E32F451CSS332MED0M Equivalent & Substitute Parts

Part Overview

The E32F451CSS332MED0M is a 3300 µF, 450 V aluminum electrolytic capacitor manufactured by Chemi-Con, featuring radial can construction with screw terminals. This component is designed for general-purpose applications requiring high-capacitance energy storage at elevated voltage levels. The part operates across a temperature range of -40°C to 85°C with a rated lifetime of 5000 hours at 85°C.

The E32F451CSS332MED0M is classified as obsolete. Locating equivalent or substitute components becomes necessary when original stock is depleted or when design revisions require active-status alternatives to ensure long-term supply chain continuity and manufacturing support.

Substiute Parts

E32F451CSS332MED0M

Chemi-ConIn Stock: 941E32F451CSS332MED0M Datasheet

Current PartRFQ

E32F451CSS332MED0U

Chemi-ConIn Stock: 1141E32F451CSS332MED0U Datasheet

DirectRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of aluminum electrolytic capacitors is determined by strict equivalence across electrical and mechanical parameters. The following criteria establish whether a component qualifies as a direct substitute for the E32F451CSS332MED0M:

Electrical Parameters (Must Match Exactly):

• Capacitance: 3300 µF
• Voltage Rating: 450 V
• Tolerance: ±20%
• Lifetime: 5000 Hrs @ 85°C
• Operating Temperature Range: -40°C ~ 85°C

Mechanical Parameters (Must Match Exactly):

• Package Type: Radial, Can - Screw Terminals
• Lead Spacing: 1.252" (31.80mm)
• Diameter: 3.000" (76.20mm)
• Height: 5.125" (130.18mm)
• Mounting Type: Chassis Mount

Compliance Parameters:

• RoHS Compliance: Required
• Moisture Sensitivity Level: 1 (Unlimited)

Substitute parts must satisfy all electrical and mechanical parameters without deviation. Compliance certifications must be maintained to ensure regulatory and environmental standards are preserved.

Parameter Comparison

Engineering Selection Recommendations

The E32F451CSS332MED0U qualifies as a direct substitute for the E32F451CSS332MED0M based on complete electrical and mechanical parameter equivalence. Both components are manufactured by Chemi-Con within the U32F series and maintain identical specifications across capacitance, voltage rating, tolerance, thermal lifetime, operating temperature range, and physical dimensions.

The primary distinction between these parts is product status: the E32F451CSS332MED0M is classified as obsolete, while the E32F451CSS332MED0U maintains active status. This status difference indicates ongoing manufacturer support, availability, and compliance maintenance for the substitute part.

Both components maintain RoHS compliance and REACH unaffected status, ensuring regulatory alignment for applications subject to environmental and hazardous substance restrictions. The MSL rating of 1 (Unlimited) for both parts indicates no moisture sensitivity constraints during storage or handling.

Selection of the E32F451CSS332MED0U is appropriate for new designs, production restarts, or replacement scenarios where supply chain continuity is required. The active status of this substitute ensures manufacturer support and consistent availability for future procurement cycles.

Frequently Asked Questions (FAQ)

Q: Can the E32F451CSS332MED0U be used as a direct replacement for the E32F451CSS332MED0M in existing designs?

A: Yes. The E32F451CSS332MED0U is electrically and mechanically equivalent to the E32F451CSS332MED0M. All electrical parameters (capacitance, voltage, tolerance, lifetime, temperature range) and mechanical parameters (package type, lead spacing, dimensions, mounting configuration) are identical. No circuit modifications or PCB layout changes are required.

Q: What is the significance of the product status difference between these parts?

A: The E32F451CSS332MED0M is obsolete, indicating discontinued manufacturing and limited availability. The E32F451CSS332MED0U is active, meaning Chemi-Con continues to manufacture, support, and maintain compliance certifications for this component. Active status ensures reliable long-term supply and regulatory support.

Q: Are the screw terminal connections identical between both parts?

A: Yes. Both the E32F451CSS332MED0M and E32F451CSS332MED0U feature radial can construction with screw terminals. Lead spacing is 1.252" (31.80mm) for both components, ensuring identical mounting and connection configurations.

Q: Do both parts meet the same environmental and compliance standards?

A: Yes. Both components are RoHS compliant and REACH unaffected. The MSL rating of 1 (Unlimited) applies to both parts, indicating no moisture sensitivity restrictions. Compliance certifications are maintained across both alternatives.

Q: What are the physical dimensions, and are they identical?

A: Both parts share identical physical specifications: 3.000" diameter (76.20mm) and 5.125" maximum seated height (130.18mm). Chassis mount configuration is identical for both components, ensuring compatibility with existing mechanical assemblies.

Q: Is there a difference in thermal performance between these parts?

A: No. Both components are rated for 5000 hours of operation at 85°C and operate across the identical temperature range of -40°C to 85°C. Thermal performance and lifetime specifications are equivalent.