2903278 PHOENIX CONTACT Relay Module

Review PHOENIX CONTACT New Rif-4-rpt-ldp-24dc/3x21 Relay Module 24vdc 10a

The Phoenix Contact 2903278 RIF-4-RPT-LDP-24DC/3x21 is a versatile and robust 3-pole, double-throw (3PDT) relay module designed for use in industrial automation applications. This module is part of Phoenix Contact's RIF series, which offers a wide range of configuration options to meet various application requirements.

This particular model operates on a 24V DC power supply and can handle a maximum current of 10 Amperes per coil. It features four relay contacts, each with three normally open (NO) contacts and one normally closed (NC) contact. All contacts are rated for a maximum voltage of 24V DC and a maximum current of 2A.

The RIF-4-RPT-LDP-24DC/3x21 is designed with a compact, low-profile housing that measures only 78.5 mm in length, 45.5 mm in width, and 24.5 mm in height. Its robust construction ensures reliable operation in harsh industrial environments, with a temperature range of -25 C to 70 C and a protection rating of IP20.

This relay module is designed for easy integration into automation systems, with a quick-connect terminal block and a clear, color-coded labeling system for the contacts. The module also features an optional status indicator LED, which can be configured to indicate the status of each contact.

The Phoenix Contact 2903278 RIF-4-RPT-LDP-24DC/3x21 is a reliable and cost-effective solution for applications that require multiple 3PDT relays in a compact and robust package. Its versatile configuration options, easy integration, and rugged construction make it an ideal choice for a wide range of industrial automation applications.

The Phoenix Contact 2903278 RIF-4-RPT-LDP-24DC/3x21 relay module is a 24VDC, 10A, 3-pole double-throw (3PDT) relay with latching and normally open contacts. Here are some potential pros and cons of purchasing this relay module:

1. High current handling capacity: With a maximum current of 10A, this relay can handle heavier loads compared to other standard relay modules.

2. Latching contacts: The latching contacts allow the contacts to remain in their last position until they are manually reset, which can be useful in certain applications.

3. Compact design: The relay module is relatively small and compact, making it easier to integrate into various control systems.

4. Reliable brand: Phoenix Contact is a well-known and trusted brand in the automation industry, ensuring a high level of quality and durability.

1. Higher cost: Due to its higher current handling capacity and latching contacts, this relay module may be more expensive compared to standard relay modules.

2. Limited number of contacts: With only three contacts per relay, this module may not be suitable for applications that require more complex switching configurations.

3. Requires external coil power supply: The relay coil is not integrated into the module, which means that an external power supply is required.

In conclusion, the Phoenix Contact 2903278 RIF-4-RPT-LDP-24DC/3x21 relay module is a reliable and compact solution for applications that require a high current handling capacity and latching contacts. However, its higher cost and limited number of contacts may be a drawback for some users.

If you require a larger number of contacts or a lower cost solution, you may want to consider other standard relay modules with lower current handling capacities. Alternatively, if you need a more complex switching configuration, you may want to consider other types of relays or solid-state relays. Ultimately, the decision to purchase this relay module depends on the specific requirements of your application.

Details:

Switching voltage : up to 440 vac / 250 vdc. Vb industrial supply takes great pride to honestly and accurately describe each item listed. Items are not returnable for condition issues commented on or shown in the pictures. Vb industrial supply offers a huge selection of tools for every trade including new and used electrical, mechanical, hydraulic pneumatic industrial components supplies.

New Phoenix Contact 2903278 RIF-4-RPT-LDP-24DC/3x21 relay module 24vdc 10a 3PDT: reassembled relay module with base, relay, led indicator, and retaining bracket. Contact type: 3PDT 3 changeover Contacts, rated for 10a. Free shipping. Coil voltage : 24 vdc with freewheeling diode and yellow led.

Quick delivery. Fast dispatch service. Quality guarantee. Din rail mountable, plug-in design for fast installation.

If you ever have any questions or are unsatisfied, for reason please let us know. Our listings include many detailed photos.

specifications genpurrelays:

• brand: Phoenix Contact
• mpn: 2903278
• model: Rif-4-rpt-ldp-24dc/3x21
• part type: Module

general genpurrelays:

• category: Business & Industrial > Electrical Equipment Supplies > General Purpose Relays

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• # reviews: 21414
• rating: 99.7%
• city: ventura, california

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• policy: returns accepted
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• best offers: true
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• availability: in stock
• prices: $84.99–$141.33
• item condition:
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• sold #: 14
• in stock #: 5
• started: october 3, 2025