Electric Butt Hinges 4BB

Model Electric 4BB Hinges

Material 304 / 201 stainless steel

Finish SSS, Mpss, PC, SB, AB, AC, MB, GP, PB, MAB, BK

Standard EN1935

Certification EN1935 test

Specifications

Type	Full Mortise, 5-Knuckle
Option	Non-Removable Pin (NRP) for option
Screw	Wooden/Metal door screw *8 pcs/each
2 Wires	18 AWG
4 Wires	28 AWG
8 Wires	28 AWG
12 Wires	28 AWG

ANSI/BHMA Certified

CE / EN Compliant

ISO 9001 Quality

Heavy-Duty, High-Efficiency Series
Classified under the Heavy-Duty High Efficiency category, this hinge is specifically engineered for heavy doors and high-frequency operation environments. Compared to standard light-duty hinges, it delivers superior durability, wear resistance, and long-term mechanical stability.
Compliant with ANSI and EN Standards
Manufactured in accordance with ANSI A5111 general hardware requirements and tested to EN 1935 performance standards. As a commercial-grade hardware solution, it meets stringent international performance and durability criteria.
SS304 Stainless Steel Construction
Fabricated from AISI 304 stainless steel, offering excellent corrosion resistance, structural strength, and long-term durability, suitable for both interior and semi-exposed exterior applications.
Non-Rising Removable Pin Option
Available with a Non-Rising Removable Pin (NRP) configuration, enhancing security while allowing convenient installation and maintenance when required.
Ideal for High-Traffic Commercial Applications
Particularly suitable for commercial buildings, high-rise office entrances, hospitals, schools, and other public facilities. Designed for large, heavy doors subject to frequent use, including installations in outdoor or high-humidity environments such as exterior entryways.