asked Questions

What is the Frigomar code of this thermostat box?

The Frigomar code is 625LG/M (also indicated as 625LGm).

For which applications is the 625LG/M kit indicated?

It is used as a control system for Frigomar chillers and fan coils equipped with APDS 12V control – LGm version.

What does the APDS2 12 V thermostat box supply include?

The kit includes power box, digital display/thermostat, RJ45 cable, and 3 m external temperature probe.

Does the thermostat support ModBUS integration?

Yes, among the declared functions there is a ModBUS port for integration with home automation systems (where provided by the system).

Is it compatible with standard flush-mounted plates?

Yes, compatibility with BTicino, Vimar, Legrand, and Siemens flush-mount plates is declared.