Honeywell 53C2250K Potentiometer - Equivalent & Substitute Parts

Part Overview

The Honeywell 53C2250K is a 250k Ohm, 2-watt linear panel mount potentiometer featuring conductive plastic resistive material and solder lug termination. This component is classified as obsolete, necessitating identification of functionally equivalent alternatives for ongoing applications and new designs requiring this specification class.

Substiute Parts

53C2250K

Honeywell Sensing and Productivity SolutionsIn Stock: 81053C2250K Datasheet

Current PartRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the 53C2250K potentiometer requires strict equivalence across the following critical parameters:

Electrical Parameters:

• Resistance value: 250k Ohm
• Tolerance: ±10%
• Power rating: 2W minimum
• Taper characteristic: Linear
• Resistive material: Conductive Plastic

Mechanical Parameters:

• Mounting configuration: Panel Mount
• Bushing thread specification: 3/8-32
• Termination: Solder Lug
• Number of gangs: 1
• Number of turns: 1
• Rotation angle: 312°
• Actuator type: Slotted
• Body diameter: 1.094" (27.78mm)

Compliance Parameters:

• RoHS Compliance required
• Moisture Sensitivity Level: 1

No substitute parts have been provided in the input data. Equivalent components must satisfy all parameters listed above without deviation.

Parameter Comparison

No substitute parts are available for comparison at this time. Any future substitute part evaluation must include all parameters specified in the Key Parameters table above.

Engineering Selection Recommendations

The 53C2250K is classified as obsolete. Component selection for replacement applications must prioritize:

1. Electrical Equivalence: Substitute parts must provide identical 250k Ohm resistance at ±10% tolerance with 2W power handling in linear taper configuration.

2. Mechanical Compatibility: Panel mount configuration with 3/8-32 bushing thread and solder lug termination are mandatory for direct replacement without mechanical redesign.

3. Compliance Verification: RoHS compliance status must be confirmed for all substitute candidates to ensure regulatory alignment with the original specification.

4. Material Specification: Conductive plastic resistive material must be maintained to preserve electrical performance characteristics of the original design.

Frequently Asked Questions (FAQ)

Q: What makes a potentiometer a valid substitute for the 53C2250K?

A: A valid substitute must match all electrical parameters (250k Ohm, ±10% tolerance, 2W, linear taper, conductive plastic), all mechanical parameters (panel mount, 3/8-32 bushing, solder lug, 1.094" body diameter, 312° rotation), and compliance requirements (RoHS compliant, MSL 1).

Q: Can I use a potentiometer with different resistance tolerance?

A: No. The ±10% tolerance is a specified parameter. Substitutes with different tolerance values are not equivalent.

Q: Is the 3/8-32 bushing thread critical for substitution?

A: Yes. The bushing thread specification determines mechanical fit in the panel mount application. Different thread specifications require mechanical redesign.

Q: What is the significance of conductive plastic material?

A: Conductive plastic material defines the electrical performance characteristics and frequency response of the potentiometer. Substitutes must use identical resistive material.

Q: Does the 312° rotation angle affect substitution?

A: Yes. The rotation specification is a mechanical parameter that determines the functional range of adjustment. Substitutes must provide equivalent rotation characteristics.

Q: Are solder lug terminations interchangeable with other termination styles?

A: No. Solder lug termination is a specific electrical connection method. Different termination styles require circuit board redesign.