ADW1124TW General Purpose Relay SPST 8A 24VDC

Part Overview

The ADW1124TW is a general purpose relay manufactured by Panasonic Electric Works, designed for SPST-NO (1 Form A) switching applications at 24VDC coil voltage with 8A contact rating. This through-hole mounted relay is actively produced and widely used in industrial control, automation, and switching circuits requiring sealed, flux-protected operation.

Equivalent substitute parts are identified when all critical electrical and mechanical parameters match the main part specification, ensuring direct functional interchangeability in circuit applications without design modification.

Substiute Parts

ADW1124TW
Panasonic Electric WorksIn Stock: 966ADW1124TW Datasheet
ADW1124TW
Current Part
ADW1124W
Panasonic Electric WorksIn Stock: 1198ADW1124W Datasheet
ADW1124W
Parametric Equivalent

Key Parameters

Parameter Value
Coil Voltage 24VDC
Contact Form SPST-NO (1 Form A)
Contact Rating (Current) 8 A
Switching Voltage 250VAC - Max
Load - Max Switching 2000VA
Mounting Type Through Hole
Termination Style PC Pin
Operating Temperature Range -40°C ~ 85°C
Coil Type Latching, Single Coil
Seal Rating Sealed - Flux Protection

Substitute Part Grouping Explanation

The ADW1124W is classified as a parametric equivalent to the ADW1124TW based on strict alignment of all critical electrical and mechanical parameters. Substitution eligibility is determined by matching the following parameters:

  • Coil voltage: 24VDC
  • Contact form: SPST-NO (1 Form A)
  • Contact current rating: 8 A
  • Switching voltage maximum: 250VAC
  • Maximum switching load: 2000VA
  • Mounting configuration: Through hole with PC pin termination
  • Operating temperature range: -40°C ~ 85°C
  • Coil type: Latching, single coil
  • Seal rating: Sealed with flux protection

Both parts share identical base product number ADW112 and belong to the DW series, confirming their functional equivalence for direct circuit substitution.

Parameter Comparison

Parameter ADW1124TW ADW1124W
Manufacturer Panasonic Electric Works Panasonic Electric Works
Series DW DW
Product Status Active Active
Coil Voltage 24VDC 24VDC
Contact Form SPST-NO (1 Form A) SPST-NO (1 Form A)
Contact Rating (Current) 8 A 8 A
Switching Voltage 250VAC - Max 250VAC - Max
Load - Max Switching 2000VA 2000VA
Coil Current 8.3 mA 8.3 mA
Coil Type Latching, Single Coil Latching, Single Coil
Termination Style PC Pin PC Pin
Seal Rating Sealed - Flux Protection Sealed - Flux Protection
Coil Insulation Class F Class F
Must Operate Voltage 19.2 VDC 19.2 VDC
Operate Time 15 ms 15 ms
Release Time 15 ms 15 ms
Operating Temperature -40°C ~ 85°C -40°C ~ 85°C
Contact Material Silver Tin Oxide (AgSnO) Silver Tin Oxide (AgSnO)
Approval Agency CQC, cURus, VDE CQC, cURus, VDE
Coil Resistance 2.88 kOhms 2.88 kOhms
Base Product Number ADW112 ADW112
RoHS Status ROHS3 Compliant RoHS Compliant
Moisture Sensitivity Level (MSL) 1 (Unlimited) 1 (Unlimited)
ECCN EAR99 EAR99
HTSUS 8536.41.0020 8536.41.0020

Engineering Selection Recommendations

Both ADW1124TW and ADW1124W are active production parts from Panasonic Electric Works with identical electrical and mechanical specifications. Selection between these parts is based on availability and supply chain considerations rather than technical differentiation.

Both parts carry equivalent regulatory compliance certifications (CQC, cURus, VDE) and meet RoHS requirements. The ADW1124TW carries ROHS3 compliance designation, while the ADW1124W carries standard RoHS compliance. Both are MSL Level 1 (unlimited moisture sensitivity) and classified under ECCN EAR99 for export purposes.

For applications requiring sealed relay operation with flux protection in industrial control circuits, either part provides equivalent performance and reliability. Selection should be based on current inventory availability and procurement lead times.

Frequently Asked Questions (FAQ)

Q: Can ADW1124W be used as a direct replacement for ADW1124TW in existing circuits?

A: Yes. Both parts share identical electrical parameters (24VDC coil, 8A contact rating, 250VAC switching voltage, 2000VA maximum load), mechanical configuration (through-hole PC pin termination), and operating characteristics (15ms operate/release time, -40°C to 85°C temperature range). Direct substitution requires no circuit modification.

Q: Are there differences in packaging or handling between these parts?

A: Both parts are supplied in tray packaging with MSL Level 1 (unlimited) moisture sensitivity rating. Handling and storage requirements are identical.

Q: What are the key parameters that define substitution eligibility for this relay category?

A: Substitution eligibility is strictly determined by matching coil voltage (24VDC), contact form (SPST-NO), current rating (8A), switching voltage (250VAC maximum), maximum switching load (2000VA), mounting type (through-hole), termination style (PC pin), and operating temperature range (-40°C to 85°C).

Q: Do both parts meet the same regulatory certifications?

A: Yes. Both ADW1124TW and ADW1124W carry CQC, cURus, and VDE approvals. Both comply with RoHS requirements and are classified as EAR99 for export control purposes.

Q: What is the coil resistance specification for these relays?

A: Both parts have a coil resistance of 2.88 kOhms with a must-operate voltage of 19.2VDC and coil current of 8.3mA.

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