E-Z-Hook
E-Z-Hook is a US-based manufacturer of electrical test accessories, including test hooks, probes, leads, and connectors, serving aerospace, automotive, defense, EOD, medical, energy, and electronics industries from its Irwindale, California facility since 1956.
- Company typePrivate
- Founded1956
- HeadquartersArcadia, United States
- Headcount11–50
- GTM typeB2B
- OfferingHardware or Manufacturing
What E-Z-Hook does
E-Z-Hook is a US-based manufacturer of electrical test accessories founded in 1956 by Bob Youger and currently operating as a division of Tektest, Inc. The company designs and produces a focused portfolio of test hooks (mini, macro, and micro variants), test probes, test leads, connectors and adapters, harness board products, coaxial cable assemblies, wire and cable, and industry-specific kits, totaling over 1,000 SKUs across eight core categories. It serves seven primary verticals — aerospace, automotive, defense, EOD (explosive ordnance disposal), medical, energy, and electronics — plus a non-primary hobbyist segment, with applications spanning logic analyzer and oscilloscope testing, wire harness and insulation-piercing connections, military equipment testing, and medical device validation.
The company's underlying technology is anchored by original patents on its hypo-action test hook design from the 1956-70 period, with derivative products such as the X100W mini-hook still in production. Technical differentiators include insulation-piercing macro-hooks (XJL, XEL) developed for automotive wire harness testing, double gripper micro-hooks (XKM) for defense and EOD reliability requirements, and specialized insulation-piercing wire clamps (XB) for hazardous-environment applications. Manufacturing is consolidated at a 24,000+ square foot facility in Irwindale, California, with ISO 9001:2015 certification (obtained October 2016 from KSQA), RoHS and REACH compliance, and CCPA / Prop 65 compliance, supporting rapid 48-hour fulfillment on standard items.
E-Z-Hook's business model combines standardized product sales at unit prices ranging from $0.39 (alligator clips) to $131.91 (premium probe leads), custom engineering and prototyping services for tailored cable lengths, hook bends, plating, and kit configurations, and contract assembly and product testing services. Distribution occurs through three channels: a direct e-commerce storefront (e-z-hook.com) with cart, account, and catalog filtering; a global distributor network established in the 1970s spanning Canada, Mexico, South America, and Western Europe; and direct phone/email enterprise sales via a toll-free order desk. The company maintains low minimum order quantities to serve both enterprise customers and smaller buyers, and is family-owned under Wood family control since 1971, with third-generation family members actively involved since 2000.
E-Z-Hook firmographics
Firmographics- Name
- E-Z-Hook
- Legal name
- E-Z-Hook, A Division of Tektest, Inc.
- Website
- https://e-z-hook.com
- Company type
- Private
- Founded year
- 1956
- Operating status
- Operating
- Headcount range
- 11–50 employees
- Short description
- E-Z-Hook is a US-based manufacturer of electrical test accessories, including test hooks, probes, leads, and connectors, serving aerospace, automotive, defense, EOD, medical, energy, and electronics industries from its Irwindale, California facility since 1956.
- Ownership category
- akta.pro rank
E-Z-Hook industry classification
Industry- Product category
- Electrical Test Accessories
- NAICS
- Instrument Manufacturing for Measuring and Testing Electricity and Electrical Signals (334515), Navigational, Measuring, Electromedical, and Control Instruments Manufacturing (3345), Current-Carrying Wiring Device Manufacturing (335931), Electrical Equipment Manufacturing (3353)
- SIC
- Instruments For Meas & Testing Of Electricity & Elec Signals (3825), Electronic Connectors (3678), Electronic Components & Accessories (3670)
- akta.pro primary industry
- Test & Measurement Equipment (Oscilloscopes, DAQ, signal analyzers, calibration benches) (IMAGAFAC)
- akta.pro secondary industries
- Sockets, IC Sockets & Test/Programming Interconnects (HDAHAOAF), Cable Accessories & Joints/Terminations (splices, joints, terminations, link boxes) (EUADADAC), Testing, Certification & Inspection Tools (Copper/Fiber) (HDAFALAK), Test, Probe & Burn-In Equipment (Wafer Sort/Final Test) (HDAHAEAJ)
Keywords
Where E-Z-Hook is headquartered
LocationHeadquarters
- HQ city
- Arcadia
- HQ country
- United States
- HQ region
- North America
Offices1 record
Markets served
E-Z-Hook business model
Business model- GTM type
- B2B
- Offering type
- Hardware or Manufacturing
- Cost components
- Supply Chain, Personnel, Operations, Infrastructure, Marketing or Sales
Revenue model
- Standard Product Sales: Sale of standardized electrical test accessories including test hooks, probes, leads, connectors, and cable assemblies. Products are available for immediate purchase with most standard items shipping within 48 hours.
- Custom Product Solutions: Engineering and customization services for tailored products including custom cable and lead lengths, hook bends, plating specifications, and specialized kits. Includes end-to-end product development from design to prototyping to finished product.
- Assembly Services: Integration services leveraging experienced production team to integrate non-E-Z-Hook products and client-provided components. May include component purchasing and specific assembly aspects.
Pricing tiers
| Model | Billing | Price |
|---|---|---|
| Unit Pricing | Pay-as-you-go | Standard Test Hooks |
| Unit Pricing | Pay-as-you-go | Test Leads |
| Unit Pricing | Pay-as-you-go | Connectors & Adapters |
| Other | Multi-year contract | Custom Solutions |
Go-to-market motion1 record
Distribution channels3 records
Marketing channels4 records
E-Z-Hook product offering
Product offeringCore offering
E-Z-Hook manufactures and sells electrical test accessories including test hooks (mini, macro, and micro), test probes, test leads, connectors, adapters, coaxial cable assemblies, wire and cable, harness boards, and industry-specific kits. The company also provides engineering, customization, assembly, and product testing services to support tailored test and measurement solutions for industrial customers.
Product overview
E-Z-Hook is a manufacturer of electrical test accessories offering a comprehensive portfolio of products organized into core categories: Test Hooks (Mini, Macro, and Micro variants totaling 64 products), Test Probes (15 products), Test Leads (430 products), Connectors & Adapters (274 products including Coaxial, Alligator Clips, and Panel Mounts), Harness Boards (20 products for wire testing), Coaxial Cable Assemblies (229 products), Wire & Cable (23 products), and Industry-Specific Kits (23 products). The company provides engineering, customization, assembly, and testing services alongside its product lines. Founded in 1956, the products serve aerospace, automotive, defense, electronic, energy, medical, and hobbyist industries with a focus on test hooks as the foundational product category.
Differentiator
Problem solved
Functional benefit
Products and services
- Test Hooks A comprehensive line of test hooks including Mini Hooks (33 variants), Macro Hooks (9 variants), and Micro Hooks (22 variants) used for electrical test connections in electronic testing, automotive, defense, and industrial applications.
- Mini Hooks Standard-sized test hooks including the flagship X100W model and variants such as X100W-NM, X100W2, XL1, XR25, and high-temperature versions. The X100W dates to 1971 and remains in production.
- Macro Hooks Large-sized test hooks including XEL, XJ, XJL, XH, XHL, XCH, XCHL, XD, and XDL variants, many featuring insulation-piercing capability for automotive and industrial wire harness testing.
- Micro Hooks Compact test hooks including XK (Double Gripper), XM, XG25 (Micro-Lock), XEP (Insulation Piercing), and P25 (Pico-Hook) variants with 0.025" square pins for small component and fine-pitch testing.
- Test Probes Test probes including Needle Tip, Pin Tip, Lantern Banana Plug, OEM Style, and Fused Modular variants used for automotive diagnostics and electronic test applications.
- Test Leads Extensive line of 430 test leads soldered to various connectors including hooks, probes, alligator clips, and pins. Available in multiple wire gauges (14-28 AWG), insulation types (PVC, Teflon, Silicone), and configurations including coil cords.
- Connectors and Adapters 274 connector and adapter products including Coaxial (150), Alligator Clips (18), Pins/Plugs/Sockets (74), Panel Mounts/Binding Posts (17), and Terminal Rings/Spade Lugs (17) supporting BNC, banana, pin, and spade connections.
- Coaxial Connectors 150 coaxial connector products supporting BNC, TNC, N Series, and UHF types for RG58C/U, RG59/U, RG62B/U, RG174/U cables and video applications.
- Harness Boards 20 products for wire harness testing including E-Z-Nailclip test terminals, harness nails (1.25" to 5" lengths), insulation piercing wire-clamps, and accessories for automotive wiring verification.
- Coaxial Cable Assemblies 229 coaxial cable assemblies including BNC Female (29), BNC Male (84), Double Banana (46), Phone Plug (35), and SMA/UHF/N Series (30) configurations with various connector combinations.
- Wire and Cable 23 wire and cable products including wire spools (12) in 14-28 AWG with PVC, rubber, silicone, or Teflon insulation, and coaxial cable spools (11) including RG58C/U, RG142B/U, RG174/U, and video cable types.
- Engineering Services Design and development services from design drawings to machining, tooling, and fixtures enabling products to progress from design through prototyping to finished production.
- Customized Solutions Customization services for existing products including custom cable and lead lengths, hook bends, plating specifications, and kit configurations to meet unique customer requirements.
- Assembly Services Integration services for non-E-Z-Hook products and client-provided components, including component purchasing and specific assembly operations managed by an experienced production team.
- Product Testing Services Client-requested test reports including first article inspection, process control plans, validation reports, and tensile testing with documented quality verification.
- Quality Services Quality planning and continuous improvement focused on risk elimination with in-process inspection during manufacturing and final inspection ensuring product meets requirements.
- 82-1 Series Harness Board Connector A harness board connector from the 82 series that allows quick release of wires after testing. Based on the 82-2 product line, it features a bed of piercing nails that enables testing of wire connections without requiring wire stripping, with a clamp or lever holding the wire against the piercing nails.
Quantifiable outcome
- Most standard products ship within 48 hours
- +1 more outcomes
Companies that use E-Z-Hook
Customer profileSegments8 records
Ideal customer profiles5 records
E-Z-Hook technology and API
TechnologyTechnology focussed No
API detail
- Has API
- No
- API docs
- API detail
Core technology
AI maturity
App detail
Feature4 records
E-Z-Hook partnerships and signals
Strategic signalPartnerships
One partnership is on record.
- Ash M. Wood CompanycoreFrom 1958 to 1970, Ashford Wood and his son Phelps Wood represented the E-Z-Hook product line through the Ash M. Wood Company. This distribution partnership was instrumental in establishing early sales channels and market presence. Ashford and Phelps Wood subsequently purchased E-Z-Hook in 1971, transitioning the relationship to ownership.
Scale indicators4 records
Recent moves7 records
Expansion highlights4 records
E-Z-Hook competitors and assessment
Company assessmentBroad incumbents
- Amphenol: Large diversified connector and interconnect manufacturer. Overlaps with E-Z-Hook's connector and adapter SKUs as well as coaxial cable assemblies, especially for defense and aerospace customers.
- Tektronix: Established test and measurement company whose oscilloscope and logic analyzer users are core E-Z-Hook customers (e.g., for XKM micro-hooks). Overlaps in the electronic testing customer base rather than directly in accessories.
- Keysight Technologies: Major electronic test and measurement company serving aerospace, defense, and electronics. Comparable at the application level (electronic test connections for oscilloscopes and analyzers) even though Keysight is much broader and instrument-focused.
- Fluke Corporation: Dominant test and measurement instrument company offering multimeters, oscilloscopes, and accessories. While its core is full instruments rather than accessories, Fluke-branded test leads and probes compete with E-Z-Hook offerings in the same buyer workflows.
- Klein Tools: Established manufacturer of electrical test tools and accessories for professional electricians. Comparable in the electrical test accessories category with broader brand reach into the trade professional and energy segments.
- IDEAL Electrical: Manufacturer of electrical test instruments and accessories, including test leads and probes for electrical contractors. Comparable in the test accessory category serving energy and electrical testing customers.
Direct peers
- Pomona Electronics: Manufacturer of electronic test accessories including test leads, probes, clips, and connectors. Closely comparable product line to E-Z-Hook across standard catalog items used in lab and field testing.
- Hirschmann Test and Measurement (Belden): Manufacturer of test probes, leads, and connectors for industrial and laboratory use. Directly comparable product categories and customer base in electrical test accessories.
- Mueller Electric: Manufacturer of test clips, hooks, jumpers, and connectors for electrical testing. Direct overlap with E-Z-Hook's mini-hook and clip categories serving similar automotive and electronics test customers.
Emerging players
- Schaefer Test Equipment (Schaefer Engineering): Specialized provider of test accessories and adapters for power electronics and renewable energy testing. Comparable to E-Z-Hook in niche customization capabilities and energy-sector focus.
Market position
Strengths5 records
Weaknesses5 records
Competitive moat5 records
Key risks6 records
Key highlights6 records
Customer concentration
E-Z-Hook social profiles
Digital presenceE-Z-Hook compliance and trust
Trust signalCompliance4 records
E-Z-Hook financial estimates
Financial estimateRevenue estimate
Valuation estimate
E-Z-Hook leadership team
Management profileNumber of profiles
E-Z-Hook funding detail
Funding detailFunding overview
Funding rounds
Investors
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
E-Z-Hook 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 E-Z-Hook
What does E-Z-Hook do?
E-Z-Hook manufactures and sells electrical test accessories including test hooks (mini, macro, and micro), test probes, test leads, connectors, adapters, coaxial cable assemblies, wire and cable, harness boards, and industry-specific kits. The company also provides engineering, customization, assembly, and product testing services to support tailored test and measurement solutions for industrial customers.
Is E-Z-Hook a public or private company?
E-Z-Hook is a private company. It is classified as family owned and is currently operating.
When was E-Z-Hook founded?
E-Z-Hook was founded in 1956. It employs 11 to 50 people.
Where is E-Z-Hook based?
E-Z-Hook is headquartered in Arcadia, United States, in the North America region.
How does E-Z-Hook make money?
Three revenue lines are on record. Standard Product Sales are the primary driver. The others are custom Product Solutions and assembly Services.
Who are E-Z-Hook's main competitors?
Broad incumbents on record are Amphenol, Tektronix, Keysight Technologies, Fluke Corporation, Klein Tools and IDEAL Electrical. Direct peers are Pomona Electronics, Hirschmann Test and Measurement (Belden) and Mueller Electric. Schaefer Test Equipment (Schaefer Engineering) is listed as an emerging player.
Does E-Z-Hook have an API?
No public API is recorded for E-Z-Hook.
What industry is E-Z-Hook in?
E-Z-Hook's product category is Electrical Test Accessories. Its primary akta.pro industry code is IMAGAFAC, Test & Measurement Equipment (Oscilloscopes, DAQ, signal analyzers, calibration benches), with a secondary code of HDAHAOAF, Sockets, IC Sockets & Test/Programming Interconnects. Its NAICS code is 334515 and its SIC code is 3825.