MK2P-S-DC110 Equivalent & Substitute Parts

Part Overview

The MK2P-S-DC110 is a general purpose relay manufactured by Omron Automation and Safety, featuring a DPDT (2 Form C) contact configuration with 10A contact rating and 110VDC coil voltage. This socketable, 8-pin octal relay is designed for general industrial switching applications. The product is currently obsolete, making equivalent substitute parts necessary for system maintenance, repair, and new design implementations where this relay specification is required.

Substiute Parts

MK2P-S-DC110
Omron Automation and SafetyIn Stock: 1016MK2P-S-DC110 Datasheet
MK2P-S-DC110
Current Part
KRPA-11DG-110
TE Connectivity Potter & Brumfield RelaysIn Stock: 1209KRPA-11DG-110 Datasheet
KRPA-11DG-110
Similar
KRPA-11DN-110
TE Connectivity Potter & Brumfield RelaysIn Stock: 938KRPA-11DN-110 Datasheet
KRPA-11DN-110
Similar

Key Parameters

Parameter Value
Coil Voltage 110VDC
Contact Form DPDT (2 Form C)
Contact Rating (Current) 10 A
Switching Voltage 250VAC, 250VDC - Max
Mounting Type Socketable
Termination Style Plug In, 8 Pin (Octal)
Coil Type Non Latching
Relay Type General Purpose

Substitute Part Grouping Explanation

Substitute parts for the MK2P-S-DC110 are qualified based on the following critical parameters that must match or exceed the original specification:

  • Coil Voltage: 110VDC (exact match required)
  • Contact Form: DPDT (2 Form C) (exact match required)
  • Contact Rating: 10A minimum (exact match)
  • Mounting Type: Socketable (exact match required)
  • Termination Style: Plug In, 8 Pin (Octal) (exact match required)
  • Coil Type: Non Latching (exact match required)

The substitute parts KRPA-11DG-110 and KRPA-11DN-110, both manufactured by TE Connectivity Potter & Brumfield Relays, meet all critical electrical and mechanical parameters. Both are active products with socketable mounting and octal pin configuration, providing direct functional equivalence to the obsolete MK2P-S-DC110.

Parameter Comparison

Parameter MK2P-S-DC110 KRPA-11DG-110 KRPA-11DN-110
Manufacturer Omron Automation and Safety TE Connectivity Potter & Brumfield Relays TE Connectivity Potter & Brumfield Relays
Product Status Obsolete Active Active
Coil Voltage 110VDC 110VDC 110VDC
Contact Form DPDT (2 Form C) DPDT (2 Form C) DPDT (2 Form C)
Contact Rating (Current) 10 A 10 A 10 A
Switching Voltage 250VAC, 250VDC - Max 240VAC - Max 240VAC - Max
Coil Current 15.1 mA 11.5 mA 11.5 mA
Coil Type Non Latching Non Latching Non Latching
Mounting Type Socketable Socketable Socketable
Termination Style Plug In, 8 Pin (Octal) Plug In, 8 Pin (Octal) Plug In, 8 Pin (Octal)
Must Operate Voltage 88 VDC 82.5 VDC 82.5 VDC
Operating Temperature -10°C ~ 40°C -45°C ~ 70°C -45°C ~ 70°C
Contact Material Silver (Ag) Silver Cadmium Oxide (AgCdO) Silver Cadmium Oxide (AgCdO)
Coil Resistance 7.3 kOhms 10 kOhms 10 kOhms
Features Mechanical Indicator, Test Button None Lighted Indicator
REACH Status REACH Unaffected REACH Affected REACH Affected
RoHS Status Not specified RoHS3 Compliant RoHS non-compliant

Engineering Selection Recommendations

Both KRPA-11DG-110 and KRPA-11DN-110 are functionally equivalent substitutes for the obsolete MK2P-S-DC110 based on matching electrical specifications and mechanical compatibility.

KRPA-11DG-110 is recommended for applications requiring RoHS3 compliance and REACH compliance. This part is actively manufactured and available in production quantities.

KRPA-11DN-110 is suitable for applications where a lighted indicator feature is beneficial for operational visibility. This part is actively manufactured but does not meet RoHS3 compliance requirements. REACH compliance applies to this part.

Both substitute relays operate at lower coil current (11.5 mA versus 15.1 mA) and feature an extended operating temperature range (-45°C to 70°C versus -10°C to 40°C), providing improved performance margins in temperature-sensitive applications. The switching voltage specification of 240VAC maximum for substitute parts is lower than the original 250VAC specification; verify application requirements do not exceed 240VAC switching conditions.

Frequently Asked Questions (FAQ)

Q: Can KRPA-11DG-110 or KRPA-11DN-110 be used as direct drop-in replacements for MK2P-S-DC110?

A: Yes. Both substitute parts share identical coil voltage (110VDC), contact form (DPDT), contact rating (10A), mounting type (socketable), and termination style (8-pin octal). Physical and electrical compatibility is confirmed for direct substitution in existing socket-based applications.

Q: What is the difference between KRPA-11DG-110 and KRPA-11DN-110?

A: The primary difference is the lighted indicator feature present in KRPA-11DN-110. KRPA-11DG-110 has no indicator. Additionally, KRPA-11DG-110 is RoHS3 compliant while

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