Generalaire 7524 Steam Cylinder Humidifier Replacement

Product Description

The GENERALAIRE 7524 is a replacement steam cylinder designed for use in residential steam humidifiers. The steam cylinder is the core consumable component in electrode-based steam humidifier systems — it holds the water, generates steam through electrical current, and delivers moisture to the supply air. Over time, mineral deposits from water accumulate inside the cylinder, reducing output and efficiency. Replacing the cylinder restores the humidifier to full operation. This part is installed by HVAC technicians as part of routine humidifier maintenance.

The 7524 steam cylinder fits GENERALAIRE steam humidifier models RS25, RS25LC, DS25, DS35, RS35, DS20A, and RS20A. These are whole-home steam humidifiers typically installed on forced-air heating systems in residential applications. Cylinder replacement is a scheduled maintenance task, commonly performed at the start of the heating season or when the humidifier control signals a cylinder fault or reduced output condition.

Key Features

• Direct replacement steam cylinder for multiple GENERALAIRE humidifier models
• Restores full steam output when existing cylinder is depleted by mineral buildup
• Core operating component in electrode-style steam humidifier systems
• Designed as an OEM-style replacement to maintain original system performance

Compatibility

Compatible with GENERALAIRE steam humidifier models RS25, RS25LC, DS25, DS35, RS35, DS20A, and RS20A.

Installation Notes

Steam cylinder replacement is performed by a licensed HVAC technician. Before servicing, shut off power to the humidifier at the disconnect or breaker and close the water supply valve. Allow the existing cylinder to cool fully before removal, as residual hot water may be present. Follow the humidifier manufacturer service instructions for cylinder removal, installation, and reconnection of wiring and water fittings.

Technical Specifications

• Item Type: Steam Cylinder
• Application: Steam Humidifier
• Compatible Models: RS25, RS25LC, DS25, DS35, RS35, DS20A, RS20A

Standard Information

• Brand: GENERALAIRE
• Manufacturer Part Number: 7524