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Equivalent & Substitute Parts for 34ADP34B1M2RT
Part Overview
The 34ADP34B1M2RT is a toggle switch manufactured by Grayhill Inc., classified as a DPDT (Double Pole Double Throw) panel mount switch with a rated capacity of 0.4VA at 20V. This switch features a standard round actuator with a 16.26mm length and operates across a temperature range of -30°C to 85°C. The product is currently active and RoHS compliant, with an electrical life rating of 40,000 cycles.
Equivalent and substitute parts are identified to provide design flexibility, accommodate supply chain variations, and support component availability across different manufacturing environments. Substitutes must maintain compatibility with the core electrical and mechanical specifications required for DPDT panel mount toggle switch applications.
Substiute Parts
Key Parameters
| Parameter | Value | Criticality for Substitution |
|---|---|---|
| Circuit Configuration | DPDT | Critical |
| Switch Function | On-Off-On | Critical |
| Current Rating | 0.4VA (AC/DC) | Critical |
| Voltage Rating - AC | 20V | Critical |
| Voltage Rating - DC | 20V | Critical |
| Mounting Type | Panel Mount | Critical |
| Panel Cutout Dimensions | Circular - 6.35mm Dia | Critical |
| Bushing Thread | 1/4-40 | Critical |
| Termination Style | PC Pin | Critical |
| Operating Temperature Range | -30°C ~ 85°C | Important |
| Electrical Life | 40,000 Cycles | Important |
| RoHS Status | RoHS Compliant | Important |
Substitute Part Grouping Explanation
Substitute parts for the 34ADP34B1M2RT are identified based on strict equivalence across electrical and mechanical parameters. The substitution logic is organized into two categories:
Category 1: Full Electrical and Mechanical Equivalents
Parts that maintain identical or superior electrical ratings, mechanical mounting specifications, and circuit configuration. These parts satisfy all critical parameters including DPDT circuit, 0.4VA current rating, 20V voltage rating, panel mount configuration with 6.35mm circular cutout, 1/4-40 bushing thread, and PC pin termination.
Category 2: Higher-Rated Alternatives
Parts that exceed the electrical specifications of the main part while maintaining mechanical compatibility. These parts are suitable for applications where higher current or voltage capacity is required, provided the mechanical interface remains compatible.
The following parameters determine substitution eligibility:
- Circuit configuration must be DPDT
- Switch function must be On-Off-On
- Mounting type must be Panel Mount
- Panel cutout dimensions must be Circular - 6.35mm Dia
- Bushing thread must be 1/4-40
- Termination style must be PC Pin
- Operating temperature range must encompass -30°C ~ 85°C
Parameter Comparison
| Parameter | 34ADP34B1M2RT (Grayhill) | 100DP3T1B1M2REH (E-Switch) | 7203SYCQE (C&K) |
|---|---|---|---|
| Manufacturer | Grayhill Inc. | E-Switch | C&K |
| Series | 34A | 100 | 7000 |
| Circuit Configuration | DPDT | DPDT | DPDT |
| Switch Function | On-Off-On | On-Off-On | On-Off-On |
| Current Rating | 0.4VA (AC/DC) | 0.4VA (AC/DC) | 5A (AC/DC) |
| Voltage Rating - AC | 20V | 20V | 120V |
| Voltage Rating - DC | 20V | 20V | 28V |
| Mounting Type | Panel Mount | Panel Mount | Panel Mount |
| Actuator Type | Standard Round | Standard Round | Standard Round |
| Actuator Length | 16.26mm | 10.41mm | 10.67mm |
| Panel Cutout Dimensions | Circular - 6.35mm Dia | Circular - 6.35mm Dia | Circular - 6.35mm Dia |
| Bushing Thread | 1/4-40 | 1/4-40 | 1/4-40 |
| Termination Style | PC Pin | PC Pin | PC Pin |
| Operating Temperature | -30°C ~ 85°C | -30°C ~ 85°C | -30°C ~ 85°C |
| Electrical Life | 40,000 Cycles | 40,000 Cycles | 40,000 Cycles |
| RoHS Status | RoHS Compliant | ROHS3 Compliant | ROHS3 Compliant |
| REACH Status | REACH Unaffected | REACH Unaffected | REACH Affected |
| Product Status | Active | Active | Active |
Engineering Selection Recommendations
100DP3T1B1M2REH (E-Switch)
This part is a direct electrical and mechanical equivalent to the 34ADP34B1M2RT. Both parts maintain identical current ratings (0.4VA), voltage ratings (20V AC/DC), circuit configuration (DPDT), and mechanical interface specifications. The 100DP3T1B1M2REH is ROHS3 compliant and REACH unaffected, matching the regulatory status of the main part. The primary difference is actuator length (10.41mm versus 16.26mm), which may affect panel aesthetics but does not impact electrical function or mechanical mounting compatibility. This part is suitable for direct substitution in applications where the shorter actuator length is acceptable.
7203SYCQE (C&K)
This part exceeds the electrical specifications of the 34ADP34B1M2RT, with a current rating of 5A and voltage ratings of 120V AC and 28V DC. While the circuit configuration (DPDT), switch function (On-Off-On), and mechanical interface (panel mount, 6.35mm cutout, 1/4-40 bushing) are compatible, the higher electrical ratings indicate this part is designed for higher-power applications. The 7203SYCQE is ROHS3 compliant but REACH affected, which may introduce regulatory considerations depending on application jurisdiction. This part is suitable for substitution only in applications where higher current and voltage capacity is required and regulatory compliance with REACH-affected components is acceptable.
Frequently Asked Questions (FAQ)
Q: Can the 100DP3T1B1M2REH replace the 34ADP34B1M2RT in all applications?
A: The 100DP3T1B1M2REH is electrically and mechanically equivalent for applications operating at or below 0.4VA and 20V. The primary consideration is actuator length: the 100DP3T1B1M2REH has a 10.41mm actuator compared to the 34ADP34B1M2RT's 16.26mm actuator. Panel cutout and bushing thread specifications are identical, ensuring mechanical compatibility. Verify that the shorter actuator length does not conflict with panel design or user interface requirements.
Q: Is the 7203SYCQE suitable as a direct replacement?
A: The 7203SYCQE is mechanically compatible but electrically over-specified. It is rated for 5A at 120V AC and 28V DC, compared to the 34ADP34B1M2RT's 0.4VA at 20V. Use the 7203SYCQE only when higher electrical capacity is required. Note that the 7203SYCQE is REACH affected, which may require additional compliance documentation depending on your application and market.
Q: What are the critical parameters that must match for substitution?
A: The following parameters must remain constant for substitution: DPDT circuit configuration, On-Off-On switch function, panel mount mounting type, 6.35mm circular panel cutout, 1/4-40 bushing thread, and PC pin termination style. Current and voltage ratings may be equal or higher. Operating temperature range must encompass -30°C to 85°C.
Q: Does actuator length affect electrical performance?
A: Actuator length does not affect electrical performance or switching characteristics. It is a mechanical parameter that influences panel aesthetics and user interface feel. Verify that the actuator length is compatible with your panel design and does not interfere with adjacent components or user access.
Q: What is the difference between RoHS and ROHS3 compliance?
A: Both RoHS and ROHS3 indicate compliance with Restriction of Hazardous Substances regulations. ROHS3 represents the current version of the directive. Both the 34ADP34B1M2RT (RoHS Compliant) and its substitutes (ROHS3 Compliant) meet hazardous substance restrictions and are suitable for regulated markets.
Q: How does REACH status affect part selection?
A: REACH (Registration, Evaluation, Authorization and Restriction of Chemicals) status indicates regulatory obligations in the European Union. The 34ADP34B1M2RT and 100DP3T1B1M2REH are REACH unaffected, requiring no additional REACH compliance documentation. The 7203SYCQE is REACH affected, which may require additional compliance verification if your application is subject to EU regulations.
Q: Are all substitute parts currently in stock?
A: Inventory status is subject to change. The 34ADP34B1M2RT has 786 units in stock, the 100DP3T1B1M2REH has 1401 units, and the 7203SYCQE has 950 units. Confirm current availability with your supplier before finalizing component selection.
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