NAICS UNIVERSITY · Free research for insurance agents
Telephone Apparatus Manufacturing
NAICS 334210 · United States · 2022 edition
This industry comprises establishments primarily engaged in manufacturing wire telephone and data communications equipment. These products may be stand-alone or board-level components of a larger system. Examples of products made by these establishments are central office switching equipment, cordless and wire telephones (except cellular), PBX equipment, telephone answering machines, LAN modems, multi-user modems, and other data communications equipment, such as bridges, routers, and gateways.
Start the review with products liability.
For Telephone Apparatus Manufacturing, the saved research highlights products liability, property, equipment breakdown. Confirm how these arise in the actual operation, what controls are used and whether additional services change the proposed coverage.
Questions to ask
- What specific products are manufactured — telephone handsets, PBX systems, switching equipment, routers, or a mix?
- Who are the primary customers — wholesale distributors, telecom carriers, OEMs, or direct commercial buyers?
- Are any manufacturing processes on-site that involve hazardous chemicals, solvents, or electroplating?
- What is the value of finished goods inventory typically held on premises?
- Has the account experienced any product recall events or products liability claims in recent years?
- For Telephone Apparatus Manufacturing, what should the underwriter know about significant prior products liability claims, particularly those involving system failures in critical infrastructure?
- For Telephone Apparatus Manufacturing, what should the underwriter know about manufacturing processes involving hazardous solvents, chemical cleaning agents, or electroplating that add environmental and health exposure?
- For Telephone Apparatus Manufacturing, what should the underwriter know about heavy reliance on single overseas suppliers for critical components, increasing business interruption vulnerability?
Activities described by this code
Other activities to examine
- Manufacturing internal and external computer modems, single-user fax/modems, and electronic components used in telephone apparatus: 33441 — Semiconductor and Other Electronic Component Manufacturing;
- Manufacturing cellular telephones: 334220 — Radio and Television Broadcasting and Wireless Communications Equipment Manufacturing
Census classification reference
For educational purposes only. AI-generated insurance research and automated logic can contain errors. Independently verify classification and coverage decisions.
Compare another operationInsurance operations research — draft
Establishments in this class manufacture wire telephone and data communications equipment — including central office switching equipment, PBX systems, cordless telephones, LAN modems, routers, bridges, and gateways. Operations typically involve component procurement, circuit board assembly, systems integration, quality testing, and outbound distribution to commercial or wholesale customers.
Questions to investigate
- What specific products are manufactured — telephone handsets, PBX systems, switching equipment, routers, or a mix?
- Who are the primary customers — wholesale distributors, telecom carriers, OEMs, or direct commercial buyers?
- Are any manufacturing processes on-site that involve hazardous chemicals, solvents, or electroplating?
- What is the value of finished goods inventory typically held on premises?
This insurance research was generated in April 2026. It has not received a complete human review. The October 12, 2026 audit checked codes and titles only, not descriptions or coverage assertions.