RM84-2012-25-1024 Equivalent & Substitute Parts

Part Overview

The RM84-2012-25-1024 is a general purpose relay manufactured by Altech Corporation, featuring DPDT (2 Form C) contact configuration with 24VDC coil voltage and 8A contact rating. This through-hole mounted relay is designed for industrial control applications requiring sealed, flux-protected switching contacts. The part is Active status and ROHS3 compliant, making it suitable for current procurement and deployment in new designs.

Substitute parts are identified when equivalent electrical performance and mechanical compatibility are maintained across critical operating parameters, enabling component interchangeability in circuit designs without functional degradation.

Substiute Parts

RM84-2012-25-1024
Altech CorporationIn Stock: 1128RM84-2012-25-1024 Datasheet
RM84-2012-25-1024
Current Part
RM84-2012-35-1024
Altech CorporationIn Stock: 765RM84-2012-35-1024 Datasheet
RM84-2012-35-1024
Parametric Equivalent

Key Parameters

Parameter Value
Coil Voltage 24VDC
Contact Form DPDT (2 Form C)
Contact Rating (Current) 8 A
Switching Voltage 440VAC - Max
Mounting Type Through Hole
Termination Style PC Pin
Operating Temperature Range -40°C ~ 85°C
Coil Type Non Latching
Seal Rating Sealed - Flux Protection
Contact Material Silver Nickel (AgNi)

Substitute Part Grouping Explanation

The RM84-2012-35-1024 qualifies as a parametric equivalent to the RM84-2012-25-1024 based on the following critical substitution criteria:

Electrical Parameters (Must Match):

  • Coil voltage: 24VDC
  • Contact form: DPDT (2 Form C)
  • Contact rating: 8 A
  • Switching voltage: 440VAC - Max
  • Coil current: 16.7 mA
  • Must operate voltage: 16.8 VDC
  • Operate time: 7 ms
  • Release time: 3 ms

Mechanical Parameters (Must Match):

  • Mounting type: Through Hole
  • Termination style: PC Pin
  • Seal rating: Sealed - Flux Protection
  • Contact material: Silver Nickel (AgNi)

Environmental & Compliance (Must Match):

  • Operating temperature: -40°C ~ 85°C
  • RoHS status: ROHS3 Compliant
  • REACH status: REACH Unaffected

Both parts share the same base product number (RM84-2012) and series designation, confirming design compatibility within the Altech RM84 relay family.

Parameter Comparison

Parameter RM84-2012-25-1024 RM84-2012-35-1024 Match
Manufacturer Altech Corporation Altech Corporation Yes
Series RM84 RM84 Yes
Coil Voltage 24VDC 24VDC Yes
Contact Form DPDT (2 Form C) DPDT (2 Form C) Yes
Contact Rating (Current) 8 A 8 A Yes
Switching Voltage 440VAC - Max 440VAC - Max Yes
Coil Current 16.7 mA 16.7 mA Yes
Coil Type Non Latching Non Latching Yes
Termination Style PC Pin PC Pin Yes
Seal Rating Sealed - Flux Protection Sealed - Flux Protection Yes
Contact Material Silver Nickel (AgNi) Silver Nickel (AgNi) Yes
Mounting Type Through Hole Through Hole Yes
Must Operate Voltage 16.8 VDC 16.8 VDC Yes
Operate Time 7 ms 7 ms Yes
Release Time 3 ms 3 ms Yes
Operating Temperature -40°C ~ 85°C -40°C ~ 85°C Yes
Contact Material Silver Nickel (AgNi) Silver Nickel (AgNi) Yes
RoHS Status ROHS3 Compliant ROHS3 Compliant Yes
REACH Status REACH Unaffected REACH Unaffected Yes
Coil Resistance 1.44 kOhms 1440 Ohms Yes

Engineering Selection Recommendations

Both RM84-2012-25-1024 and RM84-2012-35-1024 are Active status products from Altech Corporation and maintain full ROHS3 compliance and REACH unaffected status. Selection between these parts is based on inventory availability and procurement lead time, as all electrical, mechanical, and environmental parameters are identical. The coil resistance values (1.44 kOhms and 1440 Ohms) are equivalent expressions of the same specification.

For applications requiring immediate availability, inventory status should be the primary selection criterion. Both parts are sealed with flux protection and suitable for through-hole PCB assembly in industrial control circuits operating within the -40°C to 85°C temperature range.

Frequently Asked Questions (FAQ)

Q: Can RM84-2012-35-1024 be used as a direct replacement for RM84-2012-25-1024?

A: Yes. Both parts are parametric equivalents with identical electrical performance, contact configuration, coil voltage, current rating, and mechanical mounting characteristics. Direct substitution is supported without circuit modification.

Q: What determines substitution eligibility for these relay parts?

A: Substitution is based on matching coil voltage (24VDC), contact form (DPDT), current rating (8A), switching voltage (440VAC max), mounting type (through hole), termination style (PC pin), operating temperature range (-40°C to 85°C), and compliance certifications (ROHS3, REACH).

Q: Are there differences in coil resistance between these parts?

A: The coil resistance values are equivalent: 1.44 kOhms equals 1440 Ohms. This represents the same electrical specification expressed in different units and does not affect circuit performance.

Q: What is the significance of the sealed flux protection rating?

A: Sealed flux protection indicates the relay contacts are protected against flux contamination during PCB assembly processes, ensuring reliable contact performance and extended operational life in industrial environments.

Q: Can these relays be used in applications exceeding 440VAC switching voltage?

A: No. The maximum switching voltage rating is 440VAC. Applications requiring higher switching voltages require alternative relay designs with higher voltage ratings.

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

A: Both parts operate reliably across -40°C to 85°C. Applications outside this range require alternative relay specifications.

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