Equivalent & Substitute Parts for V20E150PL4B

Part Overview

The V20E150PL4B is a 240 V, 10 kA Transient Voltage Suppressor (TVS) varistor manufactured by Littelfuse Inc. in the UltraMOV™ series. This through-hole disc varistor (20mm) is designed for transient voltage protection in industrial and commercial applications. The part is Active in product status with full RoHS3 compliance and REACH unaffected designation. Equivalent and substitute parts are identified when they maintain identical electrical performance parameters and mechanical compatibility within the same product category.

Key Parameters

Parameter	Value	Unit
Maximum AC Volts	150	V
Maximum DC Volts	200	V
Varistor Voltage (Typical)	240	V
Varistor Voltage Range	216–264	V
Current - Surge	10	kA
Energy	120	J
Number of Circuits	1	—
Capacitance @ 1 MHz	1600	pF
Operating Temperature Range	−55 to +85	°C
Mounting Type	Through Hole	—
Package / Case	Disc 20mm	—
RoHS Status	ROHS3 Compliant	—
Moisture Sensitivity Level	1 (Unlimited)	—

Substitute Part Grouping Explanation

Substitute parts for the V20E150PL4B are qualified based on strict parametric equivalence across all electrical and mechanical specifications. The substitution criteria are:

Identical varistor voltage range (216–264 V typical 240 V)
Identical surge current rating (10 kA)
Identical energy absorption (120 J)
Identical capacitance at 1 MHz (1600 pF)
Identical operating temperature range (−55 to +85°C)
Identical mounting type (Through Hole)
Identical package form factor (Disc 20mm)
Identical circuit count (1 Circuit)
Active product status with current manufacturing support
RoHS3 compliance and REACH unaffected status

Parts meeting all these criteria are classified as parametric equivalents and direct substitutes.

Parameter Comparison

Parameter	V20E150PL4B	TMOV20RP150E	V20E150P
Manufacturer	Littelfuse Inc.	Littelfuse Inc.	Littelfuse Inc.
Series	UltraMOV™	TMOV®	UltraMOV™
Maximum AC Volts	150 V	150 V	150 V
Maximum DC Volts	200 V	200 V	200 V
Varistor Voltage (Min)	216 V	216 V	216 V
Varistor Voltage (Typ)	240 V	240 V	240 V
Varistor Voltage (Max)	264 V	264 V	264 V
Current - Surge	10 kA	10 kA	10 kA
Energy	120 J	120 J	120 J
Number of Circuits	1	1	1
Capacitance @ 1 MHz	1600 pF	1600 pF	1600 pF
Operating Temperature	−55 to +85°C	−55 to +85°C	−55 to +85°C
Mounting Type	Through Hole	Through Hole	Through Hole
Package / Case	Disc 20mm	Disc 20mm	Disc 20mm
Product Status	Active	Active	Active
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant
Moisture Sensitivity Level	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)
REACH Status	REACH Unaffected	REACH Unaffected	REACH Unaffected

Engineering Selection Recommendations

All three parts—V20E150PL4B, TMOV20RP150E, and V20E150P—are direct parametric equivalents with identical electrical and mechanical specifications. Selection between them is based on availability and product series preference:

V20E150PL4B (UltraMOV™ series): 1023 units in stock
TMOV20RP150E (TMOV® series with thermal protection feature): 2146 units in stock
V20E150P (UltraMOV™ series): 928 units in stock

All parts carry Active product status, full RoHS3 compliance, and REACH unaffected designation. No electrical or mechanical compromises exist between these options. Selection should be based on supply chain requirements and inventory availability.

Frequently Asked Questions (FAQ)

Q: Can TMOV20RP150E replace V20E150PL4B directly?

A: Yes. Both parts share identical electrical parameters (240 V typical varistor voltage, 10 kA surge current, 120 J energy) and mechanical specifications (Through Hole, Disc 20mm package). The TMOV20RP150E includes thermal protection as an additional feature but maintains full parametric equivalence.

Q: Are there any differences in compliance or certifications?

A: No. All three parts are RoHS3 compliant, REACH unaffected, and carry MSL 1 (Unlimited) moisture sensitivity ratings. Compliance profiles are identical.

Q: What determines if a part is a valid substitute?

A: A valid substitute must match all electrical parameters (varistor voltage range, surge current, energy absorption, capacitance) and mechanical specifications (mounting type, package form factor, circuit count). All three parts in this comparison meet these criteria.

Q: Can I use V20E150P instead of V20E150PL4B?

A: Yes. V20E150P is a parametric equivalent with identical specifications. Both are UltraMOV™ series parts with the same electrical and mechanical characteristics.

Q: Does the series designation (UltraMOV™ vs. TMOV®) affect compatibility?

A: No. Series designation reflects product line organization but does not affect electrical performance or mechanical compatibility when parametric specifications are identical.

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