Phoenix Contact 2903316 General Purpose Relay 4PDT 230VAC - Equivalent & Substitute Parts

Part Overview

The Phoenix Contact 2903316 is a general purpose relay featuring a 4PDT (4 Form C) contact configuration with a 230VAC coil, rated for 5A switching current. This DIN rail-mounted relay is designed for industrial control applications requiring multiple independent switching circuits. The part is currently active in production with 979 units in stock. Substitute parts become necessary when addressing supply chain constraints, inventory availability, or when integrating into systems where alternative Phoenix Contact relay models meet identical electrical and mechanical specifications.

Substiute Parts

2903316

Phoenix ContactIn Stock: 10732903316 Datasheet

Current PartRFQ

2909847

Phoenix ContactIn Stock: 11462909847 Datasheet

Parametric EquivalentRFQ

Key Parameters

Substitute Part Grouping Explanation

The Phoenix Contact 2903316 has one parametric equivalent substitute: part number 2909847. This substitution is valid based on identical electrical and mechanical parameters across all critical specifications:

• Coil voltage: 230VAC (identical)
• Contact configuration: 4PDT (4 Form C) (identical)
• Contact current rating: 5 A (identical)
• Switching voltage: 250VAC, 250VDC - Max (identical)
• Coil current: 6.5 mA (identical)
• Coil resistance: 35.39 kOhms (identical)
• Mounting type: DIN Rail (identical)
• Termination style: Screw Terminal (identical)
• Operating temperature range: -40°C ~ 50°C (identical)
• Contact material: Silver Nickel (AgNi) (identical)
• Timing characteristics: 15 ms operate time, 20 ms release time (identical)
• Features: Lighted Indicator, Socket Included, Varistor (identical)

Both parts belong to the Phoenix Contact RIF series and maintain full functional and mechanical interchangeability.

Parameter Comparison

Engineering Selection Recommendations

Both the Phoenix Contact 2903316 and 2909847 are active production parts with full RoHS compliance and EAR99 export classification. Selection between these parts should be based on inventory availability and supply chain considerations. The 2909847 currently maintains higher inventory levels at 1119 units compared to 979 units for the 2903316. Both parts carry identical electrical specifications, mechanical form factors, and feature sets, making them fully interchangeable in any application requiring a 230VAC 4PDT general purpose relay with 5A contact rating and DIN rail mounting.

Frequently Asked Questions (FAQ)

Q: Are the Phoenix Contact 2903316 and 2909847 fully interchangeable?

A: Yes. Both parts share identical electrical specifications (230VAC coil, 5A contact rating, 4PDT configuration), mechanical mounting (DIN Rail with screw terminals), timing characteristics (15 ms operate, 20 ms release), and feature sets (lighted indicator, socket included, varistor). They are direct substitutes.

Q: What determines substitution eligibility for these relay models?

A: Substitution is valid when the following parameters match: coil voltage, contact form (4PDT), contact current rating (5A), switching voltage rating, coil current draw, mounting type (DIN Rail), termination style (screw terminal), operating temperature range, and contact material (Silver Nickel). All these parameters are identical between the two parts.

Q: Do both parts have the same RoHS compliance status?

A: Both parts are RoHS compliant. The 2903316 carries ROHS3 certification while the 2909847 carries RoHS certification. Both meet regulatory requirements for hazardous substance restrictions.

Q: Can I use these relays in applications requiring 250VAC or 250VDC switching?

A: Yes. Both parts are rated for switching voltages up to 250VAC and 250VDC maximum, making them suitable for applications within these voltage ranges.

Q: Are there any packaging or inventory differences between these parts?

A: Both parts are supplied in bulk packaging. The 2909847 currently has higher inventory availability (1119 units) compared to the 2903316 (979 units). Packaging format and handling specifications are identical.

Q: What is the operating temperature range for these relays?

A: Both parts operate across the temperature range of -40°C to 50°C, suitable for industrial control environments with standard temperature variations.