KEMET R46KN4100JPN2M Film Capacitor Equivalent & Substitute Parts

Part Overview

The KEMET R46KN4100JPN2M is a 1 µF polypropylene metallized film capacitor rated for 560V DC / 275V AC with ±20% tolerance. This radial through-hole component is designed for EMI and RFI suppression applications and carries X2 ratings. The part is Active in product status and ROHS3 compliant. Substitute parts are identified when inventory constraints, lead time requirements, or specific packaging variants necessitate alternative part selection while maintaining electrical and mechanical compatibility.

Key Parameters

Parameter	Value
Capacitance	1 µF
Tolerance	±20%
Voltage Rating - DC	560V
Voltage Rating - AC	275V
Dielectric Material	Polypropylene (PP), Metallized
Operating Temperature Range	-40°C ~ 110°C
Mounting Type	Through Hole
Package / Case	Radial
Size / Dimension	1.043" L x 0.394" W (26.50mm x 10.00mm)
Height - Seated (Max)	0.732" (18.60mm)
Lead Spacing	0.886" (22.50mm)
Termination	PC Pins
Applications	EMI, RFI Suppression
Ratings	X2
RoHS Status	ROHS3 Compliant

Substitute Part Grouping Explanation

Substitute parts for the R46KN4100JPN2M are grouped into two categories based on voltage rating:

Category 1: Same Voltage Rating (560V DC / 275V AC) Parts R46KN410000N2M, R46KN410000P0M, R46KN410040P0M, and R46KN4100JHN2M maintain identical voltage specifications. These parts differ only in packaging variant codes (N2M vs. P0M termination designations) and are direct electrical equivalents. All share the R46KN base product number.

Category 2: Higher Voltage Rating (630V DC / 310V AC) Parts R463N410000N2M, R463N410040N2M, and R463N410050N2M operate at elevated voltage ratings while maintaining all other electrical and mechanical parameters. These parts carry the R463N base product number and are suitable for applications where higher voltage margin is required or beneficial.

Critical Substitution Parameters:

Capacitance: 1 µF (fixed across all substitutes)
Tolerance: ±20% (fixed across all substitutes)
Dielectric Material: Polypropylene (PP), Metallized (fixed across all substitutes)
Operating Temperature: -40°C ~ 110°C (fixed across all substitutes)
Physical Dimensions: 1.043" L x 0.394" W, 0.732" height, 0.886" lead spacing (fixed across all substitutes)
Mounting Type: Through Hole Radial (fixed across all substitutes)
Termination: PC Pins (fixed across all substitutes)
Applications: EMI, RFI Suppression (fixed across all substitutes)
Ratings: X2 (fixed across all substitutes)

Parameter Comparison

Part Number	Manufacturer	Series	Capacitance	Tolerance	Voltage DC	Voltage AC	Dielectric	Temp Range	Package	Inventory (Pcs)	Product Status	RoHS
R46KN4100JPN2M	KEMET	R46	1 µF	±20%	560V	275V	PP, Metallized	-40°C ~ 110°C	Radial	956	Active	ROHS3
R46KN410000N2M	KEMET	R46	1 µF	±20%	560V	275V	PP, Metallized	-40°C ~ 110°C	Radial	7985	Active	ROHS3
R46KN410000P0M	KEMET	R46	1 µF	±20%	560V	275V	PP, Metallized	-40°C ~ 110°C	Radial	1189	Active	ROHS3
R46KN410040P0M	KEMET	R46	1 µF	±20%	560V	275V	PP, Metallized	-40°C ~ 110°C	Radial	1919	Active	ROHS3
R46KN410045N2M	KEMET	R46	1 µF	±20%	560V	275V	PP, Metallized	-40°C ~ 110°C	Radial	25399	Active	ROHS3
R46KN4100JHN2M	KEMET	R46	1 µF	±20%	560V	275V	PP, Metallized	-40°C ~ 110°C	Radial	7608	Active	ROHS3
R463N410000N2M	KEMET	R46	1 µF	±20%	630V	310V	PP, Metallized	-40°C ~ 110°C	Radial	41767	Active	ROHS3
R463N410040N2M	KEMET	R46	1 µF	±20%	630V	310V	PP, Metallized	-40°C ~ 110°C	Radial	1101	Active	ROHS3
R463N410050N2M	KEMET	R46	1 µF	±20%	630V	310V	PP, Metallized	-40°C ~ 110°C	Radial	2327	Active	ROHS3

Engineering Selection Recommendations

All substitute parts listed maintain Active product status and ROHS3 compliance, ensuring long-term availability and regulatory alignment with the original R46KN4100JPN2M.

For 560V DC / 275V AC Applications: R46KN410045N2M offers the highest inventory level (25,399 pcs) among same-voltage substitutes and is recommended for immediate availability. R46KN410000N2M (7,985 pcs) and R46KN4100JHN2M (7,608 pcs) provide additional same-voltage alternatives. R46KN410000P0M and R46KN410040P0M represent packaging variants with lower inventory but identical electrical performance.

For Applications Requiring Higher Voltage Margin: R463N410000N2M (41,767 pcs) provides the highest inventory availability across all substitutes and operates at 630V DC / 310V AC. This part is suitable for designs where elevated voltage rating provides operational margin. R463N410050N2M (2,327 pcs) and R463N410040N2M (1,101 pcs) offer additional 630V options with lower stock levels.

All substitute parts share identical physical dimensions, lead spacing, termination type, and operating temperature range, ensuring direct mechanical compatibility in through-hole PCB applications.

Frequently Asked Questions (FAQ)

Q: Can R463N series parts (630V) be used in place of R46KN series parts (560V)? A: Yes. The R463N series operates at higher voltage ratings (630V DC / 310V AC) while maintaining all other electrical and mechanical parameters. Higher voltage-rated capacitors are electrically compatible in lower-voltage applications and provide additional voltage margin.

Q: What is the difference between N2M and P0M packaging designations? A: Both N2M and P0M designations represent packaging variants of the same electrical component. The suffix codes indicate different manufacturing or packaging specifications. All parts with identical base numbers (R46KN410000, R46KN410040, R46KN410045) are electrically equivalent regardless of N2M or P0M designation.

Q: Are all substitute parts suitable for EMI/RFI suppression applications? A: Yes. All listed substitute parts carry X2 ratings and are specified for EMI and RFI suppression applications, matching the original R46KN4100JPN2M functional classification.

Q: Do substitute parts maintain the same operating temperature range? A: Yes. All substitute parts operate across the identical temperature range of -40°C to 110°C.

Q: What are the physical compatibility considerations for PCB mounting? A: All substitute parts maintain identical dimensions (1.043" L x 0.394" W), maximum seated height (0.732"), and lead spacing (0.886"). Direct PCB footprint compatibility is assured across all substitutes.

Q: Are all substitute parts ROHS3 compliant? A: Yes. All listed substitute parts carry ROHS3 compliance status, matching the regulatory certification of the original part.

Q: Which substitute offers the best inventory availability? A: R463N410000N2M provides the highest inventory level at 41,767 pcs. For same-voltage (560V) substitutes, R46KN410045N2M offers the highest availability at 25,399 pcs.

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