1SNA199188R2500 – D2,5/8,SFDT,ADO2

Why Choose the TE Connectivity 1SNA199188R2500 D2.5/8.SFDT.ADO2 Fuse Terminal Block?

The TE Connectivity 1SNA199188R2500 is a grey D2.5/8.SFDT.ADO2 fuse terminal block designed to combine reliable ADO conductor termination with circuit protection and fault indication in industrial control systems. Part of the established TE Connectivity ENTRELEC SNA ADO series, it incorporates a hinged fuse holder, blown-fuse LED indicator and test sockets for efficient circuit protection, testing and maintenance.

Designed for 5 × 20 mm and 5 × 25 mm fuses, the D2.5/8.SFDT.ADO2 provides a convenient method of protecting individual control circuits while allowing defective circuits to be identified quickly. Its integrated 24 V DC LED blown-fuse indicator assists maintenance personnel in locating a failed fuse, while the test socket arrangement supports convenient electrical measurements and diagnostics.

With a rated current of 6.3 A, rated voltage of 500 V and a rated conductor cross-section of 2.5 mm², the 1SNA199188R2500 is suitable for demanding industrial control applications. Its compact 8 mm width and compatibility with standard TH35 DIN rails allow efficient installation in densely populated control cabinets.

Key Advantages

• Integrated fuse holder for 5 × 20 mm and 5 × 25 mm fuses.
• Built-in 24 V DC LED blown-fuse indicator simplifies fault identification.
• 6.3 A rated current for protected industrial control circuits.
• 500 V rated voltage for industrial electrical applications.
• ADO connection technology provides secure conductor termination for demanding environments.
• Compact 8 mm width helps maximise available DIN rail space.

Key Features

• TE Connectivity ENTRELEC SNA ADO series.
• D2.5/8.SFDT.ADO2 fuse terminal block.
• Designed for 5 × 20 mm and 5 × 25 mm fuses.
• 24 V DC LED blown-fuse indication.
• Integrated test sockets for circuit testing and diagnostics.
• 6.3 A rated current.
• 500 V rated voltage.
• 2.5 mm² rated conductor cross-section.
• IP20 protection at the main terminals.
• Compatible with TH35-7.5 and TH35-15 DIN rails.

Reliable Fuse Protection and ADO Connection Technology

Fuse terminal blocks such as the TE Connectivity D2.5/8.SFDT.ADO2 combine conductor termination and individual circuit protection within a compact DIN rail module. The hinged fuse carrier accepts standard 5 × 20 mm and 5 × 25 mm fuses, while the integrated 24 V DC LED provides a clear indication when a fuse has blown, helping reduce diagnostic and maintenance time.

The ENTRELEC ADO connection system is designed for dependable operation in demanding control applications, including installations exposed to vibration, shock and other industrial conditions. Combined with integrated test facilities and a compact 8 mm profile, the 1SNA199188R2500 provides an effective solution for protected control circuits in automation and machine-building applications.

Typical Applications

• Industrial control panels and electrical cabinets.
• Protected PLC input and output circuits.
• Machine building and factory automation systems.
• Instrumentation and process control circuits.
• Electrical distribution and switchgear assemblies.
• Fault monitoring, testing and maintenance circuits.