V12ZC2P Equivalent & Substitute Parts

Part Overview

The V12ZC2P is a 12.5 V, 250 A disc varistor manufactured by Littelfuse Inc., designed for transient voltage suppression in through-hole applications. This component is classified as a Transient Voltage Suppressor (TVS) and is currently in active production status. Equivalent and substitute parts are identified to support procurement flexibility, inventory management, and supply chain continuity for applications requiring identical electrical and mechanical performance characteristics.

Substiute Parts

V12ZC2P

Littelfuse Inc.In Stock: 947V12ZC2P Datasheet

Current PartRFQ

V12ZA2P

LittelfuseIn Stock: 6276V12ZA2P Datasheet

Parametric EquivalentRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitute parts for the V12ZC2P are identified based on strict parametric equivalence across all critical electrical and mechanical specifications. The substitution criteria are:

• Varistor voltage range: 9 V (Min) to 16 V (Max), with typical value of 12.5 V
• Surge current rating: 250 A
• Energy dissipation: 1.2 J
• Maximum AC and DC voltage ratings: 6 V AC / 8 V DC
• Capacitance: 6100 pF @ 1 MHz
• Operating temperature range: -55°C to 85°C
• Mounting configuration: Through Hole
• Package form factor: Disc 10mm
• Compliance certifications: ROHS3 Compliant, REACH Unaffected

The V12ZA2P meets all these criteria and is classified as a parametric equivalent. Both parts belong to the Littelfuse varistor product family and share identical electrical performance and mechanical compatibility.

Parameter Comparison

Engineering Selection Recommendations

Both the V12ZC2P and V12ZA2P are active production components manufactured by Littelfuse Inc. and carry identical electrical specifications, mechanical form factors, and regulatory compliance certifications. Selection between these parts may be based on:

• Inventory availability and lead time requirements
• Supply chain sourcing preferences
• Series designation (ZC versus ZA) as specified in design documentation or procurement standards

Both parts satisfy ROHS3 compliance and REACH regulatory requirements. No performance degradation or functional compromise results from substitution between these components in applications requiring 12.5 V, 250 A disc varistors with through-hole mounting.

Frequently Asked Questions (FAQ)

Q: Can the V12ZA2P be used as a direct replacement for the V12ZC2P?

A: Yes. The V12ZA2P is a parametric equivalent with identical electrical ratings, surge current capacity, energy dissipation, operating temperature range, and mechanical package specifications. Direct substitution is supported without circuit redesign or performance impact.

Q: Are there differences in the series designation between V12ZC2P and V12ZA2P?

A: The parts differ in series designation (ZC versus ZA) but maintain identical electrical and mechanical characteristics. Series designation reflects internal manufacturing or product line classification and does not affect functional performance or compatibility.

Q: What are the critical parameters that define substitution eligibility?

A: Substitution eligibility is determined by matching varistor voltage range (9–16 V typical 12.5 V), surge current (250 A), energy rating (1.2 J), maximum voltage ratings (6 V AC / 8 V DC), capacitance (6100 pF @ 1 MHz), operating temperature (-55°C to 85°C), mounting type (through hole), and package form (disc 10mm).

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

A: Yes. Both the V12ZC2P and V12ZA2P are ROHS3 compliant, REACH unaffected, and carry identical moisture sensitivity levels (MSL 1 – Unlimited). No compliance differences exist between the two parts.

Q: Is there a preferred part for new designs?

A: Selection between V12ZC2P and V12ZA2P is based on availability, procurement strategy, and design documentation requirements. Both parts are in active production status and are equally suitable for new applications.