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Coto Technology 7142-12-1111 Reed Relay DPDT
Part Overview
The Coto Technology 7142-12-1111 is a reed relay with dual pole double throw (DPDT) contact configuration rated for 250 mA switching capacity at 12VDC coil voltage. This component is classified as obsolete, necessitating identification of active equivalent parts to maintain system compatibility and ensure continued component availability for production and service applications.
Substiute Parts
Key Parameters
| Parameter | Specification |
|---|---|
| Manufacturer | Coto Technology |
| Manufacturer Part Number | 7142-12-1111 |
| Series | 7000 |
| Product Status | Obsolete |
| Coil Voltage | 12VDC |
| Contact Form | DPDT (2 Form C) |
| Contact Rating (Current) | 250 mA |
| Switching Voltage | 150VAC, 150VDC - Max |
| Coil Current | 24.5 mA |
| Coil Type | Non Latching |
| Operating Temperature Range | -20°C ~ 85°C |
| Coil Resistance | 490 Ohms |
| Mounting Type | Through Hole |
| Termination Style | PC Pin |
| Features | Diode, Electrostatic Shield |
| RoHS Status | RoHS Compliant |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) |
Substitute Part Grouping Explanation
The Coto Technology 7142-12-1111 is substitutable with the 7142-12-1011 based on identical electrical and mechanical parameters that define functional equivalence in DPDT reed relay applications. The substitution relationship is established through matching the following critical parameters:
- Coil voltage: 12VDC
- Contact form: DPDT (2 Form C)
- Contact current rating: 250 mA
- Switching voltage: 150VAC, 150VDC maximum
- Coil current: 24.5 mA
- Operating temperature range: -20°C ~ 85°C
- Coil resistance: 490 Ohms
- Mounting type: Through Hole
- Termination style: PC Pin
- Features: Diode, Electrostatic Shield
The 7142-12-1011 maintains full electrical and mechanical compatibility with the obsolete 7142-12-1111, differing only in product status (active versus obsolete) and packaging configuration.
Parameter Comparison
| Parameter | 7142-12-1111 (Main) | 7142-12-1011 (Substitute) |
|---|---|---|
| Manufacturer | Coto Technology | Coto Technology |
| Series | 7000 | 7000 |
| Product Status | Obsolete | Active |
| Coil Voltage | 12VDC | 12VDC |
| Contact Form | DPDT (2 Form C) | DPDT (2 Form C) |
| Contact Rating (Current) | 250 mA | 250 mA |
| Switching Voltage | 150VAC, 150VDC - Max | 150VAC, 150VDC - Max |
| Coil Current | 24.5 mA | 24.5 mA |
| Coil Type | Non Latching | Non Latching |
| Operating Temperature Range | -20°C ~ 85°C | -20°C ~ 85°C |
| Coil Resistance | 490 Ohms | 490 Ohms |
| Mounting Type | Through Hole | Through Hole |
| Termination Style | PC Pin | PC Pin |
| Features | Diode, Electrostatic Shield | Diode, Electrostatic Shield |
| RoHS Status | RoHS Compliant | ROHS3 Compliant |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) | 1 (Unlimited) |
Engineering Selection Recommendations
The 7142-12-1011 is the direct equivalent for the obsolete 7142-12-1111. Both components carry RoHS compliance certifications and are unaffected by REACH regulations, meeting modern regulatory requirements for electronic component applications. The 7142-12-1011 is currently in active production status with confirmed inventory availability, eliminating obsolescence risk associated with the 7142-12-1111. Selection of the 7142-12-1011 is appropriate for all applications previously utilizing the 7142-12-1111, provided the active product status and updated ROHS3 compliance status are acceptable within the design framework.
Frequently Asked Questions (FAQ)
Q: Can the 7142-12-1011 be used as a direct replacement for the 7142-12-1111? A: Yes. The two components share identical electrical and mechanical specifications, including coil voltage, contact configuration, current rating, operating temperature range, and termination style. Direct substitution is functionally equivalent.
Q: What is the primary difference between these two parts? A: The 7142-12-1111 is obsolete and no longer manufactured, while the 7142-12-1011 is active and in current production. The 7142-12-1011 also carries ROHS3 compliance certification compared to the RoHS Compliant rating of the 7142-12-1111.
Q: How do packaging differences affect substitution? A: The 7142-12-1111 is supplied with a dash packaging designation, while the 7142-12-1011 is available in bulk packaging. Both maintain identical component form factors and Through Hole mounting configurations suitable for PCB integration.
Q: Are there operational differences in switching performance? A: No. Both components exhibit identical operate time (2 ms), release time (2.5 ms), must operate voltage (9 VDC), and must release voltage (1 VDC) specifications.
Q: What applications are appropriate for this DPDT reed relay? A: The 250 mA contact rating and 12VDC coil voltage configuration supports switching applications within industrial control, instrumentation, and telecommunications equipment where DPDT relay functionality is required.
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