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Equivalent & Substitute Parts for 34CMSP11B2M7RT
Part Overview
The 34CMSP11B2M7RT is a toggle switch manufactured by Grayhill Inc., classified as an SPDT (Single Pole Double Throw) switch with On-On functionality. This through-hole, right-angle vertical mounted component operates at 0.4VA across 20V AC/DC ratings with a standard round brass chrome-plated actuator. The part is Active in product status and ROHS3 compliant, making it suitable for applications requiring low-voltage switching with sealed terminal construction.
Substitute parts are identified when equivalent electrical and mechanical parameters align with the main part's core specifications, enabling direct functional replacement in circuit designs while maintaining performance requirements.
Substiute Parts
Key Parameters
| Parameter | Value |
|---|---|
| Manufacturer Part Number | 34CMSP11B2M7RT |
| Manufacturer | Grayhill Inc. |
| Series | 34C |
| Circuit Configuration | SPDT |
| Switch Function | On-On |
| Mounting Type | Through Hole, Right Angle, Vertical |
| Current Rating | 0.4VA (AC/DC) |
| Voltage Rating - AC | 20 V |
| Voltage Rating - DC | 20 V |
| Actuator Type | Standard Round |
| Termination Style | PC Pin |
| Operating Temperature Range | -30°C ~ 85°C |
| RoHS Status | ROHS3 Compliant |
| Product Status | Active |
Substitute Part Grouping Explanation
Substitute parts for the 34CMSP11B2M7RT are identified based on the following core electrical and mechanical parameters:
Primary Substitution Criteria:
- Circuit configuration: SPDT topology
- Switch function: On-On operation
- Mounting method: Through Hole, Right Angle, Vertical orientation
- Termination style: PC Pin connection
- Actuator type: Standard Round
- Operating temperature range: -30°C ~ 85°C
- Material composition: Brass, Chrome Plated actuator
- Sealed terminal construction: Epoxy sealed terminals
- Compliance: ROHS3 compliant, REACH unaffected
Voltage and Current Considerations: Substitute parts identified operate at higher voltage and current ratings than the main part (3A at 120V AC / 28V DC versus 0.4VA at 20V AC/DC). These substitutes are electrically compatible for applications requiring the 34CMSP11B2M7RT specifications, as higher-rated components function within lower-demand circuit requirements.
Parameter Comparison
| Parameter | 34CMSP11B2M7RT (Grayhill) | 200AWMSP1T1A1M7QE (E-Switch) | 200MSP1T3B4M7QE (E-Switch) |
|---|---|---|---|
| Circuit Configuration | SPDT | SPDT | SPDT |
| Switch Function | On-On | On-On | On-On |
| Mounting Type | Through Hole, Right Angle, Vertical | Through Hole, Right Angle, Vertical | Through Hole, Right Angle, Vertical |
| Current Rating | 0.4VA (AC/DC) | 3A (AC/DC) | 3A (AC/DC) |
| Voltage Rating - AC | 20 V | 120 V | 120 V |
| Voltage Rating - DC | 20 V | 28 V | 28 V |
| Actuator Type | Standard Round | Standard Round | Standard Round |
| Actuator Length | 9.40mm | 10.16mm | 7.37mm |
| Termination Style | PC Pin | PC Pin | PC Pin |
| Operating Temperature | -30°C ~ 85°C | -30°C ~ 85°C | -30°C ~ 85°C |
| Actuator Material | Brass, Chrome Plated | Brass, Chrome Plated | Brass, Chrome Plated |
| Electrical Life | 30,000 Cycles | 50,000 Cycles | 30,000 Cycles |
| Illumination | Non-Illuminated | Non-Illuminated | Non-Illuminated |
| Features | Epoxy Sealed Terminals | Epoxy Sealed Terminals | Epoxy Sealed Terminals |
| RoHS Status | ROHS3 Compliant | ROHS3 Compliant | ROHS3 Compliant |
| MSL Rating | 1 (Unlimited) | 1 (Unlimited) | 1 (Unlimited) |
| REACH Status | REACH Unaffected | REACH Unaffected | REACH Unaffected |
Engineering Selection Recommendations
Compliance and Product Status: All identified substitute parts maintain Active product status and ROHS3 compliance, ensuring long-term availability and regulatory alignment with the 34CMSP11B2M7RT. Both E-Switch alternatives carry REACH Unaffected designation, matching the environmental compliance profile of the main part.
Electrical Compatibility: The 200AWMSP1T1A1M7QE and 200MSP1T3B4M7QE operate at higher electrical ratings (3A, 120V AC / 28V DC) compared to the main part (0.4VA, 20V AC/DC). These higher ratings provide operational margin within applications designed for the 34CMSP11B2M7RT specifications.
Mechanical Compatibility: All substitute parts share identical mounting orientation (Through Hole, Right Angle, Vertical), termination style (PC Pin), and actuator material (Brass, Chrome Plated). Actuator length variations exist: 200AWMSP1T1A1M7QE measures 10.16mm, 200MSP1T3B4M7QE measures 7.37mm, and the main part measures 9.40mm. Panel cutout dimensions and bushing thread specifications must be verified for mechanical fit in specific applications.
Electrical Life Consideration: The 200AWMSP1T1A1M7QE provides extended electrical life at 50,000 cycles versus 30,000 cycles for both the main part and 200MSP1T3B4M7QE, offering enhanced durability in high-cycle applications.
Ingress Protection: The 200AWMSP1T1A1M7QE includes IP67 rating (Dust Tight, Waterproof), providing enhanced environmental protection compared to the main part and 200MSP1T3B4M7QE, which carry no specified ingress protection rating.
Frequently Asked Questions (FAQ)
Q: Can the 200AWMSP1T1A1M7QE directly replace the 34CMSP11B2M7RT in all applications?
A: The 200AWMSP1T1A1M7QE shares identical circuit configuration (SPDT), switch function (On-On), mounting type (Through Hole, Right Angle, Vertical), and termination style (PC Pin). The higher electrical ratings (3A, 120V AC / 28V DC) are compatible with applications designed for 0.4VA at 20V. Actuator length difference (10.16mm versus 9.40mm) requires verification against panel cutout specifications.
Q: What is the primary difference between the two E-Switch substitutes?
A: Both 200AWMSP1T1A1M7QE and 200MSP1T3B4M7QE share identical electrical ratings and circuit configuration. The 200AWMSP1T1A1M7QE provides IP67 ingress protection and 50,000-cycle electrical life, while the 200MSP1T3B4M7QE offers a shorter actuator (7.37mm versus 10.16mm) and standard electrical life (30,000 cycles). Selection depends on environmental protection and actuator length requirements.
Q: Are all substitute parts ROHS3 compliant?
A: Yes. The 34CMSP11B2M7RT, 200AWMSP1T1A1M7QE, and 200MSP1T3B4M7QE are all ROHS3 compliant with MSL rating of 1 (Unlimited) and REACH Unaffected status, ensuring regulatory alignment across all options.
Q: What actuator length considerations apply to substitution?
A: The main part 34CMSP11B2M7RT has a 9.40mm actuator. The 200AWMSP1T1A1M7QE measures 10.16mm (0.76mm longer), and the 200MSP1T3B4M7QE measures 7.37mm (2.03mm shorter). Panel cutout dimensions and mechanical clearance specifications must be reviewed to confirm fit within the target application.
Q: Do all parts operate across the same temperature range?
A: Yes. The 34CMSP11B2M7RT, 200AWMSP1T1A1M7QE, and 200MSP1T3B4M7QE all operate across -30°C to 85°C, ensuring thermal compatibility across all identified substitutes.
Q: What is the significance of the 50,000-cycle rating on the 200AWMSP1T1A1M7QE?
A: The 200AWMSP1T1A1M7QE provides extended electrical life at 50,000 cycles compared to 30,000 cycles for the main part and the alternative E-Switch option. This extended rating applies to applications requiring higher switching frequency or longer operational life expectations.
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