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TE Connectivity Potter & Brumfield Relays 9-1393224-3 Equivalent & Substitute Parts
Part Overview
The TE Connectivity Potter & Brumfield Relays 9-1393224-3 is a general purpose relay with SPST-NC (1 Form B) contact configuration, rated for 9VDC coil operation and 8A contact current at 400VAC maximum switching voltage. This component features through-hole mounting with PC pin termination and sealed flux protection.
The 9-1393224-3 carries an obsolete product status. Identification of equivalent substitute parts is necessary to maintain design continuity and ensure procurement availability for applications requiring this relay specification.
Substiute Parts
Key Parameters
| Parameter | Value |
|---|---|
| Coil Voltage | 9VDC |
| Contact Form | SPST-NC (1 Form B) |
| Contact Rating (Current) | 8 A |
| Switching Voltage (Max) | 400VAC |
| Coil Current | 28.1 mA |
| Mounting Type | Through Hole |
| Termination Style | PC Pin |
| Coil Resistance | 320 Ohms |
| Operating Temperature Range | -40°C to 70°C |
| Seal Rating | Sealed - Flux Protection |
Substitute Part Grouping Explanation
Substitution of the obsolete 9-1393224-3 is determined by strict equivalence across the following critical parameters:
- Coil Voltage: 9VDC (exact match required)
- Contact Form: SPST-NC (1 Form B) (exact match required)
- Contact Rating (Current): 8 A (exact match required)
- Switching Voltage: 400VAC maximum (exact match required)
- Coil Current: 28.1 mA (exact match required)
- Mounting Type: Through Hole (exact match required)
- Termination Style: PC Pin (exact match required)
- Coil Resistance: 320 Ohms (exact match required)
- Operating Temperature Range: -40°C to 70°C (exact match required)
- Seal Rating: Sealed - Flux Protection (exact match required)
The substitute part RY551009 meets all critical electrical and mechanical parameters required for direct substitution in applications currently utilizing the 9-1393224-3.
Parameter Comparison
| Parameter | 9-1393224-3 (Main Part) | RY551009 (Substitute) |
|---|---|---|
| Manufacturer | TE Connectivity Potter & Brumfield Relays | TE Connectivity Potter & Brumfield Relays |
| Series | RY, SCHRACK | RY, SCHRACK |
| Product Status | Obsolete | Active |
| Coil Voltage | 9VDC | 9VDC |
| Contact Form | SPST-NC (1 Form B) | SPST-NC (1 Form B) |
| Contact Rating (Current) | 8 A | 8 A |
| Switching Voltage (Max) | 400VAC | 400VAC |
| Coil Current | 28.1 mA | 28.1 mA |
| Coil Type | Non Latching | Non Latching |
| Mounting Type | Through Hole | Through Hole |
| Termination Style | PC Pin | PC Pin |
| Seal Rating | Sealed - Flux Protection | Sealed - Flux Protection |
| Coil Resistance | 320 Ohms | 320 Ohms |
| Must Operate Voltage | 6.3 VDC | 6.3 VDC |
| Must Release Voltage | 0.9 VDC | 0.9 VDC |
| Operate Time | 9 ms | 9 ms |
| Release Time | 5 ms | 5 ms |
| Operating Temperature Range | -40°C to 70°C | -40°C to 70°C |
| Relay Type | General Purpose | General Purpose |
| RoHS Status | Not specified | RoHS Compliant |
| ECCN | EAR99 | EAR99 |
Engineering Selection Recommendations
The RY551009 is the direct substitute for the obsolete 9-1393224-3. Both components are manufactured by TE Connectivity Potter & Brumfield Relays within the RY/SCHRACK series and share identical electrical and mechanical specifications across all critical parameters.
The RY551009 carries active product status, ensuring ongoing availability and supply chain continuity. The substitute part is RoHS compliant, providing enhanced environmental compliance compared to the original part specification. All functional parameters, including coil voltage, contact configuration, current rating, switching voltage, timing characteristics, and operating temperature range, are identical between the two components.
The through-hole mounting configuration and PC pin termination style are preserved in the substitute part, enabling direct board-level replacement without design modification.
Frequently Asked Questions (FAQ)
Q: Can the RY551009 be used as a direct replacement for the 9-1393224-3 in existing designs?
A: Yes. The RY551009 meets all electrical and mechanical specifications of the 9-1393224-3, including coil voltage, contact form, current rating, switching voltage, coil current, mounting type, and termination style. Direct substitution is supported without circuit modification.
Q: What is the primary reason for substituting the 9-1393224-3?
A: The 9-1393224-3 carries obsolete product status. The RY551009 is the active equivalent part from the same manufacturer and series, ensuring procurement availability and supply chain continuity.
Q: Are there any differences in package dimensions or pin configuration between these parts?
A: Both parts feature through-hole mounting with PC pin termination. No package or pin configuration differences are specified in the provided parameters.
Q: Does the RY551009 offer any compliance advantages over the 9-1393224-3?
A: The RY551009 is RoHS compliant, whereas the RoHS status of the 9-1393224-3 is not specified. Both parts carry the same ECCN classification (EAR99).
Q: Are the coil resistance and operating characteristics identical?
A: Yes. The coil resistance (320 Ohms), coil current (28.1 mA), must operate voltage (6.3 VDC), must release voltage (0.9 VDC), operate time (9 ms), and release time (5 ms) are identical between both parts.
Q: What is the operating temperature range for both relays?
A: Both the 9-1393224-3 and RY551009 operate across the temperature range of -40°C to 70°C.
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