Equivalent & Substitute Parts for MPL038

Part Overview

The MPL038 is an anti-vandal pushbutton switch manufactured by Bulgin, designed for panel-mount front installation with SPST (Single Pole Single Throw) circuit configuration. This component operates at 2A with 50V AC/DC rating and features IP66 ingress protection suitable for dust-tight and water-resistant applications. The product is classified as obsolete, necessitating identification of functionally equivalent alternatives for ongoing system maintenance and new designs requiring similar electrical and mechanical characteristics.

Substiute Parts

MPL038

BulginIn Stock: 1025MPL038 Datasheet

Current PartRFQ

PR141C1100

E-SwitchIn Stock: 4403PR141C1100 Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the MPL038 is determined by the following critical parameters:

Circuit Configuration: SPST topology must be maintained to preserve electrical function in Off-On switching applications.

Voltage and Current Ratings: The substitute must meet or exceed the 2A current rating and 50V voltage specification to ensure safe operation within the original design envelope.

Mounting Interface: Panel mount configuration with compatible cutout dimensions (25.80mm circular) is required for mechanical fit. The PR141C1100 features a 25.00mm circular cutout, representing a minor dimensional variance within acceptable tolerance for standard panel installations.

Termination Compatibility: The original MPL038 uses solder lug termination. The PR141C1100 employs quick-connect 0.250" (6.3mm) termination, requiring circuit board or harness adaptation.

Environmental and Compliance Requirements: RoHS3 compliance and unlimited moisture sensitivity level (MSL 1) are maintained across substitute options.

The PR141C1100 from E-Switch qualifies as a functional substitute based on superior electrical ratings (16A at 125V AC), active product status, and SPST circuit preservation, with the noted termination style difference requiring integration consideration.

Parameter Comparison

Engineering Selection Recommendations

The PR141C1100 is the designated manufacturer-recommended substitute for the obsolete MPL038. Selection of this alternative is supported by the following engineering criteria:

Product Status and Supply Continuity: The PR141C1100 maintains active manufacturing status, ensuring long-term availability and supply chain reliability compared to the obsolete MPL038.

Regulatory Compliance: Both components maintain ROHS3 compliance and REACH unaffected status, satisfying current environmental and regulatory requirements.

Electrical Performance: The PR141C1100 provides superior electrical ratings (16A at 125V AC versus 2A at 50V), ensuring safe operation with design margin in applications originally specified for the MPL038.

Mechanical Integration: Panel mount configuration is preserved. The 0.80mm reduction in cutout diameter (25.00mm versus 25.80mm) falls within standard mechanical tolerance for panel installations and does not preclude physical mounting.

Termination Consideration: The transition from solder lug to quick-connect 0.250" (6.3mm) termination requires circuit board or harness redesign. This modification is a one-time engineering effort that enables access to an active, higher-performance component.

Frequently Asked Questions (FAQ)

Q: Can the PR141C1100 directly replace the MPL038 without any modifications?

A: The PR141C1100 is electrically and functionally compatible as a SPST Off-On switch. However, termination style differs: the MPL038 uses solder lugs while the PR141C1100 uses quick-connect 0.250" (6.3mm) terminals. Circuit board or harness connections must be adapted accordingly. Panel cutout dimensions are compatible within standard mechanical tolerance.

Q: What are the key parameters that determine substitution eligibility?

A: Substitution is determined by circuit configuration (SPST), switch function (Off-On), voltage and current ratings (minimum 50V and 2A), mounting interface (panel mount), and termination compatibility. The PR141C1100 meets all electrical requirements and exceeds them, with the noted termination style difference.

Q: Does the PR141C1100 provide the same ingress protection as the MPL038?

A: The MPL038 specifies IP66 ingress protection (dust-tight, water-resistant). The PR141C1100 does not list an ingress protection rating in the provided specifications. Applications requiring IP66 protection should evaluate the PR141C1100's environmental sealing characteristics independently.

Q: Is the panel cutout dimension difference significant?

A: The PR141C1100 requires a 25.00mm circular cutout compared to the MPL038's 25.80mm. This 0.80mm difference is within standard mechanical tolerance for panel installations and does not prevent physical mounting. Existing panel cutouts may require minor enlargement or adapter consideration.

Q: What is the operating temperature difference between these components?

A: The MPL038 operates from -20°C to 70°C, while the PR141C1100 operates from -20°C to 105°C. The PR141C1100 provides extended high-temperature capability, suitable for applications with elevated ambient or operational temperature requirements.

Q: Are both components RoHS compliant?

A: Yes, both the MPL038 and PR141C1100 are ROHS3 compliant and REACH unaffected, meeting current environmental and regulatory standards.