GLAC01A1B Equivalent & Substitute Parts Reference

Part Overview

The GLAC01A1B is a snap action switch manufactured by Honeywell Sensing and Productivity Solutions, classified as an SPDT (Single Pole Double Throw) chassis mount switch. This component is designed for applications requiring reliable switching at 6A AC (120V) or 550mA DC (125V) with IP67 ingress protection. The switch features a side rotary roller actuator and screw terminal connections, making it suitable for industrial control and safety applications.

The GLAC01A1B maintains Active product status with 1,060 units in current inventory. This reference document addresses component selection when equivalent or substitute parts are required due to supply constraints, design optimization, or application-specific requirements.

Substiute Parts

GLAC01A1B

Honeywell Sensing and Productivity SolutionsIn Stock: 1139GLAC01A1B Datasheet

Current PartRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitute parts for the GLAC01A1B must satisfy the following critical parameters to ensure functional equivalence:

Electrical Compatibility Requirements:

• Circuit configuration must be SPDT
• Current rating must support minimum 6A AC at 120V
• DC rating must support minimum 550mA at 125V
• Switch function must be On-Momentary operation

Mechanical Compatibility Requirements:

• Actuator type must be side rotary with roller mechanism
• Mounting configuration must be chassis mount
• Termination must be screw terminal style
• Ingress protection must meet or exceed IP67

Environmental & Operational Requirements:

• Operating temperature range must encompass -25°C to 85°C
• Mechanical life must meet or exceed 15,000,000 cycles
• Operating force specification must be 33gfm
• Actuator geometry (26° operating position, 26° pretravel, 12° differential travel, 59° overtravel) must be maintained

Compliance Requirements:

• RoHS Compliant status required
• MSL rating must be 1 or equivalent

No substitute parts meeting all specified parameters have been provided in the input data. Any future substitute candidates must match all electrical, mechanical, and environmental specifications listed above.

Parameter Comparison

Engineering Selection Recommendations

Component selection for GLAC01A1B equivalents must be based on the following engineering criteria:

Product Status Consideration: The GLAC01A1B maintains Active status with current manufacturing support from Honeywell. When substitute parts are evaluated, preference should be given to components with equivalent Active status to ensure long-term availability and consistent quality.

Compliance & Certification: All substitute candidates must maintain RoHS Compliant certification to satisfy regulatory requirements in target markets. MSL 1 rating ensures unlimited shelf life without moisture sensitivity constraints, a critical factor for inventory management and supply chain flexibility.

Electrical Performance Matching: Substitute parts must not reduce electrical performance specifications. The 6A AC / 120V and 550mA DC / 125V ratings represent the minimum acceptable performance envelope. Components with higher ratings are acceptable provided mechanical and environmental specifications remain equivalent.

Mechanical Interface Integrity: The chassis mount configuration with screw terminals is integral to the installation methodology. Substitutes must maintain identical mounting footprint and connection interface to prevent redesign requirements in existing applications.

Environmental Robustness: IP67 ingress protection and -25°C to 85°C operating range are mandatory for applications in industrial environments. These specifications cannot be compromised without application re-evaluation.

Actuator Geometry Consistency: The specific actuator parameters (26° operating position, 26° pretravel, 12° differential travel, 59° overtravel) and 33gfm operating force define the switch's response characteristics. Mechanical equivalence requires these parameters to be maintained within the specified tolerances.

Frequently Asked Questions (FAQ)

Q: What defines a valid substitute for the GLAC01A1B?

A: A valid substitute must match all specified electrical ratings (6A AC/120V, 550mA DC/125V), maintain SPDT circuit configuration with On-Momentary function, feature identical side rotary roller actuator with chassis mount configuration, provide IP67 ingress protection, support -25°C to 85°C operation, achieve 15,000,000 mechanical cycles, and maintain RoHS Compliant status.

Q: Can a switch with higher current or voltage ratings be used as a substitute?

A: Yes. Substitute parts with equal or higher electrical ratings are acceptable provided all other mechanical, environmental, and operational specifications remain equivalent to the GLAC01A1B. Reduced ratings are not acceptable.

Q: Is the side rotary roller actuator type critical for substitution?

A: Yes. The actuator type directly affects mechanical engagement, operating force, and response characteristics. The side rotary roller mechanism is specific to this application and cannot be substituted with alternative actuator types without application re-evaluation.

Q: What is the significance of the IP67 rating?

A: IP67 provides dust-tight and waterproof protection, essential for industrial control environments. Substitute parts must maintain this ingress protection level to ensure reliability in the intended application environment.

Q: Can the operating temperature range be reduced in a substitute part?

A: No. The -25°C to 85°C operating range is a mandatory specification. Substitute parts must support the full temperature envelope to ensure consistent performance across all operating conditions.

Q: What role does mechanical life specification play in substitution?

A: The 15,000,000 cycle mechanical life rating defines the expected service life for industrial applications. Substitute parts must meet or exceed this specification to maintain equivalent reliability and maintenance intervals.

Q: Are there packaging considerations for the GLAC01A1B?

A: The GLAC01A1B is supplied in Bulk packaging. Substitute parts should maintain equivalent packaging methodology to ensure compatibility with existing procurement and inventory management processes.

Q: Why is RoHS Compliance mandatory for substitutes?

A: RoHS Compliance is a regulatory requirement in most target markets. All substitute candidates must maintain this certification to satisfy legal and contractual obligations in the supply chain.

Q: How does MSL 1 rating affect substitute selection?

A: MSL 1 (Unlimited) indicates no moisture sensitivity constraints, allowing unlimited shelf life without special storage requirements. Substitute parts should maintain equivalent MSL ratings to prevent additional handling and storage complexity.

Q: What is the importance of screw terminal termination style?

A: Screw terminal connections provide reliable, field-serviceable electrical connections suitable for industrial applications. This termination style is integral to the installation methodology and cannot be substituted without affecting installation procedures and reliability.