MUTEX Mechanical Door Lock MX230G - Both Keyless Keypad or Mechanical Key Entry, Water & Heat/Fire Proof, 100% Mechanical, Good for Indoor & Outdoor (2026 New Version)

MUTEX Mechanical Keypad Lock MX230G is a 100% fully mechanical keyless entry door lock. In addition to the built-in key, it can be unlocked with a 4-digit sequential code – offering over 10,000 possible combinations to provide robust security for your door. It operates solely with a password combination, no keys, power supply, or batteries required. The convenient Free Passage Mode allows you to easily enable unrestricted access. Crafted from full stainless steel, this fully mechanical lock requires no power or batteries. It is waterproof, heat/fire-resistant, and highly reliable. It performs flawlessly in all weather and environmental conditions – indoors or outdoors, hot or cold, humid or dry. Compatible with all standard door thicknesses (35mm-65mm / 1 3/8” - 2 1/2”).

• 【All-Scene Durable Material】Constructed with high-quality stainless steel and Teflon-coated surface, the lock is scratch-resistant and wear-proof. It withstands extreme environments like humidity, dryness, cold, and heat, perfectly fitting outdoor scenes such as courtyards, gardens, garages, storage rooms, iron/aluminum doors, fence gates, etc.
• 【High-Security Password Design】4-digit sequential code offers over 10,000 possible combinations, fundamentally eliminating the risk of unlocking via random code attempts. No keys, power supply, or batteries needed – the stable mechanical structure builds a solid line of defense for your property security.
• 【Maintenance-Free & Easy to Use】100% fully mechanical structure – no charging or battery replacement required, free from power dependence. Teflon coating + stainless steel double protection not only resists scratches but also withstands wind and rain erosion, maintaining good performance for long-term outdoor use with zero maintenance cost.
• 【Wide Compatibility for Multiple Scenes】Ideal for fence gates, garage/storage room doors, iron/aluminum outdoor doors, etc. Compatible with standard door thicknesses (35mm-65mm / 1 3/8” - 2 1/2”).
• 【Dual Unlocking + Free Passage Mode】Supports 4-digit sequential code unlocking (over 10,000 combinations) and built-in key unlocking for double security. The convenient Free Passage Mode allows quick setup of unrestricted access, meeting diverse needs like daily family entry and temporary visits from friends.