HARTING Han® 3A & 4A Screw Connectors
HARTING Han® 3A and 4A Screw Connectors feature screw terminations for fast and easy installation. These HARTING 3A and 4A screw connectors support conductor sizes from 0.5mm2 to 2.5mm2 and feature straight-wire routing, integrated wire protection, and a 7mm strip-length marking for simple termination. The connectors offer full mating compatibility with existing Han A variants and require no ferrules, making the series an easy drop-in replacement without changes to existing housings or tooling. Han 3A and 4A screw connectors are ideal for machinery, railway, control cabinet, and renewable energy applications.
Features
- Supports 0.5mm2 to 2.5mm2 conductor cross-sections
- Straight wire routing with 7mm strip-length marking on insert
- Integrated wire protection in contacts with no ferrules required
- Full mating compatibility with existing Han A variants
Applications
- Control cabinet power wiring
- Railway rolling stock
- Renewable energy junction boxes
- Conveyor systems
- Outdoor enclosure power systems
- Lighting control systems
Specifications
- Sizes 3A and 4A
- ≥500 cycles
- -40°C to +125°C operating temperature range
- 16A rated current
- 230V/400V rated voltage
- Material
- Polycarbonate (PC)
- Pebble gray
- Certifications
- EN 60664-1
- IEC 6198
- UL 1977
Published: 2026-10-26
| Updated: 2026-10-28