The HQ-002.1-M (2.5–6.0 mm²) is engineered for professional and industrial applications that require stable and reliable power connections. Its practical and compact design supports the specified conductor cross-section range, allowing secure installation and dependable integration into electrical systems operating in demanding environments.
Built with durable, high-quality materials, the HQ-002.1-M maintains consistent performance under continuous use and mechanical load. The internal structure is optimized to ensure secure contact and reliable electrical continuity, even in conditions involving vibration, repeated connection cycles, or environmental stress.
The HQ-002.1-M (2.5–6.0 mm²) is suitable for a variety of system configurations, serving as either a main or auxiliary connection component. Controlled production and inspection processes ensure quality consistency and operational safety. With its emphasis on reliability, adaptability, and long service life, it offers an effective solution for long-term professional applications.

Technical Data
| Series | HQ Insert Series |
| Male / Female | Male |
| Connection Type | Axial bolt connection |
| Specifications | 3A |
| Number of Connector Contacts | 2 |
| Grounding Contacts | Yes |
| Rated Current | 40 A |
| Rated Voltage | 830 V |
| Rated Pulse Voltage | 6 kV |
| Class of Pollution | 3 |
| Insulation Resistance | ≥ 10¹⁰ Ω |
| Working Temperature | -40℃ to +125℃ |
| Mating Cycles | ≥ 500 |
| Insert Material | Polycarbonate |
| Insert Color | RAL 7032 (Light Gray) |
| Flame Retardant Rating (UL94) | V0 |
| Contact Material | Copper Alloy |
| Surface Treatment | Silver-plated |
| Contact Resistance | ≤ 1 mΩ |
| Wire Gauge (mm²) | 2.5–6 mm² |
| Wire Gauge (AWG) | 14–10 AWG |
| Tightening / Testing Torque | 1.8 Nm |
| Stripping Length | 8 mm ±1 |
| Standard | DIN EN 60664 / DIN EN 61984 |
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