WAGO 821-122 2-Conductor DIN-Rail Terminal Block, CAGE CLAMP, 2.5 mm², Gray

The WAGO 821-122 is a high-quality 2-conductor terminal block designed for DIN-35 rail mounting. Featuring the reliable CAGE CLAMP® connection technology, it ensures secure and maintenance-free wiring for solid and fine-stranded conductors up to 4 mm² (12 AWG). With a rated voltage of 800 V and a rated current of 24 A, this terminal block is suitable for a wide range of industrial and building automation applications. Its compact design and gray polyamide housing (PA 66) offer excellent mechanical strength and electrical insulation.

Advantages

• CAGE CLAMP® technology for fast, vibration-proof connections
• Rated voltage up to 800 V (III/3) and rated current 24 A
• ATEX/IECEx Ex e II certified for hazardous environments
• Wide operating temperature range from -60 to +105 °C
• UL94 V-0 flammability rating for high fire safety

Suitable for

• Industrial control cabinets
• Building automation systems
• Ex-protected installations (Zone 1, Zone 2)
• Power distribution and signal wiring

Key specifications

• Connection Technology: CAGE CLAMP®
• Number of Conductors: 2
• Nominal Cross-Section: 2.5 mm²
• Solid Conductor Range: 0.08 - 4 mm² (28 - 12 AWG)
• Fine-Stranded Conductor Range: 0.08 - 4 mm² (28 - 12 AWG)
• Rated Voltage (III/3): 800 V
• Rated Impulse Voltage (III/3): 8 kV
• Rated Current: 24 A
• Rated Current (Ex e II): 22 A
• Mounting Type: DIN-35 Rail
• Color: Gray
• Insulation Material: Polyamide (PA 66)
• Strip Length: 9 - 10 mm
• Pollution Degree: 3
• Flammability Rating: UL94 V-0
• Ex-Protection Approval: Ex e II (ATEX/IECEx certified)
• Operating Temperature: -60 to +105 °C
• Actuation Type: Operating tool

Recommendations

For optimal performance, use WAGO operating tools and accessories. Ensure proper strip length (9-10 mm) for reliable CAGE CLAMP® connection. Suitable for use in Ex e II certified areas.