STTB2.5 Double-Level Spring-Cage DIN Rail Terminal Block

High-Current 22A Capacity

Handles up to 22A current with precision-engineered spring-cage mechanism for secure connections without screws, ensuring reliable power distribution.

Dual-Level Space-Saving Design

Compact two-tier structure maximizes DIN rail space efficiency, ideal for dense control panels and industrial cabinets.

Tool-Free Push-In Technology

Features screwless Clipline™ spring connectors for rapid, vibration-resistant wire insertion (solid 1.5-4mm² or ferruled strands).

Industrial-Grade Material

Flame-retardant PA66 housing (UL94 V-0) with tin-plated copper alloy conductors resists heat (105°C) and corrosive environments.

Universal DIN Rail Compatibility

Snap-on mounting fits standard 35mm rails (EN 60715) for quick installation in PLC systems, lighting controls, and HVAC equipment.

Certified Safety

Full compliance with IEC 60947-7-1 standards, featuring clear polarity markings and touch-safe finger protection.

Bulk Order Advantage

Global wholesale pricing available for automation projects requiring high-volume terminal block solutions.