The KEMET PEH200VJ4100MU2 is an aluminum electrolytic capacitor designed for general-purpose energy storage and filtering applications where screw terminal mounting and elevated temperature operation are required. This component belongs to KEMET's legacy portfolio of through-hole electrolytic capacitors, suited for power supply circuits, industrial control systems, and equipment requiring straightforward mechanical assembly and reliable bulk capacitance.
Aluminum electrolytic capacitors of this type leverage an aluminum foil anode with an oxide dielectric layer and liquid electrolyte to achieve high capacitance density at moderate cost. The screw terminal construction provides robust physical connection and low-impedance current paths, making the PEH200VJ4100MU2 appropriate for applications where vibration resistance and easy field replacement matter. Screw terminals also simplify wire attachment during assembly and maintenance compared to solder lug or snap-in designs.
The 85°C maximum operating temperature rating positions this capacitor for general industrial and consumer equipment where ambient conditions remain within standard indoor or enclosed chassis environments. While not suited for the highest-temperature automotive or outdoor exposure scenarios, the thermal specification aligns with typical AC-DC converters, motor drives, audio amplifiers, and instrumentation that operate in controlled climates. The temperature capability directly influences ripple current handling and long-term reliability, as electrolytic capacitors age more rapidly at elevated temperatures.
RoHS3 compliance confirms conformance to current European Union restrictions on hazardous substances, including lead, mercury, cadmium, and certain flame retardants. REACH unaffected status indicates no substances of very high concern are present above threshold concentrations, simplifying regulatory documentation for products exported to the European market. The EAR99 export classification denotes standard commercial availability without special export licensing requirements under U.S. regulations.
Moisture sensitivity level is not applicable, as aluminum electrolytic capacitors in screw terminal packages are typically sealed and do not require special dry storage or baking before assembly. This simplifies inventory management and handling procedures compared to surface-mount components sensitive to moisture-induced soldering defects.
Typical applications for screw terminal aluminum electrolytics include DC link capacitors in variable frequency drives, energy storage in uninterruptible power supplies, smoothing capacitors in linear and switching regulators, and coupling or decoupling in audio power amplifiers. The mechanical format suits retrofit projects, repair scenarios, and designs where PCB real estate is not the primary constraint. The active product status and available inventory support ongoing production and maintenance of existing equipment platforms.
Solving KEMET PEH200VJ4100MU2 Replacement Challenges in Screw-Terminal Aluminum Electrolytic Capacitors
Replacing the KEMET PEH200VJ4100MU2 is not only a matter of finding another screw-terminal aluminum electrolytic capacitor with a similar capacitance and voltage rating. In power supplies, motor drives, UPS equipment, industrial DC links, and energy-storage assemblies, capacitor substitution affects ripple-current handling, thermal rise, lifetime, mounting compatibility, terminal spacing, and available safety margin.
The KEMET PEH200VJ4100MU2 is an 85°C aluminum electrolytic capacitor with screw terminals, supplied as a RoHS3-compliant active product. When sourcing an equivalent or alternative part, the following replacement part numbers are commonly evaluated in the same engineering category, subject to confirmation of capacitance, voltage, case size, terminal layout, and ripple-current requirements:
- KEMET PEH200VJ4100MU2
- KEMET ALS30A103KF400
- KEMET ALS31A103KF400
- TDK EPCOS B43564-S9109-M1
- Vishay MAL210119103E3
- Cornell Dubilier 381LX103M400A052
- United Chemi-Con EKMM401VSN103MR50S
- Nichicon LNT2G103MSE
A reliable replacement decision should start with the actual circuit role of the capacitor. A bulk DC-link capacitor in an inverter has different stress factors than a hold-up capacitor in a power supply. A part that fits mechanically may still run hotter if its ESR or ripple-current rating is lower. Conversely, a higher-life or 105°C alternative may improve reliability but require checking diameter, height, terminal pitch, and clamp design.
What the KEMET PEH200VJ4100MU2 Provides Before Selecting an Equivalent Capacitor
The KEMET PEH200VJ4100MU2 belongs to the aluminum electrolytic screw-terminal capacitor category. The available product information identifies it as CAP ALUM SCRW TERM 85C, with active product status, RoHS3 compliance, REACH unaffected status, EAR99 classification, and box packaging.
| Specification Area | KEMET PEH200VJ4100MU2 Engineering Relevance | |
|---|---|---|
| Manufacturer | KEMET | Original source and preferred baseline for like-for-like replacement |
| Capacitor Type | Aluminum electrolytic capacitor | Suitable for high-capacitance bulk energy storage and filtering |
| Termination | Screw terminal | Used where high ripple current, secure mechanical mounting, and busbar/cable attachment are required |
| Temperature Class | 85°C | Replacement should match or exceed thermal capability after considering internal temperature rise |
| Compliance | RoHS3 compliant, REACH unaffected | Useful for regulated industrial, commercial, and export-controlled assemblies |
| MSL | Not applicable | Typical for large aluminum electrolytic capacitors; storage life and reforming may still need consideration |
| ECCN | EAR99 | Relevant for procurement and international shipment control |
| Packaging | Box | Compatible with lower-volume maintenance, repair, and production sourcing |
The original PEH200VJ4100MU2 should be evaluated around several electrical and mechanical checkpoints. Capacitance tolerance influences DC bus ripple and hold-up time. Rated voltage determines operating margin under line transients, regenerative energy, and surge conditions. ESR and ripple-current rating determine heating under AC ripple. Case diameter, height, screw size, terminal spacing, and vent orientation determine whether the replacement can be installed without modifying the enclosure or busbar.
Typical application scenarios include industrial power converters, DC-link capacitor banks, welding equipment, large rectifier outputs, UPS systems, traction auxiliary equipment, and renewable-energy power stages. In these applications, a replacement capacitor must be assessed as part of the thermal and electrical system rather than as an isolated component.
Candidate Equivalent and Alternative Parts for KEMET PEH200VJ4100MU2 Replacement
The following table compares practical replacement candidates for the KEMET PEH200VJ4100MU2. Exact suitability depends on matching the original capacitance, voltage rating, ripple-current requirement, ESR, lifetime rating, case size, terminal configuration, and mounting method.
| Manufacturer | Part Number | Key Specifications | Product Features | Typical Applications | Why It Can Replace the Original Part | Main Differences or Limitations | Recommended Usage |
|---|---|---|---|---|---|---|---|
| KEMET | PEH200VJ4100MU2 | Aluminum electrolytic, screw terminal, 85°C, RoHS3 compliant | Original component, active product status, designed for bulk capacitance and high-current connections | Industrial DC links, power supplies, capacitor banks, rectifier filtering | Direct original part; no substitution risk if same revision and mechanical outline are used | Availability, lead time, and price may vary | Preferred choice for exact replacement, maintenance, and approved BOM continuity |
| KEMET | ALS30A103KF400 | Screw-terminal aluminum electrolytic capacitor class; commonly used in high-capacitance DC-link designs | 85°C industrial series, high ripple-current capability, robust can construction | Drives, UPS units, industrial converters, power-factor correction stages | Same manufacturer ecosystem and similar screw-terminal aluminum electrolytic function | Must verify capacitance, voltage, can size, terminal pitch, and ripple-current rating against PEH200VJ4100MU2 | Suitable when a KEMET alternative is preferred and mechanical compatibility can be confirmed |
| KEMET | ALS31A103KF400 | Screw-terminal aluminum electrolytic capacitor class with higher-temperature family positioning | Long-life industrial capacitor option, typically selected where thermal margin is needed | Harsh industrial power supplies, inverter DC links, high-duty-cycle systems | Can serve as an upgraded KEMET alternative when electrical ratings meet or exceed the original | May differ in height, diameter, lifetime rating, and cost; not always a drop-in mechanical match | Recommended for redesigns or reliability-driven substitutions after layout verification |
| TDK EPCOS | B43564-S9109-M1 | Large-can screw-terminal aluminum electrolytic capacitor family | Industrial-grade DC-link and smoothing capacitor design | Frequency converters, servo drives, UPS systems, power electronics | Similar application class and screw-terminal construction allow functional substitution | Different manufacturer dimensions, mounting hardware, and ESR/ripple profile require validation | Suitable for power-electronics designs where EPCOS sourcing or approved vendor lists are used |
| Vishay | MAL210119103E3 | Screw-terminal aluminum electrolytic capacitor from Vishay industrial capacitor portfolio | High capacitance, robust terminals, industrial reliability positioning | DC bus filtering, energy storage, motor control, heavy-duty supplies | Can replace the original if voltage, capacitance, ripple, and lifetime ratings align | Mechanical outline and terminal spacing may not match KEMET PEH200 directly | Useful where Vishay capacitors are already qualified or preferred for supply continuity |
| Cornell Dubilier | 381LX103M400A052 | Large aluminum electrolytic capacitor with screw-terminal style used in power supplies | High bulk capacitance, power conversion focus, established industrial use | DC-link banks, rectifier outputs, inverter front ends, UPS equipment | Provides the same general capacitor function for high-energy storage and ripple filtering | Case length, diameter, venting, and ESR must be checked carefully | Suitable for North American sourcing strategies and power-supply replacement projects |
| United Chemi-Con | EKMM401VSN103MR50S | Screw-terminal aluminum electrolytic capacitor class for high-voltage bulk storage | Industrial-grade construction, high ripple-current design family | Industrial power conversion, DC smoothing, inverter systems | Can serve as a compatible alternative when ratings and mechanical dimensions meet the original requirements | Part-number suffixes strongly affect size and terminal style; confirm datasheet details | Good candidate for capacitor-bank maintenance when Chemi-Con supply is available |
| Nichicon | LNT2G103MSE | Large-can screw-terminal aluminum electrolytic capacitor family | High-voltage, high-capacitance industrial capacitor option | Power supplies, converters, large DC-link filters, industrial equipment | Similar screw-terminal aluminum electrolytic architecture supports replacement evaluation | May require mechanical redesign depending on mounting bracket and terminal layout | Appropriate for new builds, redesigns, or approved-source expansion |
Comparing KEMET PEH200VJ4100MU2 Replacement Options by Engineering Trade-Offs
Replacement selection should prioritize electrical stress, mechanical fit, thermal performance, and qualification effort. The closest solution is the original KEMET PEH200VJ4100MU2. Alternatives such as KEMET ALS30A103KF400, KEMET ALS31A103KF400, TDK EPCOS B43564-S9109-M1, Vishay MAL210119103E3, Cornell Dubilier 381LX103M400A052, United Chemi-Con EKMM401VSN103MR50S, and Nichicon LNT2G103MSE should be compared against the actual circuit requirements, not only against nominal capacitance and voltage.
| Replacement Option | Electrical Compatibility | Mechanical Compatibility | Performance Differences | Reliability Considerations | Package Availability | Cost Considerations | Suitable Application Scenarios | Advantages | Limitations |
|---|---|---|---|---|---|---|---|---|---|
| KEMET PEH200VJ4100MU2 | Highest compatibility because it is the original part | Highest if same ordering code and revision are used | Matches original ESR, ripple, leakage, and thermal assumptions | Maintains original qualification basis | Depends on stock and lead time | May carry premium pricing if supply is tight | Repair, approved BOM continuation, direct production replacement | Lowest engineering requalification effort | Availability may drive the need for substitutes |
| KEMET ALS30A103KF400 | Potentially strong if capacitance, voltage, ESR, and ripple-current ratings match | Needs dimensional and terminal-spacing comparison | Similar industrial 85°C positioning; ripple performance must be checked | Good option where original 85°C design margin is adequate | Often considered for industrial capacitor sourcing | May be competitive versus exact PEH200 replacement | DC-link filtering, rectifier smoothing, industrial power supplies | Same manufacturer reduces sourcing and documentation friction | Not automatically drop-in; mechanical suffix matters |
| KEMET ALS31A103KF400 | Can meet or exceed requirements if selected with the same electrical ratings | Mechanical fit must be verified due to possible case variation | May offer improved thermal or lifetime margin depending on selected rating | Better fit for higher-duty or warmer operating environments | Availability depends on capacitance and voltage code | May cost more than standard 85°C alternatives | Reliability-focused redesigns, high-duty-cycle equipment | Useful upgrade path within KEMET portfolio | May require mechanical approval and cost review |
| TDK EPCOS B43564-S9109-M1 | Suitable if selected voltage, capacitance, ripple, and ESR match the original | Requires mounting and terminal-layout check | EPCOS parts may show different ESR and ripple-current behavior | Strong industrial reputation for power electronics | Broad distribution in industrial markets | Cost varies by region and series availability | Frequency converters, UPS systems, industrial DC buses | Good alternative for multi-vendor sourcing | Mechanical interchangeability is not guaranteed |
| Vishay MAL210119103E3 | Functionally compatible when electrical ratings align | Case and terminal geometry should be compared before purchase | May differ in impedance curve and ripple heating | Suitable for long-service industrial equipment when rated correctly | Availability depends on Vishay channel stock | Often evaluated for vendor diversification | Motor drives, large power supplies, DC bus capacitor banks | Established industrial capacitor supplier | Requires validation under actual ripple-current loading |
| Cornell Dubilier 381LX103M400A052 | Good candidate for bulk storage and smoothing if ratings match | Must check can diameter, height, terminal spacing, and mounting hardware | Performance profile may differ from KEMET PEH200, especially ESR and ripple current | Commonly used in power-supply and inverter applications | Often available through North American channels | May be favorable for regional sourcing | Rectifier outputs, UPS repair, industrial capacitor replacement | Strong option where CDE is an approved source | Datasheet-to-datasheet review needed before approval |
| United Chemi-Con EKMM401VSN103MR50S | Compatible only after confirming exact voltage, capacitance, ripple, and lifetime data | Suffix-dependent dimensions require careful verification | May provide strong ripple-current performance in power designs | Good industrial reliability when operated within rated temperature and ripple limits | Depends on distributor and production status | Can be attractive for volume sourcing | Inverters, DC smoothing, industrial power converters | Useful alternate supplier for capacitor banks | Ordering-code complexity can increase selection risk |
| Nichicon LNT2G103MSE | Suitable if electrical ratings match the original application margin | Mechanical fit must be compared with KEMET PEH200VJ4100MU2 | Nichicon characteristics may differ in ESR, leakage, and endurance | Suitable for high-voltage industrial capacitor use when properly derated | Availability varies by voltage and capacitance value | Cost depends on sourcing channel and MOQ | Power conversion, high-voltage DC links, industrial supplies | Good option for redesigns and approved-source expansion | May require qualification testing before field substitution |
For a direct maintenance replacement, KEMET PEH200VJ4100MU2 remains the lowest-risk choice. For second-source planning, KEMET ALS30A103KF400 and KEMET ALS31A103KF400 are usually evaluated first because they stay within the same manufacturer ecosystem. For broader sourcing flexibility, TDK EPCOS B43564-S9109-M1, Vishay MAL210119103E3, Cornell Dubilier 381LX103M400A052, United Chemi-Con EKMM401VSN103MR50S, and Nichicon LNT2G103MSE can be practical alternatives when datasheet ratings and mechanical constraints are confirmed.
For quotations and availability of the original KEMET PEH200VJ4100MU2 or replacement capacitors, obtain pricing through IC-Components.com or email Info@IC-Components.com.
