Elevate your inventory with the BS3621 5 Lever Deadlock, the gold standard in mortice security for bulk trade orders. CE marked, Certifire approved, and FD rated for fire doors in 66mm and 76mm backsets, this deadlock delivers unmatched reliability across multiple finishes. Ideal for wholesalers, builders, and locksmiths seeking volume discounts and rapid fulfillment.

Unrivaled Security Standards for B2B Reliability

The BS3621 5 Lever Deadlock meets stringent British Standard BS3621, ensuring 5-lever resistance against picking, drilling, and bumping—critical for commercial and residential projects. Trade buyers trust this deadlock for insurance compliance, with kitemark certification guaranteeing performance under duress. Available in polished brass, satin chrome, or stainless steel finishes, it integrates seamlessly into any door specification, supporting your high-volume installations without compromise.

For bulk purchasers, the BS3621 5 Lever Deadlock offers consistent quality across pallets. Its robust brass body and hardened steel pins withstand heavy use in rental properties, offices, and multi-occupancy buildings. Certifire FD rating maintains integrity during 30-60 minute fire exposures, making it essential for compliant trade supplies.

Versatile Sizing and Finishes for Bulk Customization

Choose from 66mm or 76mm backsets to match standard UK door thicknesses, with the BS3621 5 Lever Deadlock providing a perfect fit for timber, composite, or uPVC doors. Multiple finishes ensure aesthetic versatility—satin chrome for modern schemes, polished brass for heritage restorations—allowing trade accounts to fulfill diverse client specs from one order.

Prepped for easy integration with night latches or handles, this deadlock streamlines your assembly lines. B2B customers benefit from pallet quantities, reducing per-unit costs and minimizing stock discrepancies. The BS3621 5 Lever Deadlock’s reversible snib enhances installer efficiency, cutting labor time on large-scale jobs.

CE and Certifire Compliance for Trade Assurance

CE marking confirms the BS3621 5 Lever Deadlock adheres to EN12209 European standards for strength and durability, vital for export or public sector tenders. Certifire certification validates fire door performance, protecting your liability in regulated environments like hotels and apartments. These credentials position your business as a premium supplier, winning repeat bulk contracts.

Wholesalers appreciate the deadlock’s anti-bump and drill-resistant features, backed by independent testing. For FD applications, it maintains latch hold-open without failure, ensuring spec compliance. Stock the BS3621 5 Lever Deadlock to meet trade demands for certified, low-maintenance security solutions.

Bulk Pricing and Fast Delivery for Trade Efficiency

Trade accounts enjoy tiered pricing on the BS3621 5 Lever Deadlock—volume discounts start at 50 units, with no minimums on mixed finishes or sizes. Next-day delivery across the UK keeps your vans loaded and projects on schedule, avoiding costly downtime. Our dedicated B2B portal tracks orders, invoices, and returns seamlessly.

Pair with our full range of mortice locks for complete trade packs, optimizing your logistics. The BS3621 5 Lever Deadlock’s 10-year mechanical warranty covers bulk deployments, reducing callbacks and boosting margins.

Why Trade Pros Choose This BS3621 5 Lever Deadlock

Proven Durability: 100,000+ cycle tested for intensive use in commercial settings.
Finish Options: Satin stainless, PVD brass, or chrome—stock what your clients need.
Fire-Rated Excellence: Certifire FD66/FD76 for total peace of mind.
Bulk-Ready Packaging: Each unit boxed for easy palletizing and resale.
SEO-Optimized Supply: Search “BS3621 5 Lever Deadlock” and order direct from verified trade leaders.

Secure your next bulk shipment today—contact our trade team for exclusive quotes on the BS3621 5 Lever Deadlock. With limited stock on popular finishes, act now to lock in supply chain stability.

The BS3621 5 Lever Dead Lock is a premium security solution designed to meet strict British Standards for strength, durability, and fire safety. Fully CE marked, Certifire approved, and FD fire rated, this lock is widely trusted by insurance providers and building inspectors, making it a reliable choice for both residential and commercial properties. With a 63mm case size, it offers robust protection against forced entry while maintaining compliance with insurance requirements.

Crafted in a satin stainless steel finish, the lock provides excellent corrosion resistance and long-lasting performance, even in demanding environments. Its sleek, modern appearance ensures it complements a wide range of door styles, from traditional timber doors to contemporary commercial installations. Designed to deliver consistent security, this dead lock is ideal for high-traffic areas, rental properties, and professional projects where both safety and style are equally important.

Whether you’re upgrading an existing door or fitting new hardware, this lock offers the perfect balance of strength, compliance, and design appeal. Easy to install and built to last, it provides long-term peace of mind for property owners and contractors alike.