Lever on Long Plate Handles - ZCSIP19SS

ZOO ZCSIP19-22 – 19 mm Tubular Return-to-Door Lever on Inner Backplate

The ZOO ZCSIP19 series is a high-quality tubular return-to-door (RTD) lever handle mounted on an inner backplate, designed for seamless integration with Zoo Hardware’s modular cover plate system. Manufactured from 304 grade stainless steel, this product combines durability, corrosion resistance, and a contemporary architectural aesthetic, making it suitable for a wide range of internal doors in commercial, public, institutional, and residential environments.

Design & Operation
The tubular lever features a clean, ergonomic profile that curves back towards the door, providing a comfortable, intuitive grip while maintaining a minimalist appearance. The return-to-door action ensures the lever consistently returns to its resting position after operation, promoting orderly presentation and reducing wear on door furniture.

Dimensions & Construction

• Backplate size: 218 mm (height) × 48 mm (width)

• Lever diameters available: 19 mm 

• Material: Grade 304 stainless steel for strength and long-term corrosion resistance

• Finish: Satin stainless steel

Fixings & Hardware

• Supplied with M4 male/female fixing bolts

• Includes a 100 mm steel Heso spindle for secure connection through door furniture

• M6 Heso grub screws included for reliable fastening

• Wood screws provided for installation into timber doors

• Outer cover plates are push-on stainless steel (click-fast) to complete the chosen function.

Performance & Standards

• Tested to BS EN 1906:2010 Grade 3, confirming robust mechanical performance suitable for general door furniture applications.

• Backed by a 10-year mechanical guarantee.

• Compatible with a wide range of express-on cover plates for different lock functions (e.g. latch, euro profile, oval profile, bathroom/privacy).

Compatibility & Use
The ZCSIP19 lever body is designed to work seamlessly with Zoo’s modular cover plate system, allowing cover plates to be changed or configured without replacing the lever body. This modular approach simplifies specification, reduces inventory variation, and provides flexibility for a variety of door functions — from passage sets to keyed and privacy applications.

Offering a combination of modern aesthetics, quality construction, and adaptable functionality, the ZCSIP19 series is an ideal choice for internal doors where performance and visual coherence are required.