SMARTFY Bathroom Lock B-403

SMARTFY Bathroom Lock B-403 — Detailed Specification & Description

Product Overview

The SMARTFY Bathroom Lock B-403 is a premium interior privacy lock engineered for smooth, reliable operation and long-lasting performance. Ideal for bathrooms, bedrooms, guest rooms, and other interior spaces, it ensures privacy without the need for a keyed cylinder. Designed for both residential and light commercial applications, it combines durable materials, modern aesthetics, and user-friendly operation.

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Material & Construction

• Body & Components: Constructed from high-grade 304 stainless steel, offering:

  • Excellent corrosion and rust resistance

  • Superior durability in humid or wet environments

  • Long-term mechanical reliability for frequent daily use

• Handles & Thumbturn: Ergonomically designed for comfort and smooth operation.

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Finish

• Satin Nickel Finish

  • Modern and elegant appearance

  • Scratch- and fingerprint-resistant

  • Complements contemporary interior design

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Door Compatibility

• Door Thickness: 45–50 mm

• Suitable for standard interior wooden, MDF, or composite doors

• Reversible latch for left-hand or right-hand door installation

• Fits standard interior door bore holes and strike plates

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Locking & Privacy Mechanism

• Interior Side:

  • Turn-button/thumbturn for easy locking and unlocking

  • Provides positive, guaranteed privacy

• Exterior Side:

  • Emergency release feature allows unlocking in case of accidental lock-in

  • Ensures safety for children, elderly users, and hotel guests

• Privacy Function:

  • Non-keyed design for simple, secure privacy without the complexity of keys

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Latch & Mechanical Performance

• Spring-Loaded Latch Bolt:

  • Smooth retraction and secure engagement

  • Quiet and consistent operation

• Durability:

  • Engineered for high-usage environments

  • Maintains proper alignment and function over repeated cycles

• Operating Life: Designed for 100,000+ cycles typical of residential and light commercial privacy locks

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Safety & Convenience

✔ Emergency unlock ensures safe egress
✔ Non-keyed operation eliminates lost keys or access issues
✔ Smooth, quiet, and ergonomic operation
✔ Corrosion-resistant for long-lasting use in humid areas

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Installation

• Compatible with standard bore holes and backset dimensions

• Reversible latch allows flexible installation for left- or right-hand doors

• Easy installation with minimal tools and adjustments

• Low maintenance due to durable materials and reliable mechanism

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Applications

• Residential bathrooms and toilets

• Bedrooms and guest rooms

• Hotels, serviced apartments, and guest suites

• Dressing rooms and interior privacy doors

• Light commercial interiors requiring privacy

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Key Advantages

• Premium 304 stainless steel construction

• Elegant satin nickel finish

• Reliable turn-button privacy locking

• Emergency release for safety

• Smooth, quiet, and durable operation

• Flexible door compatibility (45–50 mm thickness)

• Suitable for residential and hospitality applications