What Sonobond Ultrasonics Inc does

Sonobond Ultrasonics, Inc. is a West Chester, Pennsylvania-based manufacturer of ultrasonic metal welding, nonwoven/textile bonding, and plastic bonding equipment founded in 1960 (originally as Aeroprojects Inc.). The company invented ultrasonic metal welding and was awarded the first patent in the technology in 1960; its proprietary Wedge-Reed bonding system, which combines low vibratory amplitude with high vibratory force to weld tinned and oxidized metals without pre-cleaning, remains the foundation of its product portfolio and is backed by more than 150 patents. Sonobond's product line is organized into three families — Metal Welders (including SpliceRite wire splicers, SonoWeld 1600 spot welders, WeldMAX 10,000W high-power spot welders, dual-head systems, and battery/PV solutions), Nonwoven and Textile Bonders (including SeamMaster, LaceMaster, PlungeBonder, RingMaster, Filter Collar Bonder, and cylinder arm machines), and Plastic Bonders (SureWeld 20/35/70 series, Machine Builders Modules, and hand-held systems) — augmented in January 2025 by an Advanced HMI with Smart Touchscreen module offering data logging and four weld modes.

The company sells its equipment through direct field sales, a website with quote/sample-weld request flows, and participation in industry trade shows (SHOT Show, Techtextil North America, The Battery Show, FiltXPO). Customers can purchase, rent at fixed monthly rates with credit toward purchase, or lease through customer-chosen leasing companies; Sonobond also sells replacement parts and provides certified repair services after the one-year/2,000-hour warranty period. Pricing is not publicly disclosed. Named end customers span defense/ballistics (Paraclete Armor), filtration (American Air Filter, Velcon Filters, Kuss Filtration, Enfilter Limited, Supply Pro), cable manufacturing (Lake Cable), electronics (Knowles/Cornell Dubilier), automotive (Axiom Group, Hart Plastics), and education (Cornell University), indicating a vertically diversified enterprise customer base across automotive/EV battery, filtration, defense, medical/PPE, electronics, and textile manufacturing.

Sonobond is a privately held, wholly owned subsidiary of Rowan Technologies, Inc. operating within Inductotherm Group's Welding Division (formalized in 2022 after more than 30 years of prior ownership). The firm is led by President Manning Smith IV, who assumed the role in January 2023 from founding-era president Janet Devine. Revenue figures are not publicly disclosed and the reported direct headcount of 1-10 employees reflects shared parent-company back-office functions rather than the full operating team supporting manufacturing, sales, and service.

Name

Sonobond Ultrasonics Inc

Legal name

Sonobond Ultrasonics, Inc.

Website

https://sonobondultrasonics.com

Company type

Private

Founded year

1960

Operating status

Operating

Headcount range

1–10 employees

Short description

Sonobond Ultrasonics is a 1960-founded Pennsylvania manufacturer of ultrasonic metal welding, textile/nonwoven bonding, and plastic bonding equipment, serving enterprise customers in filtration, defense, automotive/EV battery, and industrial manufacturing via its patented Wedge-Reed System.

Ownership category

akta.pro rank

Product category

Industrial Ultrasonic Welding Equipment

NAICS

Welding and Soldering Equipment Manufacturing (333992), Metalworking Machinery Manufacturing (33351)

SIC

Special Industry Machinery, Nec (3559)

akta.pro primary industry

Welding, Joining & Soldering Equipment (Arc, Resistance, Friction, Brazing) (IMAHADAH)

Keywords

• Ultrasonic welding equipment
• Industrial metal welders
• Nonwoven textile bonding
• Plastic bonding machinery
• Wire splicing equipment

Headquarters

HQ city

West Chester

HQ country

United States

HQ region

North America

Offices1 record

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

Personnel, Operations, Technology or R&D, Marketing or Sales, Supply Chain

Revenue model

1. Ultrasonic Equipment Sales: Sonobond generates revenue primarily from selling ultrasonic welding and bonding equipment. They manufacture and sell a comprehensive line of metal welders, textile/nonwoven bonders, and plastic bonders as stand-alone units or modular systems for integration into production lines.
2. Equipment Rental Program: Sonobond offers a rental program that permits short-term use at a fixed monthly rate with credit that can be applied against purchase price. They also work with customer-chosen leasing companies.
3. Replacement Parts and Service: After warranty expires, Sonobond provides repair services and sells genuine replacement parts for their equipment. They offer one full year warranty against defects in workmanship.

Pricing tiers

Go-to-market motion1 record

Distribution channels3 records

Marketing channels8 records

Core offering

Sonobond Ultrasonics manufactures and sells ultrasonic welding and bonding equipment for industrial manufacturers worldwide. Its product line covers metal welding systems (wire splicers, spot welders, foil splicers), nonwoven and textile bonding machines (SeamMaster, LaceMaster, RingMaster, Filter Collar Bonder), and plastic bonders (SureWeld series), all built around its patented Wedge-Reed System. Equipment is offered as standalone units or as OEM-integrable modules, sold direct with custom tooling and supported by US-based service and replacement parts.

Product overview

Sonobond Ultrasonics manufactures a comprehensive portfolio of ultrasonic bonding and welding equipment organized into three main product lines: Metal Welders (including SpliceRite™ Wire Splicer, SonoWeld® 1600 Spot Welder, WeldMAX™ Ultrasonic Spot Welder, Dual Head SpliceRite™, Dual Head Metal Spot Welder, Battery Assembly Solutions, and Photovoltaic (PV) Modular System), Nonwoven and Textile Bonders (including SeamMaster®, LaceMaster™, PlungeBonder™, RingMaster™, Filter Collar Bonder™, and Cylinder Arm Machines), and Plastic Bonders (including Standard 3000/SureWeld™ 20, Easy 745/SureWeld™ 35, Standard 50/SureWeld™ 70, Machine Builders Modules, and Hand-Held Systems). The company also offers the Advanced HMI with Smart Touchscreen as an add-on module for enhanced quality control and data logging. All products utilize Sonobond's patented Wedge-Reed System for ultrasonic metal welding, which combines low vibratory amplitude with high vibratory force for superior weld strength.

Differentiator

Problem solved

Functional benefit

Brands

• SeamMaster®: Ultrasonic bonding machines for nonwoven and textile applications
• SonoWeld®
• SpliceRite™
• WeldMAX™
• LaceMaster™
• PlungeBonder™
• RingMaster™
• SureWeld™

Products and services

• SpliceRite™ Ultrasonic Wire Splicer Wire splicer that delivers solid-state, ultra-low-resistance welds without melting wires, producing sparks or arc damage. Uses the patented Wedge-Reed System to weld tinned and oxidized wires in one pulse without pre-cleaning. Targeted at wire harness, battery, and electrical-assembly manufacturers.
• SonoWeld® 1600 Spot Welder Microprocessor-controlled ultrasonic metal spot welding system producing strong, consistent spot welds and wire-to-terminal welds at 3,500-watt output, with RS232 data transfer and storage for up to 250 weld protocols. Used by electronics, capacitor, and cable manufacturers.
• WeldMAX™ Ultrasonic Spot Welder Industry's most powerful ultrasonic spot welder at up to 10,000 watts of output power, capable of joining stranded copper wire up to 200 sq. mm cross-sectional area in a single solid-state pulse without heat, current, fluxes, or consumables. Used in EV battery, heavy electrical, and high-amperage assembly applications.
• Dual Head SpliceRite™ Wire Splicer Two-headed ultrasonic wire splicer with 3,500-watt power supply that welds copper wire bundles up to 100 sq. mm cross-sectional area using the patented Wedge-Reed System for doubled throughput on wire-harness and battery-assembly lines.
• Dual Head Metal Spot Welder Dual-head ultrasonic metal spot welder designed to join up to 100 layers of copper or aluminum foil in a single pulse without tearing foils as thin as seven microns. Targeted at capacitor, battery, and multilayer-foil applications.
• Foil Splicer™ Ultrasonic Foil Splicing Equipment Continuous seam welding and splicing units for thin aluminum and copper foils up to 0.004 inches thick and up to 48 inches wide, deployed across virtually all U.S. foil mills for converting and mill-joining operations.
• Advanced HMI with Smart Touchscreen Human-machine interface sold as a standalone upgrade for Sonobond metal welders, providing four weld modes (time, energy, height, height+energy), real-time monitoring, sequential job selection, weld history logging for the last 1,000 welds, USB data export for trending and analysis, and multi-level security access.
• Photovoltaic (PV) Ultrasonic Modular System 50 kHz high-frequency, low-amplitude modular system that welds aluminum strips to metallized glass on photovoltaic modules without cracking glass panels, creating array interconnects with excellent conductivity and no melting, fluxes, or consumables. Sold to solar-panel manufacturers as an OEM-integrable module.
• SeamMaster® Ultrasonic Bonding Machine Hand-guided ultrasonic machine that sews, seals, and trims synthetic fabrics without thread, glue, or consumables, bonding up to four times faster than conventional sewing and ten times faster than heat sealing. Deployed for PPE, medical, filtration, and apparel assembly.
• LaceMaster™ Ultrasonic Lacing, Quilting & Embossing Machine Ultrasonic machine for lacing, quilting, and embossing synthetic fabrics with more than 500 available roller patterns, producing patterned trims up to 2 inches wide. Targeted at nonwoven converters and specialty textile manufacturers.
• PlungeBonder™ Ultrasonic Textile/Filters Bonder Ultrasonic bonder for large pieces and hard-to-bond materials with thick and multi-layer capabilities, used to produce box-style filters, seal filter bag ends, and assemble ballistic-vest inner shells.
• RingMaster™ Ultrasonic Filter Bag Machine Filter-bag assembly machine using three 20 kHz ultrasonic modules and 1,500-watt power supplies to attach heavy-weight felted filter bags to rigid plastic collars, producing dependable 360-degree bonds in less than 10 seconds at up to 250 bags per hour.
• Filter Collar Bonder™ Attaches nonwoven filter bags to plastic circular collars with reliable 360-degree bonds in as little as 45 seconds, producing 50–80 bags per hour without adhesives or stitching. Used by specialty filter manufacturers.
• Ultrasonic Cylinder Arm Machines Around-the-arm and off-the-arm cylinder-arm ultrasonic bonders specialized for cuffs, sleeves, collars, pant legs, and filters, with optional arm extension for filtration applications. Sold as standalone production units.
• Standard 3000/SureWeld™ 20 Ultrasonic Plastic Bonder 1,000 to 3,000-watt ultrasonic plastic bonder for large plastic parts or hard-to-weld materials, used in automotive, appliance, packaging, toy, and housewares industries.
• Easy 745/SureWeld™ 35 Ultrasonic Plastic Bonder 400, 600, or 900-watt ultrasonic plastic bonder for smaller plastic assemblies or metal-fastener insertion, used to insert screws into plastic, splice film, and seal air-valve caps.
• Standard 50/SureWeld™ 70 Ultrasonic Plastic Bonder Most compact Sonobond plastic bonder for ultrasonic welding of micro-miniature or extra-delicate components, used by electrical, packaging, and optical industries.
• Machine Builders Ultrasonic Modules for Plastic Bonding OEM ultrasonic welding modules in 20 kHz and 35 kHz versions with full 360-degree rotation of the acoustic stack, sold to machine builders for integration into special-purpose production machines and automated assembly lines.
• Hand-Held Systems for Ultrasonic Plastic Bonding & Cutting Hand-held 35 kHz and 70 kHz ultrasonic welding and cutting units offering high-frequency performance that prevents component cracking, ideal for delicate plastic components and lightweight synthetic assemblies.

Quantifiable outcome

• Bonding speed: 4x faster than conventional sewing, 10x faster than adhesive methods
• +5 more outcomes

Named customers12 records

Segments6 records

Ideal customer profiles3 records

Technology focussed Yes

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature4 records

Partnerships

One partnership is on record.

• Inductotherm GroupcoreOthersSonobond is a wholly-owned subsidiary of Inductotherm Group's parent company. The company became part of Inductotherm Group's Welding Division, gaining access to advanced power supply technologies through the Welding Group's global service contacts and expanded supply chain resources.

Scale indicators3 records

Recent moves6 records

Expansion highlights6 records

Direct peers

• Branson Ultrasonics (Emerson): Branson Ultrasonics, part of Emerson, is the historically dominant player in ultrasonic plastics welding and a major ultrasonic metal welding competitor. Directly comparable product portfolio (metal spot welders, plastic welders, vibration welders) and serves overlapping automotive, electronics, and medical customers.
• Dukane Intelligent Assembly Solutions: Dukane manufactures ultrasonic welding equipment for plastics, metals, and textiles with comparable product breadth to Sonobond. Directly competes in plastic bonding and offers ultrasonic metal welding solutions serving automotive and medical device OEMs.
• Herrmann Ultrasonics: Herrmann is a leading European manufacturer of ultrasonic welding systems for plastics, metals, and textiles with comparable technology platform and global automotive/filtration customer base. Direct competitor in Sonobond's core metal and textile bonding segments.
• Telsonic (Telsonic Solutions): Telsonic manufactures ultrasonic metal welding, plastic welding, and cutting systems for industrial applications. Directly competes in metal welding for automotive/EV batteries and serves textile/nonwoven markets similar to Sonobond's SeamMaster line.
• Schunk Sonosystems: Schunk Sonosystems is a German manufacturer specializing in ultrasonic metal welding equipment with strong presence in automotive wire harness and battery applications. Direct competitor in metal welding for EV battery and automotive cable markets where Sonobond's WeldMAX competes.
• Rinco Ultrasonics: Rinco Ultrasonics produces ultrasonic welding equipment for plastics, metals, and food packaging. Directly comparable in plastic bonding product line and competes in similar OEM integration modules for industrial automation customers.
• Sonics & Materials: Sonics & Materials manufactures ultrasonic welding systems, components, and tooling for plastics, metals, and textiles. Direct competitor across Sonobond's three product lines with similar specialty industrial focus and US-based operations.

Broad incumbents

• Schunk Group (parent context): Schunk Group is a large German industrial technology company whose Sonosystems division competes with Sonobond in ultrasonic metal welding. While much larger and more diversified, it provides context on the consolidated competitive landscape for Sonobond's specialty metal welding business.
• Emerson Electric: Emerson Electric is the parent of Branson Ultrasonics, a much larger diversified industrial conglomerate with extensive global sales and service channels that dwarf Sonobond's footprint. Relevant as the dominant competitive incumbent whose Branson division competes head-to-head with Sonobond in automotive and plastics welding.

Others

• Inductotherm Group: Inductotherm Group is the parent company that owns Sonobond Ultrasonics as part of its Welding Division. While not a competitor, it provides shared power-supply technology, global service network, and capital backing that effectively shapes Sonobond's competitive positioning.

Market position

Strengths5 records

Weaknesses4 records

Competitive moat3 records

Key risks5 records

Key highlights7 records

Customer concentration

• YouTubeyoutube.com/channel/UC0NLGKs7Qrc1PTzafAnY7_Q
• LinkedInlinkedin.com/company/sonobond-ultrasonics-inc-/about

Revenue estimate

Valuation estimate

Number of profiles

Profiles3 records

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Sonobond Ultrasonics Inc