it to others. Source: Z2 Customer Satisfaction Survey.
Find Reliable Cross References for Electronic Components. Instantly.
- Access 1B+ cross references for parts ranging from passives to semiconductors
- Compare parametric differences side-by-side without ever opening a datasheet
- Evaluate lead time, pricing, and distributor availability
- Reduce redesign costs by finding available alternatives before part go obsolete
Z2 touches all aspects of the component, from design to manufacturing. It not only saves me time but also that of the regulatory compliance, procurement, and design teams. Each department saves so much time using Z2’s platform.
Start finding crosses today
- No credit card required
- Full platform access
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Find the Right Alternate Part the First Time
More than a parts database, Z2 provides the intelligence and workflows teams need to actively manage supply chain risk.
Customizable Crosses
Access comprehensive part intelligence from a single, centralized dashboard.
- Access 1B+ verified crosses instantly
- Find form-fit-function replacements fast
- Same-supplier and competing-supplier options
- Crosses graded and categorized automatically
- Risk scores on every suggested cross
- Filter by lifecycle, compliance, and origin
- Works for passives, actives, and semiconductors
- Scale from one part to thousands
Compare Parts
Side-by-side technical comparisons of parametric features without ever opening a PDF datasheet.
- Side-by-side parametric comparisons, no datasheets
- Highlights matching and differing specs automatically
- Compare across multiple manufacturers at once
- Spot disqualifying differences in seconds
- Works at part level or BOM level
- Make design decisions faster with confidence
- Normalized data means apples-to-apples accuracy
- Covers 100+ component lines
Unlimited Part Search
Monitor compliance requirements with real-time alerts and and built-in reporting and documentation capabilities.
- Search across 1B+ components in one place
- Covers semiconductors, passives, memory, connectors, and more
- Deep technical specs without opening a single PDF
- Set custom parameters to narrow results instantly
- Real-time availability and lifecycle status included
- Trusted by automotive, defense, and OEM teams
- Scales from a single part to your full catalog
- Always up-to-date manufacturer data
BOM Level Crosses
Narrow thousands of crosses down to only the parts that meet your exact design requirements.
- Upload your full BOM and get crosses instantly
- Identifies every at-risk part across your product lines
- Flags obsolete and last-time-buy parts automatically
- Find replacements before production stops
- Deep risk analysis across hundreds of parts at once
- Avoid supply-driven redesigns and over-purchasing
- Tracks cross status part by part
- Trusted by leading OEMs worldwide
Advanced Filters
Easily view form-fit-function crosses from multiple suppliers or find replacements from the same supplier.
- Filter by RoHS, REACH, and conflict minerals
- Narrow by lifecycle — active, NRND, or obsolete
- Filter by country of origin for sourcing control
- Specify package type, grade, and operating specs
- Combine multiple filters in a single search
- Save filter sets for your team to reuse
- Works across cross references and part search
- Built for engineering and procurement teams
Lead Time & Pricing
Comprehensive parts intelligence with real-time lifecycle, obsolescence tracking, and risk scoring for every component.
- Real-time pricing from distributors worldwide
- Lead time data updated continuously
- View pricing at multiple quantity breaks
- Avoid parts that won’t meet your delivery date
- Spot the fastest available alternative instantly
- Stock quantities updated in real time
- Never get caught by a supply shortage again
- Compare availability across cross reference options
Obsolescence Information
Uncover hidden risk across Tier 1 and multi-tier suppliers spanning financial health, operational stability, and more.
- Active lifecycle monitoring on every part
- End-of-life predictions before surprises hit
- Last time buy notifications when you still have time
- Instant replacement recommendations on EOL parts
- BOM-level impact assessment for obsolete parts
- Change history tracking across part revisions
- Automated alert workflows for your entire team
- Stay ahead of discontinuations before they disrupt production
Risk Scores
Instantly see risk scores on every cross reference and part, graded from drop-in safe to review required, so your team can make faster and more confident sourcing and design decisions.
- Proprietary risk score on every cross reference
- Scores factor in lifecycle, supply, and spec match
- Instantly see which crosses are safe to use
- Grades range from drop-in to review required
- Catch high-risk parts before they reach production
- Compare risk across all suggested alternatives
- Updated as market conditions change
- Back every design decision with real data
Why Engineers Choose Z2 for Cross Referencing
Identify better alternates faster with deeper intelligence behind every part.
Features
Verified Cross References for 1Billion Parts
Side-by-Side Comparisons of Parametric Features
Cross Part Differences Graded and Categorized
Easily Find Replacements from the Same Supplier
Part Selection Risk Scores for Each Suggested Cross
Advanced Filters and Cross Reference Search Options
Real-Time Lead Time and Pricing on 1B+ Parts
BOM-Level Cross Reference Analysis
BOM Level Crosses
Obsolescence Management and Lifecycle Alerts
Pre-Defined & Custom Reports
Find Crosses in Seconds
Upload a part number or BOM and instantly discover alternate components and hidden risks.
Trusted by Supply Chain Leaders
Z2 fills a critical gap for our purchasing... so we don't end up with stoppages. It has been a valuable tool allowing our organization to avoid supply driven product redesigns and, alternatively, massive inventory over-purchasing.
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It was a game changer for us. Z2 freed our team from manual checking and data gathering, delivered incredible time savings across our entire product portfolio, and gave us a scalable foundation to future proof our compliance processes.
The great thing about Z2 is that it has been evolving with the industry and global requirements. The tool has been helping us more and more as we have been using it, and the benefits to the company have been increasing with our usage.
What we're now doing is building out a global component library with a connector – or data feed – from Z2, which is the world's most comprehensive aggregator of electronic component-level attribute information.
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Support that actually shows up.
Every Z2 customer gets a dedicated Customer Success Manager who knows your industry, your BOM, and your goals. We don't just onboard you—we stay with you.
Get Started in Minutes
Start identifying cross references and component risks immediately.
Search a Part Number or Upload a BOM
Enter a manufacturer part number or upload your BOM to begin identifying alternate components.
Compare Alternate Components
Review compatible parts using deep parametric data and manufacturer intelligence.
Evaluate Lifecycle and Market Risk
Analyze lifecycle status, obsolescence risk, lead time, pricing, and supplier availability before selecting a replacement.
Why industry leaders use Z2 for finding crosses
Deeper Component Intelligence
1 billion+ electronic and electromechanical parts enriched with lifecycle, compliance, and supply chain data.
Smarter Cross Referencing
Identify validated alternates with deeper parametric and manufacturer insights.
Supply Chain Visibility
Understand the risk behind every component before making design decisions.
One Unified Platform
An intuitive interface your entire team can use from day one, not just engineers.
Frequently Asked Questions
What is an electronic component cross reference?
How does a part number cross reference work?
Can I find alternative electronic components for obsolete parts?
What is a semiconductor cross reference?
How does a transistor cross reference guide help?
A transistor cross reference guide compares electrical ratings, pinouts, and performance to find safe replacements. Tools like NTE transistor cross reference and transistor equivalent search help engineers avoid redesigns.
What is a connector cross reference?
A connector cross reference helps match compatible connectors across manufacturers such as Molex. Connector cross reference tools ensure mechanical fit, pin compatibility, and reliable interchangeability.
Can I cross reference electronic parts from multiple suppliers?
Yes. Electronic part cross reference tools search across manufacturers, distributors, and electronic parts brokers to identify alternates and improve sourcing flexibility.
Why use a cross reference search for electronic components?
A cross reference search speeds up sourcing, reduces downtime, and minimizes redesign risk. Electronic component cross reference tools help teams maintain production when parts are constrained or discontinued.