The HD-040-MC is a high-performance industrial connector tailored for heavy-duty scenarios demanding stable power and signal transmission. Featuring a 40-contact layout, it is optimized to maintain consistent connectivity in mission-critical industrial setups, striking a balance between compact footprint and high contact density.
Built with a rugged metal housing, the HD-040-MC delivers exceptional EMI shielding and mechanical toughness. It withstands extreme operating conditions, including temperatures ranging from -40°C to 125°C, continuous vibration, and moisture intrusion, while its quick-lock mating mechanism enables tool-free, one-step installation for enhanced operational efficiency.
Meeting IP67 ingress protection standards, this connector is ideally suited for automation systems, industrial machinery, and outdoor equipment applications. It provides a cost-effective, reliable connectivity solution that minimizes downtime and ensures long-term performance in harsh industrial environments.

Technical Data
| Series | HD insert series |
| Connection type | Crimp connection |
| Male/female | Male |
| Specifications | 16B; 32B |
| Number of connector contacts | 40 |
| Grounding contacts | Yes |
| Rated current | 10A |
| Rated voltage | 250V |
| Rated pulse voltage | 4KV |
| Class of pollution | 3 |
| Parameters when class of pollution is 2 | 10A 230/400V 4kV 2 |
| Rated voltage as per UL/CSA | 600V |
| Insulation resistance | ≥10¹⁰Ω |
| Working temperature | -40℃...+125℃ |
| Mating cycles | ≥500 |
| Inserts material | Polycarbonate |
| Inserts color | RAL 7032 (light gray) |
| Flame retardant rating as per UL94 | V0 |
| Contact material | Copper alloy |
| Surface treatment | Silver-plated; Gold-plated |
| Contact resistance | ≤3mΩ |
| Wire gauge (mm²) | 0.14-2.5mm² |
| Wire gauge (AWG) | 26-14 AWG |
| Stripping length | 5mm; 6mm; 8mm |
| Standard | DIN EN 60 664; DIN EN 61984 |
原创文章,作者:zhuojing,如若转载,请注明出处:https://www.redtech360.com/connector/inserts/hd-040-mc-high-quality-rectangular-connectors/