A set of metallic door lock mechanisms with keys, displayed from different angles to show the details.
Diagram illustrating how to measure a Mila uPVC door lock centre case gearbox, showing the "Backset" (A) and "PZ" (B) dimensions for correct fitting.
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A set of metallic door lock mechanisms with keys, displayed from different angles to show the details.Diagram illustrating how to measure a Mila uPVC door lock centre case gearbox, showing the "Backset" (A) and "PZ" (B) dimensions for correct fitting.

ERA Vectis Gearbox – Replacement Centre Case for uPVC Multipoint Door Lock – No Cylinder Required – 35mm/45mm Backset 92mm PZ

ERASKU: HS2833
162 reviews from verified buyers
Price:
£35.99

Key benefits

  • Replaces ERA Saracen Surelock - 35mm/45mm backset, 92mm PZ
  • Restores multipoint lock function - deadbolt and latch
  • Standard ERA dimensions - measure your case before ordering

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Description

ERA Vectis Replacement Gearbox

The ERA Vectis centre case gearbox is a self-contained replacement that does not require a separate euro cylinder. It is supplied with two keys.

Replacing just the gearbox is far more cost effective than buying a complete new lock. The centre case re-attaches to your existing locking strip.

Key Measurements

The most important measurements are 35mm or 45mm Backset and 92mm PZ.

This gearbox is non-handed, fitting both left and right-handed doors.

Important Note

No euro cylinder required. This gearbox is supplied with two keys as standard.

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Frequently Asked Questions

The ERA Vectis door lock centre case gearbox is the central mechanism inside a multipoint locking system, commonly used in uPVC and composite doors. It controls how the handle and key operate the locking points, ensuring your door locks securely and functions smoothly.

Signs include a stiff handle, difficulty turning the key, or the door not locking properly. If left unchecked, these issues can worsen over time. Learn more in Check This Before Your Next Let-In: Is the Door Gearbox Still Fit for Purpose.

No, compatibility depends on key measurements like backset, PZ centres, and the overall gearbox design. Always check your existing lock specifications to ensure the replacement gearbox will fit correctly and function as intended.

Yes, many homeowners can replace a gearbox with basic DIY tools. However, proper alignment is essential to avoid further issues, so if you're unsure, it’s best to seek professional help.

A failing gearbox can lead to the door becoming difficult to operate or even completely locked shut. This can compromise both security and access. Replacing it early helps avoid costly emergency repairs and ensures your home stays protected.

About the Brand - ERA

ERA is one of the most established and trusted names in UK home security, known for delivering high-performance locks, door hardware, and smart security products that combine reliability with modern innovation. With over 180 years of expertise, ERA has built a reputation for creating security solutions that meet the needs of today’s homeowners—offering exceptional protection, ease of use, and long-term durability.

From multi-point door locks and high-security cylinders to window hardware and smart home security devices, ERA products are rigorously tested and certified to meet leading UK standards. Many items in the ERA range offer features such as anti-snap, anti-bump, and anti-pick technology, ensuring robust defence against common forced-entry methods.

Choosing ERA means investing in proven British security engineering, trusted by professionals and homeowners nationwide. Every product is designed to improve home safety, enhance performance, and deliver peace of mind—making ERA one of the most reliable brands in the HomeSecure range.

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