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Coto Technology 7101-24-1011 Equivalent & Substitute Parts
Part Overview
The Coto Technology 7101-24-1011 is a Reed SPST relay rated for 500 mA at 24 VDC switching voltage. The part is classified as obsolete, making identification of active substitute components essential for system continuity and procurement planning. Equivalent parts must maintain electrical compatibility across coil voltage, contact rating, and switching specifications while meeting current manufacturing standards.
Substiute Parts
Key Parameters
| Parameter | Value |
|---|---|
| Manufacturer Part Number | 7101-24-1011 |
| Manufacturer | Coto Technology |
| Series | 7000 |
| Product Status | Obsolete |
| Coil Voltage | 24 VDC |
| Contact Form | SPST-NO (1 Form A) |
| Contact Rating (Current) | 500 mA |
| Switching Voltage | 200 VAC, 200 VDC Max |
| Coil Current | 5.7 mA |
| Coil Type | Non Latching |
| Mounting Type | Through Hole |
| Termination Style | PC Pin |
| Operating Temperature Range | -20°C to 85°C |
| Coil Resistance | 4.2 kΩ |
| RoHS Status | RoHS Compliant |
| MSL Rating | 1 (Unlimited) |
Substitute Part Grouping Explanation
Substitution for the 7101-24-1011 is based on maintaining the following critical electrical and mechanical parameters:
Primary Substitution Criteria:
- Coil voltage matching at 24 VDC
- Contact form SPST-NO configuration
- Contact current rating of 500 mA minimum
- Switching voltage capability of 200 VAC / 200 VDC
- Through-hole PC pin termination
- Non-latching coil operation
The TE Connectivity Potter & Brumfield Relays V23100V4024A011 satisfies all primary electrical requirements while providing an active product status and extended temperature operating range. This component maintains form, fit, and function compatibility within the specified parameter envelope.
Parameter Comparison
| Parameter | Coto 7101-24-1011 | TE V23100V4024A011 |
|---|---|---|
| Coil Voltage | 24 VDC | 24 VDC |
| Contact Form | SPST-NO (1 Form A) | SPST-NO (1 Form A) |
| Contact Rating (Current) | 500 mA | 500 mA |
| Switching Voltage | 200 VAC, 200 VDC Max | 200 VAC, 200 VDC Max |
| Coil Type | Non Latching | Non Latching |
| Mounting Type | Through Hole | Through Hole |
| Termination Style | PC Pin | PC Pin |
| Coil Current | 5.7 mA | 12 mA |
| Operating Temperature Range | -20°C to 85°C | -40°C to 85°C |
| Coil Resistance | 4.2 kΩ | 2 kΩ |
| Must Operate Voltage | 18 VDC | 16.8 VDC |
| Must Release Voltage | 2 VDC | 3.6 VDC |
| Operate Time | 1 ms | 0.75 ms |
| Release Time | 0.1 ms | 0.15 ms |
| Product Status | Obsolete | Active |
| RoHS Status | RoHS Compliant | RoHS Compliant |
Engineering Selection Recommendations
The TE Connectivity Potter & Brumfield Relays V23100V4024A011 is the qualified substitute for the obsolete Coto Technology 7101-24-1011. Selection is supported by:
- Active product status with current manufacturing availability
- Full compliance with RoHS and ECCN EAR99 classification
- Identical coil voltage, contact form, current rating, and switching voltage specification
- Enhanced operating temperature range (-40°C to 85°C vs. -20°C to 85°C)
- Through-hole PC pin mounting compatibility with existing PCB designs
Frequently Asked Questions (FAQ)
Q: Can the V23100V4024A011 directly replace the 7101-24-1011 in existing designs?
A: The V23100V4024A011 provides functional substitution across all critical electrical parameters: 24 VDC coil voltage, SPST-NO contact form, 500 mA contact rating, and 200 VAC/200 VDC switching voltage. Pin configuration and through-hole termination are identical, enabling direct PCB mounting without layout modification.
Q: What differences exist between the coil characteristics?
A: The V23100V4024A011 has a coil current of 12 mA compared to 5.7 mA in the 7101-24-1011, and a lower coil resistance of 2 kΩ versus 4.2 kΩ. Both maintain non-latching operation. Circuit designs utilizing series resistors or current-limiting supply regulation must account for increased coil current draw.
Q: Are there timing differences between these relays?
A: The V23100V4024A011 exhibits faster operation at 0.75 ms versus 1 ms, and slightly longer release time at 0.15 ms versus 0.1 ms. These differences are within typical relay tolerance and do not affect standard switching applications. Critical timing applications must evaluate the specific performance requirements against both specifications.
Q: What packaging formats are available for the V23100V4024A011?
A: The V23100V4024A011 is supplied in tube packaging, standard for component procurement. The 7101-24-1011 original packaging format is not specified in available data. Confirm packaging requirements with procurement specifications before ordering.
Q: Does the extended temperature range of the substitute affect reliability?
A: The V23100V4024A011 operating range of -40°C to 85°C exceeds the 7101-24-1011 specification of -20°C to 85°C. This represents enhanced environmental capability and does not restrict use in applications within the original temperature envelope.
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