SX0792 Toggle Switch SPDT Equivalent & Substitute Parts

Part Overview

The SX0792 is a panel-mount toggle switch manufactured by Bulgin, featuring SPDT (Single Pole Double Throw) circuitry with momentary-off-momentary (Mom-Off-Mom) switching function. Rated for 10A at 250V AC and 28V DC, this component is classified as obsolete. Due to its discontinued status, identifying functionally equivalent substitute parts is essential for system redesign, maintenance, and procurement planning.

Substiute Parts

SX0792

BulginIn Stock: 793SX0792 Datasheet

Current PartRFQ

GTS447G101HR

CW IndustriesIn Stock: 9615GTS447G101HR Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitute parts for the SX0792 are identified based on the following critical parameters that determine functional equivalence:

Core Compatibility Criteria:

• Circuit configuration: SPDT
• Switch function: Mom-Off-Mom
• Mounting type: Panel Mount
• Actuator type: Standard Round
• Panel cutout compatibility: Circular aperture within acceptable tolerance
• Current rating: Equal to or greater than 10A
• Voltage rating: AC rating equal to or greater than 250V
• Compliance: ROHS3 and REACH status alignment

The GTS447G101HR from CW Industries meets these substitution criteria with enhanced electrical specifications and improved environmental protection ratings.

Parameter Comparison

Engineering Selection Recommendations

The GTS447G101HR qualifies as a functional substitute for the SX0792 based on matching circuit topology, switch function, and mounting configuration. Both components maintain ROHS3 compliance and REACH unaffected status, ensuring regulatory alignment.

Key Considerations for Selection:

The substitute part provides superior electrical ratings (16A at 277V AC versus 10A at 250V AC), making it suitable for applications requiring the original SX0792 specifications. The GTS447G101HR includes IP56 ingress protection and documented 10,000-cycle electrical life, neither of which are specified for the SX0792.

Termination Compatibility: The SX0792 uses screw terminals while the GTS447G101HR employs quick-connect 0.250" (6.3mm) terminals. This difference requires modification to the wiring harness or connector interface during substitution.

Temperature Operating Range: The GTS447G101HR operates from 0°C to 85°C, compared to the SX0792 range of -20°C to 85°C. Applications requiring operation below 0°C must retain the original component or identify alternative substitutes with extended low-temperature ratings.

Actuator Length Variance: The SX0792 actuator measures 20.20mm while the GTS447G101HR measures 17.50mm. Panel geometry and operator interface clearance must be verified before substitution.

Frequently Asked Questions (FAQ)

Q: Can the GTS447G101HR directly replace the SX0792 without modification?

A: Direct mechanical and electrical replacement is possible for the core switching function. However, the termination style differs (screw terminal versus quick-connect), requiring wiring harness adaptation. Panel cutout dimensions are compatible within standard manufacturing tolerances.

Q: What is the significance of the higher current and voltage ratings on the GTS447G101HR?

A: The substitute part is rated for 16A at 277V AC, exceeding the SX0792 specifications of 10A at 250V AC. This provides design margin and allows the substitute to function in applications originally specified for the SX0792 without derating concerns.

Q: Does the operating temperature range difference affect substitution suitability?

A: The GTS447G101HR operates from 0°C to 85°C, while the SX0792 operates from -20°C to 85°C. If the application requires operation below 0°C, the substitute is not suitable. Verify the actual operating environment before proceeding with substitution.

Q: What is IP56 ingress protection, and does it matter for my application?

A: IP56 rating indicates dust protection and water resistance. The SX0792 does not specify an ingress protection rating. If the application environment involves moisture or particulate exposure, the GTS447G101HR provides enhanced protection. For dry indoor environments, this feature may not be critical.

Q: Are there packaging or inventory considerations?

A: The SX0792 is available in limited quantities (732 pcs) as obsolete stock. The GTS447G101HR is actively manufactured with 9,537 pcs in stock, ensuring long-term availability and supply chain reliability for new designs or production runs.

Q: How do the electrical life specifications compare?

A: The SX0792 does not specify electrical life cycles. The GTS447G101HR is rated for 10,000 cycles, providing documented reliability data for design validation and maintenance planning.