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Phoenix PLC-BSC- 24DC/21HC Relay Socket
The Phoenix PLC-BSC- 24DC/21HC Relay Socket (Part No: 2967772 ) offers a Screw connection method, 0.14 mmΒ² ... 2.5 mmΒ² conductor cross section rigid, 0.14 mmΒ² ... 2.5 mmΒ² conductor cross section flexible, DIN rail mounting mounting type. Manufactured by Phoenix under the Phoenix Relay Socket category, this model belongs to the Phoenix PLC Series.
| Brand | Phoenix Contact |
| Product Type | Relay Socket |
| Model Number | PLC-BSC- 24DC/21HC |
Phoenix PLC-BSC- 24DC/21HC Relay Socket β Technical Specifications
| Specification | Value |
|---|---|
| Product type | Relay socket |
| Product family | PLC-INTERFACE |
| Connection method | Screw connection |
| Stripping length | 8 mm |
| Screw thread | M3 |
| Conductor cross section rigid | 0.14 mmΒ² ... 2.5 mmΒ² |
| Conductor cross section flexible | 0.14 mmΒ² ... 2.5 mmΒ² |
| Width | 14 mm |
| Height | 80 mm |
| Color | gray (RAL 7042) |
| Ambient temperature (operation) | -40 Β°C ... 60 Β°C |
| Ambient temperature (storage/transport) | -40 Β°C ... 85 Β°C |
| Mounting type | DIN rail mounting |
| Mounting position | any |
| Application | High continuous currents |
| Protective circuit | Freewheeling diode |
| Nominal input voltage UN | 24 V AC/DC |
| Conductor cross section AWG | 26 ... 14 |
| Tightening torque | 0.6 Nm ... 0.8 Nm |
| Status display | LED |
| Depth | 94 mm |
| Flammability rating according to UL 94 | V0 (Housing) |
| Enclosure Low | Required protection according to the Rules shall be provided upon installation on board |
| Low Voltage Directive | Conformance with Low Voltage Directive |
| Electromagnetic compatibility | Conformance with EMC directive |
| Compatible components | Miniature relay, REL-MR-24DC/1IC/ACT; miniature optocoupler, OPT-24DC/24DC/5, OPT-24DC/230AC/2 |
| Maximum switching voltage | - |
| Voltage range with reference to US | - |
The Phoenix Contact PLC-BSC-24DC/21HC (Part No. 2967772) is a precision-engineered Relay Socket developed for demanding control applications. Designed for 24 V AC/DC operation, it belongs to the PLC-INTERFACE product family and provides safe relay interfacing with high continuous current support. The unit features a robust screw connection system with M3 terminals, ensuring secure and vibration-resistant wiring for both rigid and flexible conductors ranging from 0.14 mmΒ² to 2.5 mmΒ². The 14 mm width and 80 mm height offer a compact profile suitable for dense control cabinets, while the gray (RAL 7042) housing meets UL 94 V0 flame-retardant standards, guaranteeing long-term mechanical and thermal safety in industrial environments.
This model is built with a freewheeling diode to suppress voltage spikes and protect sensitive components during inductive load switching. The integrated LED indicator simplifies monitoring and quick diagnostics, reducing downtime in automation systems. Its broad ambient temperature range from β40 Β°C to +60 Β°C ensures reliable operation under harsh environmental conditions. The DIN rail mounting capability allows flexible installation in any position without performance compromise, while compliance with the Low Voltage and EMC Directives confirms adherence to international safety standards. Built by Phoenix Contactβa global leader in industrial connection technologyβthis relay socket is trusted by engineers and system integrators for precision and long-term stability.
The Phoenix Contact Relay Socket PLC-BSC-24DC/21HC is ideal for PLC outputs, actuator control, and signal switching circuits where reliability and endurance are essential. Engineers prefer its rugged screw-type terminals, LED status display, and space-saving 14 mm design for compact automation panels. This relay base ensures consistent electrical contact in industrial control panels, motor starters, and sensor interfaces operating on 24 V DC systems. Built for practical usability, it supports faster wiring, lower maintenance, and improved system uptime. Professionals searching for PLC-BSC-24DC-21HC-2967772, PLC-BSC-24DC/21HC, 2967772, Phoenix Contact 2967772, Phoenix BSC, Phoenix PLC-BSC-24DC/21HC, PLC-BSC-24DC/21HC Phoenix, Phoenix 2967772, and 2967772 Phoenix rely on its high-quality performance and durability for advanced automation projects. The Phoenix Contact PLC-BSC-24DC/21HC Relay Socket remains a preferred choice for modern industrial connectivity solutions.
