Pacific Transformer
Pacific Transformer is a custom magnetics manufacturer founded in 1981 and headquartered in Anaheim, California. It designs and builds transformers, inductors, and chokes for aerospace, defense, medical, automotive, industrial, utility, and pro-audio customers across four global facilities.
- Company typePrivate
- Founded1981
- HeadquartersAnaheim, United States
- Headcount11–50
- GTM typeB2B and B2C
- OfferingHardware or Manufacturing
What Pacific Transformer does
Pacific Transformer Corp is a privately held custom magnetics manufacturer founded in 1981 in Anaheim, California, by Jim Richardson, Randy Neverka, and Pat Thomas. The company designs and builds transformers, inductors, and chokes for mission-critical applications across aerospace, defense, medical, automotive, audio, industrial, utilities, and power quality end markets. Its product portfolio spans board-level components through 10,000 kVA three-phase padmount units (45 kV class) and high-frequency ferrite transformers up to 300 kHz, with material capabilities including Litz wire, exotic laminations, and radiation-hardened construction. Approximately 50+ million transformers have been shipped since founding, with named programs including NASA Mars Exploration Rover magnetics (Opportunity exceeded a 90-day planned mission by operating 15+ years), James Webb Space Telescope, US Navy components (25+ years), Raytheon weapons systems, Tesla Superchargers, Harley-Davidson LiveWire, and Otis elevators and escalators (greater than 50% of North American units).
The business operates a hybrid manufacturing model across four ISO 9001 facilities — Anaheim, California (engineering, prototyping, backfill), Tijuana, Mexico (52,000 sq ft, leased December 2021), and operations in Thailand and China — all with identical processes and three-shift capacity. Revenue is generated through (a) one-time custom-design contracts with free engineering, obligation-free 24-hour quotations, and 48-hour prototype turnaround; (b) catalog sales from thousands of pre-engineered designs; and (c) since 2021, a direct-to-consumer e-commerce channel, Pacific Audio Magnetics (pacificaudiomagnetics.com), for guitar amplifier transformers, with a 2023 lower-cost Asian-assembled RED Series extension. Pricing is quote-based with no minimum order quantity, ranging from single prototypes to 10,000+ unit production runs. Quality management is governed by an unusually dense regulatory stack — AS9100D, MIL-T-27/MIL-PRF-27 Class 4/5/6, ITAR, DLA CAGE 66827, WMTC-384 certified test site, UL/CSA/ETL/TUV, IPC 610/J-STD-001, CSA 17025:2017 — and reported outcomes include zero customer rejections out of 358,000 high-reliability parts delivered in a single year.
Ownership remains with the three founders (now including second-generation CFO Justin Richardson), with no institutional capital, private equity backing, or recapitalization disclosed. Growth optionality is concentrated in three vectors: (1) nearshore capacity at the Tijuana facility; (2) consumer audio via the Pacific Audio Magnetics brand and the 2021 Transformer Design and Supply acquisition; and (3) electric-vehicle and charging infrastructure programs with Tesla, GM, Harley-Davidson, and emerging wireless-charging developers. The company has not disclosed revenue, headcount beyond the firmographic 11-50 plus several hundred Mexico hires, or any AI/ML initiatives — its competitive positioning rests on certification depth, engineering talent, design library IP, and global manufacturing redundancy rather than software differentiation.
Pacific Transformer firmographics
Firmographics- Name
- Pacific Transformer
- Legal name
- Pacific Transformer Corp
- Website
- https://pactran.com
- Company type
- Private
- Founded year
- 1981
- Operating status
- Operating
- Headcount range
- 11–50 employees
- Short description
- Pacific Transformer is a custom magnetics manufacturer founded in 1981 and headquartered in Anaheim, California. It designs and builds transformers, inductors, and chokes for aerospace, defense, medical, automotive, industrial, utility, and pro-audio customers across four global facilities.
- Ownership category
- akta.pro rank
Pacific Transformer industry classification
Industry- Product category
- Custom Magnetic Components / Electronic Transformers
- NAICS
- Power, Distribution, and Specialty Transformer Manufacturing (335311), Switchgear and Switchboard Apparatus Manufacturing (335313), Electrical Equipment, Appliance, and Component Manufacturing (335)
- SIC
- Power, Distribution & Specialty Transformers (3612), Electronic Coils, Transformers & Other Inductors (3677), Switchgear & Switchboard Apparatus (3613)
- akta.pro primary industry
- Transformers (Power, Distribution, Instrument, Specialty) (IMAGAAAA)
- akta.pro secondary industries
- Transformers & Magnetics (Power/Signal) (HDAHANAD), Instrument Transformers (CTs/VTs) & Sensors (Conventional/Optical) (EUADACAG), Automotive Power Electronics & Inverters/Converters Manufacturing (IMACAJAE)
Keywords
Where Pacific Transformer is headquartered
LocationHeadquarters
- HQ city
- Anaheim
- HQ country
- United States
- HQ region
- North America
Offices4 records
Markets served
Pacific Transformer business model
Business model- GTM type
- B2B and B2C
- Offering type
- Hardware or Manufacturing
- Cost components
- Personnel, Supply Chain, Operations, Technology or R&D, Infrastructure, Marketing or Sales
Revenue model
- Custom Transformer Manufacturing: Pacific Transformer designs and manufactures custom magnetics (transformers, inductors, chokes) for B2B customers across aerospace, defense, medical, automotive, audio, industrial, utility, and other sectors. Revenue is generated through one-time product sales of custom-designed components — from single prototype units to production runs of 10,000+. No minimum order quantity. Quotations are free and obligation-free; pricing is quote-based.
- Catalog Transformer Sales: Sale of pre-engineered catalog transformers from a library of thousands of proven designs including toroidals, low-profile units, isolation transformers, and inductors. Available in any quantity. Guitar amp transformers sold through Pacific Audio Magnetics e-commerce site (pacificaudiomagnetics.com) and Reverb marketplace as direct-to-consumer.
- Free Engineering & Design Services: Engineering design services provided at no charge as part of the customer acquisition and value proposition — engineers analyze circuit requirements, recommend core materials and winding configurations, run simulations, and deliver optimized custom transformer designs at no cost.
Pricing tiers
| Model | Billing | Price |
|---|---|---|
| Other | Pay-as-you-go | Custom Transformer Projects — Quote-based |
| Unit Pricing | Pay-as-you-go | Catalog Transformers — Unit Pricing |
Go-to-market motion3 records
Distribution channels4 records
Marketing channels9 records
Pacific Transformer product offering
Product offeringCore offering
Pacific Transformer designs and manufactures custom magnetic components — including transformers, inductors, and chokes — for mission-critical applications across aerospace, defense, medical, automotive, industrial, audio, and utility sectors. The company also offers pre-engineered catalog parts and operates the Pacific Audio Magnetics direct-to-consumer brand for guitar amplifier transformers. No minimum order quantity is required, with production ranging from single prototypes to runs of 10,000+ units.
Product overview
Pacific Transformer is a custom transformer manufacturer offering both catalog and custom-designed magnetic components. The core product portfolio spans Custom Transformers (Current/CTs, Flyback, High-Frequency, Isolation, PDU, Pulse, Step-Down, Step-Up, Three-Phase, Toroidal, Voltage/Potential), Distribution Transformers (single and three-phase), Padmount Transformers (liquid-filled, 15-10,000 kVA), and Inductors & Chokes. The company also operates a consumer sub-brand, Pacific Audio Magnetics, for guitar amplifier transformers. Manufacturing facilities are located in the US (Anaheim, CA), Mexico, Thailand, and China.
Differentiator
Problem solved
Functional benefit
Brands
- Pacific Audio Magnetics: Direct-to-consumer brand for guitar amplifier transformers launched in 2021, offering Vintage Replica, Evolution, and Signature series in partnership with George Alessandro.
- Pacific Audio Magnetics RED Series
Products and services
- Custom Transformers Custom-designed transformers engineered to meet specific voltage, form factor, and environmental requirements. Available types include Current (CTs), Flyback, High-Frequency, Isolation, PDU, Pulse, Step-Down, Step-Up, Three-Phase, Toroidal, and Voltage/Potential (VTs/PTs). Target customers are OEMs in aerospace, defense, medical, automotive, industrial, utility, and audio sectors.
- Distribution Transformers Custom distribution transformers for commercial, industrial, and utility applications. Available in single-phase and three-phase configurations with kVA ratings from fractional through 500 kVA, including step-up, step-down, isolation, autotransformers, buck-boost, and K-rated transformers.
- Padmount Transformers Liquid-filled padmount distribution transformers for underground or throated power distribution. Single-phase units from 15-250 kVA; three-phase units from 45-10,000 kVA with high voltages up to 46 kV. Used by utilities for grid infrastructure.
- Inductors & Chokes Custom inductors and chokes including power inductors, common-mode chokes, EMI filters, toroidal inductors, drum core inductors, current sense inductors, and air core inductors. Engineered for applications from power supplies to RF circuits across aerospace, defense, medical, automotive, industrial, and consumer electronics customers.
- Pacific Audio Magnetics Direct-to-consumer brand offering hand-wound vacuum tube guitar amp transformers (power transformers, output transformers, chokes, reverb drivers) manufactured in California. Three product lines: Vintage Replica, Evolution Series, and Signature Series. Sold via pacificaudiomagnetics.com and Reverb marketplace, targeting professional musicians and boutique amp builders.
Quantifiable outcome
- 0 customer rejections out of 358,000 high-reliability parts delivered in one year
- +6 more outcomes
Companies that use Pacific Transformer
Customer profileNamed customers29 records
Segments8 records
Ideal customer profiles6 records
Pacific Transformer technology and API
TechnologyTechnology focussed No
API detail
- Has API
- No
- API docs
- API detail
Core technology
AI maturity
App detail
Feature8 records
Pacific Transformer partnerships and signals
Strategic signalPartnerships
Eight partnerships are on record, tiered core, minor and flagship.
- Otis WorldwidecorePacific Transformer is a strategic supplier to Otis Worldwide (world's leading elevator and escalator company) — over 50% of elevators and escalators in North America run on Pacific Transformer magnetics. Pacific Transformer received the 2022 Otis Supplier Award in Global Supplier Collaboration & Partnership at Otis's first-ever global Supplier Conference.
- Transformer Design and Supply (TDS)corePacific Transformer acquired Transformer Design and Supply (founded 1970 by William 'Bill' Wood Sr.), a famed high-end audio transformer manufacturer based in San Jacinto, CA. TDS built transformers for iconic guitar amplifier brands including Matchless Amplifiers and Divided by 13. The acquisition expanded Pacific Transformer's market position in premium audio, adding TDS's customer relationships and design expertise.
- George AlessandrocorePacific Transformer partnered with renowned amplifier designer George Alessandro (owner of Alessandro High-End Products, 30+ years servicing vintage vacuum tube amplifiers) to launch Pacific Audio Magnetics — the company's first direct-to-consumer brand for guitar amplifier transformers. Three product lines: Vintage Replica (sonic reproductions of 1950s-60s amplifiers), Evolution Series (expanded features), and Signature Series (clean-sheet designs).
- Ken Fischer / Trainwreck AmplifiersminorKen Fischer of Trainwreck Amplifiers referred George Alessandro to Pacific Transformer over 20 years ago. Pacific Transformer has built transformers for Trainwreck amplifiers — some of the most sought-after and expensive guitar amplifiers in history, commanding prices approaching six figures. Original Trainwreck amplifiers still command near six-figure prices.
- International Rectifier (IR)flagshipPacific Transformer collaborated with International Rectifier (IR) to develop transformers and inductors for the DC-to-DC power supplies in the Mars Rover program — converting solar energy to battery power and then to usable power for rover systems. Components significantly exceeded expected lifespan, enabling the rover's mission to extend years beyond its planned 90-day duration.
- Sound Techniques / Graham MilnesminorPacific Transformer assisted in developing vintage transformer reproductions for the Sound Techniques ZR console (modern reproduction of the legendary 1967-1974 console used by The Beatles, David Bowie, The Rolling Stones, and others). Pacific Transformer helped achieve results described as virtually identical to original transformers reverse-engineered by Graham Milnes.
- Josh Crawford / Frontier AmplificationminorJosh Crawford of Frontier Amplification tested Pacific Audio Magnetics transformers and provided testimonial: 'I have built dozens of Fender-style amplifiers over the years and have had the opportunity to try all sorts of transformers from the cheap stuff and most expensive. These are by far my favorite!'
- California Utilities (SCE, PG&E, LADWP)corePacific Transformer is a trusted supplier to Southern California Edison, Pacific Gas & Electric, and Los Angeles Department of Water and Power, providing custom magnetics for substations, metering infrastructure, and grid monitoring systems across California for over 40 years.
Scale indicators9 records
Recent moves8 records
Expansion highlights6 records
Pacific Transformer competitors and assessment
Company assessmentDirect peers
- Triad Magnetics: US-based custom and catalog magnetics manufacturer serving industrial, medical, audio, and power conversion. Closely comparable in product breadth (transformers, inductors, chokes) and B2B custom-engineering model to Pacific Transformer.
- Coilcraft: Major US magnetics manufacturer of inductors, transformers, and chokes for automotive, military, medical, and industrial customers. Direct competitor in custom and catalog magnetics with similar aerospace/defense/automotive customer mix.
- Signal Transformer: US manufacturer of standard and custom transformers, inductors, and chokes for industrial, commercial, and high-reliability applications. Directly comparable in product line and B2B custom magnetics positioning.
- Premier Magnetics: Custom magnetics manufacturer specializing in transformers, inductors, and EMI filters for telecom, industrial, medical, and military customers. Comparable in custom-engineering, low-MOQ service model, and ITAR/aerospace exposure.
- Stangenes Industries: High-reliability custom magnetics manufacturer focused on medical, military, and aerospace applications including MRI, defense, and space. Direct peer in mission-critical magnetics with similar regulatory and quality profile to Pacific.
- Tabtronics: Custom magnetics manufacturer producing transformers, inductors, and coils for military, aerospace, medical, and industrial customers. Closely comparable in custom engineering, MIL-spec, and high-reliability focus.
Broad incumbents
- Hammond Manufacturing: Established public manufacturer of transformers, inductors, enclosures, and power-quality products with a much broader electrical equipment portfolio. Competes with Pacific in distribution and custom transformers and power magnetics.
- Vishay Intertechnology: Large global manufacturer of passive electronic components including inductors, transformers, and magnetics. Overlaps with Pacific in inductor and transformer categories, particularly for automotive, industrial, and military customers.
Emerging players
- Butler Winding: Smaller US custom coil winder and magnetics manufacturer serving medical, military, and industrial customers. Comparable custom low-volume magnetics niche with similar quality-driven positioning.
- API Delevan / Coil Winding Specialist (CWS): Specialty magnetics and coil winding manufacturer focused on RF, power, and custom magnetics for industrial and high-reliability customers. Comparable in custom magnetics engineering for demanding applications.
Market position
Strengths5 records
Weaknesses5 records
Competitive moat5 records
Key risks6 records
Key highlights7 records
Customer concentration
Pacific Transformer social profiles
Digital presencePacific Transformer compliance and trust
Trust signalCompliance11 records
Pacific Transformer financial estimates
Financial estimateRevenue estimate
Valuation estimate
Pacific Transformer leadership team
Management profileNumber of profiles
Profiles5 records
Pacific Transformer subsidiaries and ownership
Company hierarchySubsidiaries2 records
Pacific Transformer funding detail
Funding detailFunding overview
Funding rounds
Investors
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
Pacific Transformer M&A and investment
M&A and investmentM&A
Investments
M&A and investment is available on the Subscription and Enterprise plan.Contact sales →
Frequently asked questions about Pacific Transformer
What does Pacific Transformer do?
Pacific Transformer designs and manufactures custom magnetic components — including transformers, inductors, and chokes — for mission-critical applications across aerospace, defense, medical, automotive, industrial, audio, and utility sectors. The company also offers pre-engineered catalog parts and operates the Pacific Audio Magnetics direct-to-consumer brand for guitar amplifier transformers. No minimum order quantity is required, with production ranging from single prototypes to runs of 10,000+ units.
Is Pacific Transformer a public or private company?
Pacific Transformer is a private company. It is classified as founder individual operated bootstrapped and is currently operating.
When was Pacific Transformer founded?
Pacific Transformer was founded in 1981. It employs 11 to 50 people.
Where is Pacific Transformer based?
Pacific Transformer is headquartered in Anaheim, United States, in the North America region.
How does Pacific Transformer make money?
Three revenue lines are on record. Custom Transformer Manufacturing is the primary driver. The others are catalog Transformer Sales and free Engineering & Design Services.
Who are Pacific Transformer's main competitors?
Direct peers on record are Triad Magnetics, Coilcraft, Signal Transformer, Premier Magnetics, Stangenes Industries and Tabtronics. Broad incumbents are Hammond Manufacturing and Vishay Intertechnology. Emerging players are Butler Winding and API Delevan / Coil Winding Specialist (CWS).
Does Pacific Transformer have an API?
No public API is recorded for Pacific Transformer.
What industry is Pacific Transformer in?
Pacific Transformer's product category is Custom Magnetic Components / Electronic Transformers. Its primary akta.pro industry code is IMAGAAAA, Transformers (Power, Distribution, Instrument, Specialty), with a secondary code of HDAHANAD, Transformers & Magnetics (Power/Signal). Its NAICS code is 335311 and its SIC code is 3612.