Computer cooling system part/accessory EFB Elektronik 691664 — 1 fan, 120 mm diameter, black, height 38 mm

EFB Elektronik 691664 is a black computer cooling unit designed for mounting in the bottom or roof of all 19" wall-mounting cabinets (1-part and 2-part). The delivery includes mounting material for securing the unit, the power supply and earthing. The unit is intended for ventilation of enclosed 19" cabinets and operates from a rated voltage of 230 V, 50 Hz.

Advantages

The cooling system is supplied complete with mounting hardware, power connection and earthing, reducing the need for additional parts. Its single 120 mm fan provides directed airflow while the compact 38 mm height allows installation in limited space inside 19" wall cabinets. Black finish matches typical cabinet interiors for unobtrusive installation.

Suitable for

• Ventilation of 19" wall-mounting cabinets (1-part and 2-part)
• Cooling electronic equipment and network hardware housed in wall cabinets
• Replacement or upgrade of existing cabinet ventilation

Key specifications

• Brand: EFB Elektronik
• Model / MPN: 691664
• EAN: 4049759051624
• Colour: Black
• Number of fans: 1
• Fan diameter: 120 mm
• Height: 38 mm
• Rated voltage: 230 V, 50 Hz

How to use

Install the unit in the bottom or roof panel of a compatible 19" wall-mounting cabinet using the supplied mounting material. Connect the unit to a 230 V, 50 Hz mains supply and ensure the earthing connection is made according to local regulations. Position the fan so airflow passes through the cabinet to remove heat from installed equipment. Verify correct rotation and unobstructed airflow after installation.

Usage recommendations

For reliable operation, perform periodic checks of the fan and mounting hardware, clean dust from the fan blades and intake/exhaust openings, and ensure earthing and mains connections remain secure. Replace the unit if abnormal noise or reduced airflow occurs.