In sourcing discussions, RIF-4-RPT-LDP-24DC-3X21 is often placed next to SMPS Phoenix, Phoenix 2966207 and Phoenix Contact Relay Socket so procurement teams can align budgets and technical requirements effectively.
Phoenix RIF-4-RPT-LDP-24DC/3X21 Relay Module
The Phoenix RIF-4-RPT-LDP-24DC/3X21 Relay Module (Part No: 2903278 ) offers a AgNi contact material, DIN rail mounting type, polarized Drive, 20 ms typical response time. Manufactured by Phoenix under the Phoenix Relay Module category, this model belongs to the Phoenix PLC Series.

| Brand | Phoenix Contact |
| Product Type | Relay Module |
| Model Number | RIF-4-RPT-LDP-24DC/3X21 |
Phoenix RIF-4-RPT-LDP-24DC/3X21 Relay Module β Technical Specifications
| Specification | Value |
|---|---|
| Product type | Relay Module |
| Product family | RIFLINE complete |
| Application | Universal |
| Mechanical service life | approx. 107 cycles |
| Insulation | Basic insulation |
| Overvoltage category | III |
| Pollution degree | 2 |
| Maximum power dissipation for nominal condition | 1.34 W |
| Test voltage (Winding/contact) | 2.5 kVrms (50 Hz, 1 min., winding/contact) |
| Rated surge voltage | 4 kV |
| Nominal input voltage UN | 24 V DC |
| Input voltage range | 20.4 V DC ... 26.4 V DC (20 Β°C) |
| Drive and function | monostable |
| Drive (polarity) | polarized |
| Typical input current at UN | 56 mA |
| Typical response time | 20 ms |
| Typical release time | 20 ms |
| Protective circuit | Freewheeling diode |
| Operating voltage display | Yellow LED |
| Contact switching type | 3 changeover contacts |
| Type of switch contact | Single contact |
| Contact material | AgNi |
| Maximum switching voltage | 440 V AC |
| Limiting continuous current | 10 A (see diagram) |
| Maximum inrush current | 50 A (20 ms, N/O contacts) |
| Min. switching current | 10 mA (24 V) |
| Interrupting rating (ohmic load) max. | 240 W (24 V DC) |
| Switching capacity | - |
| Connection method | Push-in connection |
| Stripping length | 10 mm |
| Conductor cross section rigid | 0.14 mmΒ² ... 2.5 mmΒ² |
| Conductor cross section flexible | 0.14 mmΒ² ... 2.5 mmΒ² |
| Conductor cross section AWG | 26 ... 14 (solid) |
| Tightening torque | - |
| Width | 43 mm |
| Height | 111 mm |
| depth | 90 mm |
| Color | gray (RAL 7042) |
| Flammability rating according to UL 94 | V2 (Housing) |
| Degree of protection (Relay) | RT I (Relay) |
| Degree of protection (Relay base) | IP20 (Relay base) |
| Ambient temperature (operation) | -40 Β°C ... 60 Β°C |
| Ambient temperature (storage/transport) | -40 Β°C ... 85 Β°C |
| Temperature | - |
| Humidity | - |
| Vibration | - |
| EMC | - |
| Enclosure | - |
| Low Voltage Directive | - |
| Electromagnetic compatibility | - |
| Standards/regulations | IEC 60947-5-1 |
| Mounting Type | DIN rail mounting |
| Mounting position | any |
| Contact Connection type | - |
| Output fuse | - |
| Degree of protection (Installation location) | - |
Give Us a Call for Phoenix Push-in Relay Module RIF-4-RPT-LDP-24DC/3X21 part no: 2903278 with budget-friendly prices. Technical Attributes are RIF-4-RPT-LDP-24DC/3X21, 2903278 include Relay Module type and RIFLINE complete Product family a versatile solution for Universal applications. This relay module features a mechanical service life of approx. 107 cycles, ensuring durability and reliability. With a maximum power dissipation of 1.34 W, it operates efficiently at a nominal input voltage of 24 V DC, within an input voltage range of 20.4 V DC ... 26.4 V DC (20 Β°C). The module has a typical input current of 56 mA at UN, with a response time of 20 ms and a release time of 20 ms. It is equipped with a Freewheeling diode for protection and includes 3 changeover contacts made from Push-in connection Connection method. Navigate Your Needs with a Quote for your requirement of Phoenix Push-in Relay Module. We excel in offering more cost-effective and supportive solutions than other Competitors.







