Rittal 3128115 TopTherm Wall-Mounted Air/Air Heat Exchanger, 115V

Rittal 3128115 TopTherm Wall-Mounted Air/Air Heat Exchanger, 115V

The Rittal 3128115 TopTherm air/air heat exchanger is a fully wired, wall-mounted enclosure cooling unit that arrives with an integrated controller and digital temperature display. Rated for 115 V, 1~, 50 Hz/60 Hz operation, it delivers a specific thermal output of 45 W/K to move heat out of enclosures and keep equipment within a safe operating range. The unit carries a protection category of IP 54 (internal circuit) and IP 34 (external circuit) to EN 60 529 and IEC 60 529, and ships fully wired and ready for connection.

Key Features

• Fully Wired, Wall-Mounted Design: Complete unit ready for connection, supplied with a plug-in terminal strip, drilling template, and fasteners for straightforward mounting.
• Electronic Temperature Control: Digital display with a factory setting of +35C for clear monitoring and simple adjustment of enclosure temperature.
• Specific Thermal Output: Rated at 45 W/K for efficient air/air heat transfer in enclosure cooling applications.
• Rated Operating Voltage: 115 V, 1~, 50 Hz/60 Hz for standard single-phase power connections.
• Protection Category: IP 54 internal circuit and IP 34 external circuit, rated to EN 60 529 and IEC 60 529 for enclosure-grade ingress protection.
• Operating Temperature Range: -5C to 55C supports installation across a wide range of ambient plant and panel conditions.
• Floating Fault Signal Contact: Dedicated signal contact in the event of overtemperature, supporting fault monitoring and alarm integration.
• Finish: RAL 7035 housing color.

Certifications & Compliance

• Protection Category IP 54, Internal Circuit, to EN 60 529 and IEC 60 529
• Protection Category IP 34, External Circuit, to EN 60 529 and IEC 60 529

Technical Specifications

• Specific Thermal Output: 45 W/K
• Rated Operating Voltage: 115 V, 1~, 50 Hz/60 Hz
• Temperature Control: Electronic control with digital display, factory setting +35C
• Operating Temperature Range: -5 C to 55 C
• Pre-Fuse: Miniature circuit-breaker/fuse, 2A
• Color: RAL 7035
• Packaging Unit: 1 pc(s)
• Weight/Packaging Unit: 19 kg

Typical Applications

• Enclosure Cooling for Industrial Control Panels
• Wall-Mounted Electrical Cabinet Thermal Management
• Commercial and Industrial Enclosure Installations
• Panelboard and Equipment Enclosure Cooling

Why Rittal?

Rittal's TopTherm air/air heat exchanger ships as a complete, fully wired unit with a plug-in terminal strip, drilling template, and fasteners included, so it mounts and connects with minimal on-site setup. With electronic digital temperature control, a floating fault signal contact for overtemperature, and IP 54/IP 34 protection to EN 60 529 and IEC 60 529, this heat exchanger provides dependable, code-aware thermal management for enclosure and panel applications.