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TQ2SS-6V-Z Equivalent & Substitute Parts
Part Overview
The TQ2SS-6V-Z is an active telecom relay manufactured by Panasonic Electric Works, configured as a DPDT (2 Form C) surface mount component with 2A contact rating and 6VDC coil voltage. This relay is designed for telecommunications applications requiring dual-pole, dual-throw switching functionality in compact surface mount packages. Substitute parts are identified to provide alternative sourcing options when the primary part number becomes unavailable or when inventory constraints require component alternatives that maintain electrical and mechanical compatibility.
Substiute Parts
Key Parameters
| Parameter | Value |
|---|---|
| Manufacturer Part Number | TQ2SS-6V-Z |
| Manufacturer | Panasonic Electric Works |
| Relay Type | Telecom |
| Contact Form | DPDT (2 Form C) |
| Coil Voltage | 6VDC |
| Contact Rating (Current) | 2 A |
| Switching Voltage | 125VAC, 220VDC - Max |
| Coil Current | 23.3 mA |
| Coil Resistance | 257 Ohms |
| Mounting Type | Surface Mount |
| Termination Style | Gull Wing |
| Operating Temperature Range | -40°C ~ 85°C |
| Must Operate Voltage | 4.5 VDC |
| Must Release Voltage | 0.6 VDC |
| Operate Time | 4 ms |
| Release Time | 4 ms |
| Contact Material | Silver Nickel (AgNi), Gold (Au) |
| Coil Type | Non Latching |
| RoHS Status | RoHS Compliant |
| Product Status | Active |
Substitute Part Grouping Explanation
Substitution eligibility for the TQ2SS-6V-Z is determined by strict alignment of the following critical parameters:
Mandatory Matching Parameters:
- Contact Form: DPDT (2 Form C)
- Coil Voltage: 6VDC
- Contact Rating (Current): 2 A
- Mounting Type: Surface Mount
- Termination Style: Gull Wing
- Coil Type: Non Latching
- Coil Resistance: 257 Ohms
- Must Operate Voltage: 4.5 VDC
- Must Release Voltage: 0.6 VDC
- Operating Temperature Range: -40°C ~ 85°C
Allowable Parameter Variations:
- Switching Voltage: May exceed minimum specification (125VAC, 220VDC)
- Operate/Release Time: May be equal to or faster than specified (4 ms)
- Contact Material: Alternative compositions acceptable if electrically equivalent
- Seal Rating: Enhanced sealing (hermetic) acceptable
- Packaging: Different packaging formats (Tape & Reel vs. Cut Tape) acceptable for equivalent parts
The IM04GR from TE Connectivity Potter & Brumfield Relays qualifies as a substitute based on full alignment of all mandatory parameters while offering improved switching voltage capability (250VAC) and faster switching times (3 ms operate/release).
Parameter Comparison
| Parameter | TQ2SS-6V-Z (Panasonic) | IM04GR (TE Connectivity) |
|---|---|---|
| Contact Form | DPDT (2 Form C) | DPDT (2 Form C) |
| Coil Voltage | 6VDC | 6VDC |
| Contact Rating (Current) | 2 A | 2 A |
| Switching Voltage | 125VAC, 220VDC - Max | 250VAC, 220VDC - Max |
| Coil Current | 23.3 mA | 23.3 mA |
| Coil Resistance | 257 Ohms | 257 Ohms |
| Mounting Type | Surface Mount | Surface Mount |
| Termination Style | Gull Wing | Gull Wing |
| Must Operate Voltage | 4.5 VDC | 4.5 VDC |
| Must Release Voltage | 0.6 VDC | 0.6 VDC |
| Operate Time | 4 ms | 3 ms |
| Release Time | 4 ms | 3 ms |
| Operating Temperature Range | -40°C ~ 85°C | -40°C ~ 85°C |
| Contact Material | Silver Nickel (AgNi), Gold (Au) | Palladium (Pd), Ruthenium (Ru), Gold (Au) |
| Coil Type | Non Latching | Non Latching |
| Seal Rating | Not specified | Sealed - Hermetically |
| RoHS Status | RoHS Compliant | ROHS3 Compliant |
| Packaging | Tape & Reel (TR) | Cut Tape (CT) |
Engineering Selection Recommendations
Both the TQ2SS-6V-Z and IM04GR maintain active product status with current manufacturing support. The TQ2SS-6V-Z is RoHS Compliant, while the IM04GR achieves ROHS3 Compliant status, representing enhanced environmental compliance. Both components carry EAR99 ECCN classification and identical HTSUS codes (8536.41.0020), confirming regulatory equivalence for export and trade purposes.
The IM04GR offers enhanced performance characteristics including higher switching voltage capability (250VAC vs. 125VAC) and faster switching response (3 ms vs. 4 ms operate/release times). The hermetic seal rating on the IM04GR provides superior environmental protection compared to the unspecified seal rating of the TQ2SS-6V-Z. Component selection should be based on application-specific requirements for switching voltage, environmental sealing, and switching speed performance.
Frequently Asked Questions (FAQ)
Q: Can IM04GR replace TQ2SS-6V-Z in existing designs?
A: Yes. The IM04GR meets all mandatory electrical and mechanical parameters of the TQ2SS-6V-Z, including coil voltage (6VDC), contact form (DPDT), current rating (2A), coil resistance (257 Ohms), and operating temperature range (-40°C ~ 85°C). Both components use identical gull wing termination for surface mount assembly.
Q: What are the key differences between these parts?
A: The IM04GR provides higher switching voltage capability (250VAC vs. 125VAC maximum), faster switching times (3 ms vs. 4 ms), hermetic sealing, and enhanced RoHS3 compliance. These represent performance improvements rather than compatibility limitations.
Q: Are packaging differences significant for substitution?
A: Packaging format differences (Tape & Reel vs. Cut Tape) do not affect electrical or mechanical compatibility. Packaging selection is determined by assembly process requirements and inventory management practices rather than component functionality.
Q: Do contact material differences affect substitution eligibility?
A: Contact material composition differences (Silver Nickel/Gold vs. Palladium/Ruthenium/Gold) do not prevent substitution when both materials meet the electrical requirements of the application. Material selection affects contact wear characteristics and environmental resistance rather than baseline switching capability.
Q: What compliance certifications apply to both parts?
A: Both TQ2SS-6V-Z and IM04GR carry EAR99 ECCN classification and identical HTSUS codes (8536.41.0020). The IM04GR achieves ROHS3 Compliant status while the TQ2SS-6V-Z is RoHS Compliant. Both are active products with current manufacturing support.
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