Ergonomic Backrest Components

Backrest


About the Backrest

The Model L115 Ergonomic High-Back Frame by SingOFai Furniture is a precision-engineered component tailored for international manufacturers focusing on high-end office seating. This model features a clean, rectangular silhouette with a deep S-shaped spinal curve and an integrated, height-adjustable lumbar support mechanism designed to provide superior long-term comfort.

Manufactured using high-density reinforced polymers, the L115 offers a substantial 730mm height and 490mm base width, providing a stable and versatile foundation for mesh or fabric upholstery. Its minimalist structural design ensures a high strength-to-weight ratio and effortless integration into various chair bases, offering global B2B clients a reliable, high-quality solution that balances modern industrial aesthetics with rigorous ergonomic standards.

An ergonomic office chair backrest frame from SingOFai Furniture, showcased in side and front views. The matte black plastic frame features a minimalist, open-frame design with a wide upper section and a reinforced lower support area. The profile view highlights a subtle, supportive lumbar curve. The product is displayed on a light wooden surface against a warm, textured wall, with soft diagonal light creating long, clean shadows.
A rear view of a modern ergonomic office chair incorporating a SingOFai Furniture backrest component in matte black. The chair features a high-tension mesh back for ventilation, an adjustable headrest, and a distinctively curved lower frame that provides robust lumbar support. The design is complemented by sleek armrests and a five-star swivel base, set in a minimalist interior with a potted plant and warm, natural sunlight.
A Mid-back office chair
A technical specification drawing of a SingOFai Furniture ergonomic backrest component, shown in profile and front views with clear measurements. The side view indicates a total height of **730mm**, emphasizing a supportive ergonomic curve. The front view highlights two width dimensions: **430mm** at the top frame and **490mm** at the widest point of the lower base. The matte black frame features a minimalist, open-center design with a reinforced lower lumbar support bridge.