MÜHLEN MR 171A
Maxi Large Fire Resistant Digital Steel Safe
KOREAN MANUFACTURING, GERMAN ENGINEERING
Standing 171 cm tall, the MÜHLEN MR 171A is a professional steel safe that delivers top-level security with its fire resistant construction, armoured body and advanced locking system.
HIGH QUALITY AND LONG SERVICE LIFE
Developed with quality components and a meticulous production process, the MR 171A is covered by a 36 month warranty and built to serve safely for many years.
AUTOMATIC LOCKING SYSTEM
The door locks automatically as soon as it is closed. A 4–16 digit code system and steel bolts locking at multiple points deliver strong protection.
FIRE AND BURGLARY PROTECTION
UL certified against fire and burglary, the model keeps the interior temperature under control even in the most severe fires and protects your valuables.
MULTIPLE OPENING OPTIONS
The safe can be opened with the key alone or with a code + key combination, providing flexible yet fully secure use.

SOLID AND INSULATED BODY
Its 390 kg steel body and removable wheel structure make the safe both firmly secure in place and easy to move under control.
SPACIOUS AND ORGANISED INTERIOR
The 390 litre interior, a multi-position adjustable shelf system and a lockable drawer provide maximum storage order.

Technical Specifications
- Security: high protection against fire and burglary
- Origin: Korean manufacturing, German engineering design
- Material: reinforced steel and fire insulation
- Fire: UL certified, up to 1010°C
- Code system: digital panel with 4–16 digits
- Body and door: specially hardened steel structure
- Insulation: multi-layer heat insulated body
- User panel: control panel with code and key
- Fire resistance: interior protection at high heat (<80°C)
- Heat insulation: fire resistant interior filling system
- Locking: locks automatically when closed
- Shelf system: shelves adjustable across 33 positions
- Steel bolts: 4 moving, 3 fixed locking points
- Security feature: panel lockout after incorrect entry
- Design: modern and functional exterior
- Drawer: dedicated lockable drawer inside
- Door opening: wide angle door system (250°)
- Wheels: removable transport wheels
- Lock: multi-point locking and security system
- Opening: key or code + key
- Dimensions: 171x75x68 cm (H-W-D)
- Interior dimensions: 1450x570x470 mm
- Exterior dimensions: 1710x750x680 mm
- Interior volume: 390 litres
- Weight: 390 kg
- Warranty: 36 months
Advantages
- German engineering, Korean manufacturing
- Certified against fire and burglary
- Opens with key or key + code
- Premium quality panel and locking system
- 390 litre spacious interior
Physical Properties
- Interior dimensions: H1450xW570xD470 mm
- Exterior dimensions: H1710xW750xD680 mm
- Net weight: 390 kg.
- Gross weight: 392 kg.
Certificates
- 〄 The Japanes Safe & Furniture Association
- Underwriter' Laboratories
- Korean Institute of Construction
- Swedish National Testing and Research Institute
- ISO 9001
MÜHLEN MR 171A — Maxi Fire Resistant Digital Steel Safe, 390 Litres
Who Is It For?
MÜHLEN MR 171A is the maxi fire resistant digital steel safe of the range, standing 171 cm tall with a 390 litre interior and a 390 kg body. It is built for businesses, accounting and archive units and offices that must keep large volumes of documents, folders, valuables and digital media in one secure place, and that want to manage fire and burglary risk at the same time. It pairs German engineering design with Korean manufacturing.
Key Features and What They Do
- UL certified up to 1010°C: Designed to keep the interior below 80°C at high heat, with a fire resistant interior filling and multi-layer insulation.
- Digital panel with 4–16 digits: Set a code length that matches your security policy.
- Automatic locking: The door locks itself when closed; opening requires the key alone or a code + key combination.
- Multi-point bolts: 4 moving and 3 fixed locking points on a specially hardened steel door and body.
- Shelving for archives: Shelves adjustable across 33 positions plus a lockable drawer for the most valuable items.
- Wide access and mobility: A 250° door opening and removable transport wheels for controlled positioning.
Frequently Asked Questions
Does the MR 171A protect against both fire and burglary?
Yes. It is UL certified against fire and burglary and combines insulation with multi-point steel bolts.
How is a 390 kg safe moved?
On its removable transport wheels; once positioned, the wheels are taken off so the safe stands firmly.
What are its dimensions?
Exterior H1710 x W750 x D680 mm, interior H1450 x W570 x D470 mm; net weight 390 kg, gross 392 kg.
What happens after a wrong code?
The panel locks out after an incorrect entry, which discourages trial-and-error attempts.
Usage and Care Tips
Install the safe on a solid, level floor and take off the wheels for fixed use. Change your code from time to time and keep the key separate from the safe. Operate the hinges and lock without force, and clean the exterior with a slightly damp, then dry cloth, keeping the panel and locking points free from dust. The warranty covers 36 months.






























































