Equivalent & Substitute Parts for Honeywell 102TL2841-1 Toggle Switch

Part Overview

The Honeywell 102TL2841-1 is a DPDT (Double Pole Double Throw) toggle switch rated for 100mA at 115V AC and 28V DC. This panel-mount switch features a flatted actuator, circular 12.40mm diameter panel cutout, and IWTS termination. The product is Active status and RoHS Compliant.

Substitute parts are identified when equivalent electrical and mechanical parameters allow direct replacement in the same application circuit and mounting configuration. The 102TL2841-1 has one qualified substitute based on matching circuit topology, panel mounting specifications, and environmental sealing requirements.

Substiute Parts

102TL2841-1

Honeywell Sensing and Productivity SolutionsIn Stock: 1079102TL2841-1 Datasheet

Current PartRFQ

32NT91-1

Honeywell Sensing and Productivity SolutionsIn Stock: 86532NT91-1 Datasheet

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Key Parameters

Substitute Part Grouping Explanation

The Honeywell 32NT91-1 qualifies as a substitute for the 102TL2841-1 based on the following matching parameters:

Matching Electrical Parameters:

• Circuit: DPDT (identical switching topology)
• Switch Function: On-Off-On (identical operational mode)
• Voltage Rating: 115V AC (main) to 125V AC (substitute) — within standard industrial voltage tolerance
• RoHS Compliance: Both parts are RoHS Compliant

Matching Mechanical Parameters:

• Mounting Type: Panel Mount (identical)
• Panel Cutout Dimensions: Circular 12.40mm Dia (identical)
• Bushing Thread: 15/32-32 (identical fastening)

Environmental Sealing:

• 102TL2841-1: Environment Sealed
• 32NT91-1: IP67/IP68 (Dust Tight, Waterproof) — provides equivalent or enhanced protection

Differences Requiring Application Review:

• Current Rating: 102TL2841-1 rated 100mA; 32NT91-1 rated 15A AC
• Voltage Rating - DC: 102TL2841-1 rated 28V DC; 32NT91-1 has no DC rating specified
• Actuator Type: 102TL2841-1 uses Flatted; 32NT91-1 uses Standard Round
• Actuator Length: 102TL2841-1 is 16.51mm; 32NT91-1 is 17.02mm
• Termination Style: 102TL2841-1 uses IWTS; 32NT91-1 uses Quick Connect 0.250"
• Operating Temperature: 102TL2841-1 is -65°C to 71°C; 32NT91-1 is -40°C to 71°C

Parameter Comparison

Engineering Selection Recommendations

Primary Selection (102TL2841-1): Use the 102TL2841-1 when the application requires 100mA maximum current at 115V AC or 28V DC operation. This part is Active status with 1068 units in stock. The flatted actuator and IWTS termination are specified for the original design. RoHS Compliance and EAR99 classification are confirmed.

Substitute Selection (32NT91-1): The 32NT91-1 is substitutable when the application circuit operates at 125V AC with current requirements up to 15A. This part is Active status with 817 units in stock. The enhanced IP67/IP68 ingress protection provides superior environmental sealing compared to the standard Environment Sealed rating of the main part. RoHS Compliance and EAR99 classification are confirmed.

Critical Differences Requiring Application Verification:

• The 32NT91-1 has no DC voltage rating specified; use only in AC applications
• Actuator geometry differs (Standard Round vs. Flatted); panel space and operator interface must accommodate the 17.02mm length versus 16.51mm
• Termination style differs (Quick Connect 0.250" vs. IWTS); wiring harness compatibility must be confirmed
• Operating temperature range is narrower on the substitute (-40°C vs. -65°C minimum)

Both parts are RoHS Compliant and carry EAR99 export classification, meeting standard regulatory requirements for industrial switching applications.

Frequently Asked Questions (FAQ)

Q: Can the 32NT91-1 directly replace the 102TL2841-1 in all applications?

A: No. While both parts share identical DPDT circuit topology, panel mounting dimensions, and bushing threads, critical differences exist. The 32NT91-1 lacks a specified DC voltage rating, making it unsuitable for 28V DC applications. Termination style differs (Quick Connect vs. IWTS), requiring harness compatibility verification. Actuator geometry and length differ, requiring panel space confirmation.

Q: What is the voltage compatibility between 115V and 125V ratings?

A: The 32NT91-1 rated at 125V AC exceeds the 102TL2841-1 requirement of 115V AC. In standard industrial practice, a 125V-rated component is compatible with 115V AC circuits. However, the reverse substitution (using a 115V-rated part in a 125V circuit) is not acceptable.

Q: Why does the 32NT91-1 have a higher current rating (15A vs. 100mA)?

A: The 32NT91-1 is designed for higher-power applications. A higher current rating does not prevent use in lower-current circuits; the component will operate safely at 100mA. However, the different termination style and actuator type must still be verified for mechanical and electrical compatibility.

Q: What does IP67/IP68 ingress protection mean compared to "Environment Sealed"?

A: IP67/IP68 is a standardized rating indicating dust-tight and waterproof performance. "Environment Sealed" is a general descriptor without specific standardized limits. The 32NT91-1 provides quantified environmental protection, which may be advantageous in harsh or wet environments.

Q: Can the 32NT91-1 be used in DC circuits?

A: No. The 32NT91-1 current rating is specified as "15A (AC)" only. The 102TL2841-1 is rated for both AC and DC (100mA AC/DC). If DC operation is required, the 102TL2841-1 must be used.

Q: Are both parts in active production?

A: Yes. Both the 102TL2841-1 (1068 units) and 32NT91-1 (817 units) are listed as Active status with current inventory available.

Q: What is the operating temperature range difference?

A: The 102TL2841-1 operates from -65°C to 71°C. The 32NT91-1 operates from -40°C to 71°C. If operation below -40°C is required, the 102TL2841-1 must be used.

Q: Do both parts meet RoHS compliance?

A: Yes. Both the 102TL2841-1 and 32NT91-1 are RoHS Compliant with Moisture Sensitivity Level 1 (Unlimited).