LED Panel Indicator MPR5RCW12.0 Equivalent & Substitute Parts

Part Overview

The MPR5RCW12.0 is a red LED panel indicator manufactured by Bivar Inc., designed for applications requiring visual status indication in control panels and instrumentation. This component features a clear lens with a 35° viewing angle, operates at 2.1V with a maximum current of 20mA, and is housed in a 5mm T-1 3/4 package with 12-inch wire leads.

The MPR5RCW12.0 is classified as obsolete. Identifying equivalent substitute parts is necessary to maintain design continuity, ensure component availability, and support ongoing production and maintenance requirements for systems utilizing this indicator.

Key Parameters

Parameter	Value	Significance for Substitution
Voltage (Vf Typ)	2.1V	Critical - determines circuit compatibility and current-limiting resistor requirements
Current (If Max)	20mA	Critical - defines power supply and circuit design constraints
Lamp Color	Red	Critical - determines visual indication function
Lens Size	5mm, T-1 3/4	Critical - ensures mechanical fit in existing panel cutouts
Panel Cutout Dimensions	0.32" (8.13mm)	Critical - determines physical installation compatibility
Termination Style	Wire Leads - 12" (304.80mm)	Critical - defines connection method and lead length
Wavelength - Peak	700nm	Important - confirms red spectrum consistency
Millicandela Rating	2mcd	Important - defines brightness level
Viewing Angle	35°	Important - affects visibility range in application
Lens Transparency	Clear	Important - affects light transmission and appearance
Moisture Sensitivity Level	1 (Unlimited)	Important - indicates environmental robustness

Substitute Part Grouping Explanation

Substitute parts for the MPR5RCW12.0 are identified based on strict electrical and mechanical compatibility criteria. The following parameters must remain constant across all acceptable substitutes:

Critical Matching Parameters:

Voltage (Vf Typ): 2.1V
Current (If Max): 20mA
Lamp Color: Red
Lens Size: 5mm, T-1 3/4
Panel Cutout Dimensions: 0.32" (8.13mm)
Termination Style: Wire Leads - 12" (304.80mm)
Wavelength - Peak: 700nm

Allowable Variation Parameters:

Lens Transparency: May vary (Clear or Diffused)
Viewing Angle: May vary within reasonable range
Millicandela Rating: Must remain at 2mcd
Lens Color: May vary based on transparency type

The MPR5RDW12.0 qualifies as a direct substitute based on these criteria. Both components share identical electrical specifications, mechanical dimensions, and termination characteristics. The primary differences are lens transparency (Diffused vs. Clear) and viewing angle (40° vs. 35°), which represent acceptable variations for panel indicator applications.

Parameter Comparison

Parameter	MPR5RCW12.0 (Main Part)	MPR5RDW12.0 (Substitute)	Compatibility
Manufacturer	Bivar Inc.	Bivar Inc.	Identical
Series	MPR5	MPR5	Identical
Type	LED	LED	Identical
Lamp Color	Red	Red	Identical
Voltage (Vf Typ)	2.1V	2.1V	Identical
Current (If Max)	20mA	20mA	Identical
Lens Size	5mm, T-1 3/4	5mm, T-1 3/4	Identical
Panel Cutout Shape	Round	Round	Identical
Panel Cutout Dimensions	0.32" (8.13mm)	0.32" (8.13mm)	Identical
Lens Style	Round with Domed Top	Round with Domed Top	Identical
Millicandela Rating	2mcd	2mcd	Identical
Wavelength - Peak	700nm	700nm	Identical
Termination Style	Wire Leads - 12" (304.80mm)	Wire Leads - 12" (304.80mm)	Identical
Lens Transparency	Clear	Diffused	Variation Allowed
Viewing Angle	35°	40°	Variation Allowed
Lens Color	Colorless	Red	Variation Allowed
Moisture Sensitivity Level	1 (Unlimited)	1 (Unlimited)	Identical
Product Status	Obsolete	Active	Substitute is Active

Engineering Selection Recommendations

Primary Substitute: MPR5RDW12.0

The MPR5RDW12.0 is the direct equivalent for the obsolete MPR5RCW12.0. Selection of this substitute is based on the following engineering factors:

Electrical Compatibility: Both components operate at identical voltage (2.1V) and current (20mA) specifications. Circuit designs, current-limiting resistor calculations, and power supply requirements remain unchanged.

Mechanical Compatibility: Panel cutout dimensions, lens size, and termination style are identical. Physical installation in existing panel assemblies requires no modification.

Optical Characteristics: The MPR5RDW12.0 features a diffused lens with a 40° viewing angle compared to the clear lens with 35° viewing angle of the MPR5RCW12.0. The diffused lens provides broader light distribution and reduced glare, while the slightly wider viewing angle (40° vs. 35°) enhances visibility across a wider range of observation angles. Both characteristics represent functional improvements for panel indicator applications.

Product Status: The MPR5RDW12.0 is classified as Active, ensuring ongoing availability and supply chain continuity. The MPR5RCW12.0 is obsolete, making substitution necessary for new production and long-term support.

Compliance: Both components carry identical environmental certifications (MSL 1, ECCN EAR99, HTSUS 8541.41.0000). The MPR5RDW12.0 includes RoHS3 compliance and REACH unaffected status, confirming regulatory alignment with current standards.

Frequently Asked Questions (FAQ)

Q: Can the MPR5RDW12.0 be used as a direct replacement for the MPR5RCW12.0 in existing designs?

A: Yes. The MPR5RDW12.0 is a direct substitute. Electrical specifications (2.1V, 20mA), mechanical dimensions (5mm T-1 3/4, 0.32" panel cutout), and termination style (12-inch wire leads) are identical. No circuit modifications or panel alterations are required.

Q: What is the difference between the clear lens (MPR5RCW12.0) and diffused lens (MPR5RDW12.0)?

A: The MPR5RCW12.0 features a clear colorless lens with a 35° viewing angle. The MPR5RDW12.0 features a diffused red lens with a 40° viewing angle. The diffused lens provides broader light distribution and reduced glare, while the wider viewing angle enhances visibility across a broader range of observation positions.

Q: Are there any compatibility issues with the viewing angle difference (35° vs. 40°)?

A: No. The 40° viewing angle of the MPR5RDW12.0 is wider than the 35° angle of the MPR5RCW12.0, providing equal or improved visibility in all applications. This represents a functional enhancement rather than a limitation.

Q: Do the packaging differences affect substitution?

A: No. The MPR5RCW12.0 is supplied in standard packaging, while the MPR5RDW12.0 is supplied in bag packaging. This difference affects only handling and storage procedures, not component performance or installation.

Q: What is the significance of the MPR5RDW12.0 being Active while the MPR5RCW12.0 is Obsolete?

A: The Active status of the MPR5RDW12.0 ensures continued manufacturing, availability, and supply chain support. The Obsolete status of the MPR5RCW12.0 indicates it is no longer in production. Substitution to the Active part ensures long-term component availability for production and maintenance.

Q: Are the electrical characteristics identical between both parts?

A: Yes. Both components operate at 2.1V forward voltage with a maximum current of 20mA. Current-limiting resistor values, power supply specifications, and circuit design parameters remain unchanged when substituting from MPR5RCW12.0 to MPR5RDW12.0.

Q: Does the diffused lens affect brightness perception?

A: The diffused lens of the MPR5RDW12.0 distributes light more evenly across the viewing angle, which may appear slightly softer compared to the clear lens of the MPR5RCW12.0. Both components maintain identical millicandela ratings (2mcd) and wavelength specifications (700nm peak). The diffused lens reduces glare and improves visibility in high-ambient-light environments.

Q: Are there any environmental or compliance differences?

A: Both components carry identical Moisture Sensitivity Level (MSL 1), ECCN (EAR99), and HTSUS classifications. The MPR5RDW12.0 includes RoHS3 compliance and REACH unaffected status, confirming alignment with current environmental and regulatory standards.

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