--- title: OTC DAIHEN Blog | Welding and Automation News | Buyers Guides description: Buyers Guides | Learn more about what's going on in the welding and automation industry and get tips for making your processes more efficient on the OTC DAIHEN blog. --- [![OTC Daihen Inc.](https://www.daihen-usa.com/wp-content/uploads/2022/05/logo.png)](https://www.daihen-usa.com/) [OTC DAIHEN](https://www.daihen-usa.com) ## Primary Menu - Technologies - [![Synchro-Feed-Evolution-menu](https://www.daihen-usa.com/wp-content/uploads/2024/01/Synchro-Feed-Evolution-menu.webp)Synchro Feed Evolution Ultra Low Spatter Welding](https://www.daihen-usa.com/low-spatter-synchro-feed-evolution/) - [![ultra-low-spatter-menu](https://www.daihen-usa.com/wp-content/uploads/2024/01/ultra-low-spatter-menu.png)Plasma Jet TIG High Jet Stream Flow](https://www.daihen-usa.com/plasma-jet-tig-welder/) - [Support](https://www.daihen-usa.com/support/) - [![emergency](https://www.daihen-usa.com/wp-content/uploads/2022/07/emergency.png)Emergency Support](https://www.daihen-usa.com/support/#emergency) - 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[CONTACT US](https://www.daihen-usa.com/contact/) - [Contact Your Rep](https://www.daihen-usa.com/meet-the-team/) - [Ask the Automation Expert](https://info.daihen-usa.com/welding-automation-e-hotline) ## [How to Evaluate Turnkey Welding Automation Before You Buy](https://blog.daihen-usa.com/how-to-evaluate-turnkey-welding-automation-in-2026) Posted by [OTC DAIHEN](https://blog.daihen-usa.com/author/otc-daihen) on August 26, 2026 - [Tweet](https://twitter.com/share) [![words with a system](https://blog.daihen-usa.com/hubfs/blog%20cover%20photo-2-1.jpeg)](https://blog.daihen-usa.com/how-to-evaluate-turnkey-welding-automation-in-2026) A robotic welding cell can look impressive on a specification sheet and still be the wrong fit for your production floor. The real buying decision is not simply which robot to choose. It is whether the complete system can handle your parts, meet your throughput goals, launch without unnecessary integration delays, and remain supportable as production changes. [Read More](https://blog.daihen-usa.com/how-to-evaluate-turnkey-welding-automation-in-2026) Topics: [Customer Success](https://blog.daihen-usa.com/topic/customer-success), [Buyers Guides](https://blog.daihen-usa.com/topic/buyers-guides) ## [When to Choose a Collaborative Robot: Is the FD-VC4 or FD-VC4L Right for Your Workflow?](https://blog.daihen-usa.com/when-to-choose-a-collaborative-robot-is-the-fd-vc4-or-fd-vc4l-right-for-your-workflow) Posted by [OTC DAIHEN](https://blog.daihen-usa.com/author/otc-daihen) on December 18, 2024 - [Tweet](https://twitter.com/share) [![OTC DAIHEN’s FD-VC4 and FD-VC4L cobots ](https://blog.daihen-usa.com/hubfs/featured-cobots-1.webp)](https://blog.daihen-usa.com/when-to-choose-a-collaborative-robot-is-the-fd-vc4-or-fd-vc4l-right-for-your-workflow) Automation in manufacturing is no longer just for large-scale operations. For companies looking to solve labor shortages, improve efficiency or scale production without diving headfirst into industrial robotics, collaborative robots (cobots) offer an excellent starting point. [Read More](https://blog.daihen-usa.com/when-to-choose-a-collaborative-robot-is-the-fd-vc4-or-fd-vc4l-right-for-your-workflow) Topics: [Buyers Guides](https://blog.daihen-usa.com/topic/buyers-guides) ## [OTC DAIHEN’s DM350 Power Source](https://blog.daihen-usa.com/otc-daihens-dm350-power-source) Posted by [OTC DAIHEN](https://blog.daihen-usa.com/author/otc-daihen) on August 17, 2023 - [Tweet](https://twitter.com/share) [![OTC DAIHEN USA’s former digital inverter welding machine series](https://blog.daihen-usa.com/hubfs/1-Blog/featured-d-series.png)](https://blog.daihen-usa.com/otc-daihens-dm350-power-source) The D Series, including the DM350, is known for its simple interface, high-quality weld in low current range, compatibility with arc welding robots and more. The D Series power source has been phased out from distribution in the United States and replaced with the Welbee II series. [Read More](https://blog.daihen-usa.com/otc-daihens-dm350-power-source) Topics: [Buyers Guides](https://blog.daihen-usa.com/topic/buyers-guides) ## [The Welbee II Welding Power Source Buyer’s Guide & Comparison Chart](https://blog.daihen-usa.com/the-welbee-ii-welding-power-source-buyers-guide-comparison-chart) Posted by [OTC DAIHEN](https://blog.daihen-usa.com/author/otc-daihen) on December 20, 2021 - [Tweet](https://twitter.com/share) [![](https://blog.daihen-usa.com/hubfs/blog-welbee-ii-chart.png)](https://blog.daihen-usa.com/the-welbee-ii-welding-power-source-buyers-guide-comparison-chart) # Welding Power Source Buyer’s Guide & Comparison Chart The Welbee welding power source has long been known as a [leader in innovation](https://blog.daihen-usa.com/what-is-welbee-an-introduction-to-automated-weld-quality-control), efficiency and high quality in arc welding. And now, they’ve done it again with the introduction of the new [Welbee II series](https://www.daihen-usa.com/welbee-power-sources/). [Read More](https://blog.daihen-usa.com/the-welbee-ii-welding-power-source-buyers-guide-comparison-chart) Topics: [Manual Welding](https://blog.daihen-usa.com/topic/manual-welding), [Buyers Guides](https://blog.daihen-usa.com/topic/buyers-guides) ## [Robotic Welding Buyer’s Guide: Comparison & Price Chart](https://blog.daihen-usa.com/robotic-welding-buyers-guide-comparison-price-chart) Posted by [OTC DAIHEN](https://blog.daihen-usa.com/author/otc-daihen) on August 17, 2021 - [Tweet](https://twitter.com/share) [![OTC DAIHEN ECO-ARC robotic welder](https://blog.daihen-usa.com/hubfs/1-Blog/blog-robotic-welding%20(1).png)](https://blog.daihen-usa.com/robotic-welding-buyers-guide-comparison-price-chart) *Editor's Note: Updated for 2023.* With a smorgasbord of robotic welder suppliers and a variety of solutions from DIY to fully integrated production lines, the process of finding the ideal [robotic welding system](https://www.daihen-usa.com/robotic-welding-cells/) for your needs now and into the future can be very, very daunting. However, the process can be eased when you understand the advantages and differences in models, features and costs. There is a robotic welding solution to fit every size and budget! [Read More](https://blog.daihen-usa.com/robotic-welding-buyers-guide-comparison-price-chart) Topics: [Robotic Welding](https://blog.daihen-usa.com/topic/robotic-welding), [Buyers Guides](https://blog.daihen-usa.com/topic/buyers-guides) ## [Buyer’s Guide: ROTA-ARC Series, Robotic Welding Systems](https://blog.daihen-usa.com/buyers-guide-rota-arc-series-robotic-welding-systems) Posted by [OTC DAIHEN](https://blog.daihen-usa.com/author/otc-daihen) on May 19, 2021 - [Tweet](https://twitter.com/share) [![Dual OTC DAIHEN ROTA-ARC TRI-ARC robotic welding robots work simultaneously on welding project](https://blog.daihen-usa.com/hubfs/1-Blog/blog-rota-arc-robotic-welder-otc-daihen.png)](https://blog.daihen-usa.com/buyers-guide-rota-arc-series-robotic-welding-systems) Dave Walters, a Senior Mechanical Systems Engineer at OTC DAIHEN, has put together this comparison of ROTA-ARC series robotic welding systems to assist distributors and customers in finding the best option when their production robotic welding application requires part repositioning via headstock/tailstock positioners. At the core of all these systems is the headstock/tailstock (HS/TS) combination that supports repositioning (rolling over) parts during welding. The ROTA-ARC series includes the [250](https://www.daihen-usa.com/rota-arc-series/), [500](https://www.daihen-usa.com/rota-arc-series/) and [1000.](https://www.daihen-usa.com/rota-arc-series/)  Find a full comparison, including how they perform in relation to the [DT-ARC](https://www.daihen-usa.com/dt-arc-series/) and [TRI-ARC](https://www.daihen-usa.com/tri-arc/) systems and pricing, inside the [OTC DAIHEN Robotic Welding Buyer's Guide](https://blog.daihen-usa.com/topic/buyers-guides#buyers-guide). [Read More](https://blog.daihen-usa.com/buyers-guide-rota-arc-series-robotic-welding-systems) Topics: [Robotic Welding](https://blog.daihen-usa.com/topic/robotic-welding), [Customer Success](https://blog.daihen-usa.com/topic/customer-success), [Buyers Guides](https://blog.daihen-usa.com/topic/buyers-guides) [All posts](https://blog.daihen-usa.com/all) ### **Subscribe!** Get **Keeping It Clean**, a monthly enewsletter with all the latest in welding and robotic automation. ## [How to Evaluate Turnkey Welding Automation Before You Buy](https://blog.daihen-usa.com/how-to-evaluate-turnkey-welding-automation-in-2026) Posted by [OTC DAIHEN](https://blog.daihen-usa.com/author/otc-daihen) on August 26, 2026 - [Tweet](https://twitter.com/share) [![words with a system](https://blog.daihen-usa.com/hubfs/blog%20cover%20photo-2-1.jpeg)](https://blog.daihen-usa.com/how-to-evaluate-turnkey-welding-automation-in-2026) A robotic welding cell can look impressive on a specification sheet and still be the wrong fit for your production floor. The real buying decision is not simply which robot to choose. It is whether the complete system can handle your parts, meet your throughput goals, launch without unnecessary integration delays, and remain supportable as production changes. [Read More](https://blog.daihen-usa.com/how-to-evaluate-turnkey-welding-automation-in-2026) Topics: [Customer Success](https://blog.daihen-usa.com/topic/customer-success), [Buyers Guides](https://blog.daihen-usa.com/topic/buyers-guides) ## [When to Choose a Collaborative Robot: Is the FD-VC4 or FD-VC4L Right for Your Workflow?](https://blog.daihen-usa.com/when-to-choose-a-collaborative-robot-is-the-fd-vc4-or-fd-vc4l-right-for-your-workflow) Posted by [OTC DAIHEN](https://blog.daihen-usa.com/author/otc-daihen) on December 18, 2024 - [Tweet](https://twitter.com/share) [![OTC DAIHEN’s FD-VC4 and FD-VC4L cobots ](https://blog.daihen-usa.com/hubfs/featured-cobots-1.webp)](https://blog.daihen-usa.com/when-to-choose-a-collaborative-robot-is-the-fd-vc4-or-fd-vc4l-right-for-your-workflow) Automation in manufacturing is no longer just for large-scale operations. For companies looking to solve labor shortages, improve efficiency or scale production without diving headfirst into industrial robotics, collaborative robots (cobots) offer an excellent starting point. [Read More](https://blog.daihen-usa.com/when-to-choose-a-collaborative-robot-is-the-fd-vc4-or-fd-vc4l-right-for-your-workflow) Topics: [Buyers Guides](https://blog.daihen-usa.com/topic/buyers-guides) ## [OTC DAIHEN’s DM350 Power Source](https://blog.daihen-usa.com/otc-daihens-dm350-power-source) Posted by [OTC DAIHEN](https://blog.daihen-usa.com/author/otc-daihen) on August 17, 2023 - [Tweet](https://twitter.com/share) [![OTC DAIHEN USA’s former digital inverter welding machine series](https://blog.daihen-usa.com/hubfs/1-Blog/featured-d-series.png)](https://blog.daihen-usa.com/otc-daihens-dm350-power-source) The D Series, including the DM350, is known for its simple interface, high-quality weld in low current range, compatibility with arc welding robots and more. The D Series power source has been phased out from distribution in the United States and replaced with the Welbee II series. [Read More](https://blog.daihen-usa.com/otc-daihens-dm350-power-source) Topics: [Buyers Guides](https://blog.daihen-usa.com/topic/buyers-guides) ## [The Welbee II Welding Power Source Buyer’s Guide & Comparison Chart](https://blog.daihen-usa.com/the-welbee-ii-welding-power-source-buyers-guide-comparison-chart) Posted by [OTC DAIHEN](https://blog.daihen-usa.com/author/otc-daihen) on December 20, 2021 - [Tweet](https://twitter.com/share) [![](https://blog.daihen-usa.com/hubfs/blog-welbee-ii-chart.png)](https://blog.daihen-usa.com/the-welbee-ii-welding-power-source-buyers-guide-comparison-chart) # Welding Power Source Buyer’s Guide & Comparison Chart The Welbee welding power source has long been known as a [leader in innovation](https://blog.daihen-usa.com/what-is-welbee-an-introduction-to-automated-weld-quality-control), efficiency and high quality in arc welding. And now, they’ve done it again with the introduction of the new [Welbee II series](https://www.daihen-usa.com/welbee-power-sources/). [Read More](https://blog.daihen-usa.com/the-welbee-ii-welding-power-source-buyers-guide-comparison-chart) Topics: [Manual Welding](https://blog.daihen-usa.com/topic/manual-welding), [Buyers Guides](https://blog.daihen-usa.com/topic/buyers-guides) ## [Robotic Welding Buyer’s Guide: Comparison & Price Chart](https://blog.daihen-usa.com/robotic-welding-buyers-guide-comparison-price-chart) Posted by [OTC DAIHEN](https://blog.daihen-usa.com/author/otc-daihen) on August 17, 2021 - [Tweet](https://twitter.com/share) [![OTC DAIHEN ECO-ARC robotic welder](https://blog.daihen-usa.com/hubfs/1-Blog/blog-robotic-welding%20(1).png)](https://blog.daihen-usa.com/robotic-welding-buyers-guide-comparison-price-chart) *Editor's Note: Updated for 2023.* With a smorgasbord of robotic welder suppliers and a variety of solutions from DIY to fully integrated production lines, the process of finding the ideal [robotic welding system](https://www.daihen-usa.com/robotic-welding-cells/) for your needs now and into the future can be very, very daunting. However, the process can be eased when you understand the advantages and differences in models, features and costs. There is a robotic welding solution to fit every size and budget! [Read More](https://blog.daihen-usa.com/robotic-welding-buyers-guide-comparison-price-chart) Topics: [Robotic Welding](https://blog.daihen-usa.com/topic/robotic-welding), [Buyers Guides](https://blog.daihen-usa.com/topic/buyers-guides) ## [Buyer’s Guide: ROTA-ARC Series, Robotic Welding Systems](https://blog.daihen-usa.com/buyers-guide-rota-arc-series-robotic-welding-systems) Posted by [OTC DAIHEN](https://blog.daihen-usa.com/author/otc-daihen) on May 19, 2021 - [Tweet](https://twitter.com/share) [![Dual OTC DAIHEN ROTA-ARC TRI-ARC robotic welding robots work simultaneously on welding project](https://blog.daihen-usa.com/hubfs/1-Blog/blog-rota-arc-robotic-welder-otc-daihen.png)](https://blog.daihen-usa.com/buyers-guide-rota-arc-series-robotic-welding-systems) Dave Walters, a Senior Mechanical Systems Engineer at OTC DAIHEN, has put together this comparison of ROTA-ARC series robotic welding systems to assist distributors and customers in finding the best option when their production robotic welding application requires part repositioning via headstock/tailstock positioners. At the core of all these systems is the headstock/tailstock (HS/TS) combination that supports repositioning (rolling over) parts during welding. The ROTA-ARC series includes the [250](https://www.daihen-usa.com/rota-arc-series/), [500](https://www.daihen-usa.com/rota-arc-series/) and [1000.](https://www.daihen-usa.com/rota-arc-series/)  Find a full comparison, including how they perform in relation to the [DT-ARC](https://www.daihen-usa.com/dt-arc-series/) and [TRI-ARC](https://www.daihen-usa.com/tri-arc/) systems and pricing, inside the [OTC DAIHEN Robotic Welding Buyer's Guide](https://blog.daihen-usa.com/topic/buyers-guides#buyers-guide). [Read More](https://blog.daihen-usa.com/buyers-guide-rota-arc-series-robotic-welding-systems) Topics: [Robotic Welding](https://blog.daihen-usa.com/topic/robotic-welding), [Customer Success](https://blog.daihen-usa.com/topic/customer-success), [Buyers Guides](https://blog.daihen-usa.com/topic/buyers-guides) [All posts](https://blog.daihen-usa.com/all) ### Browse by Categories - [Buyers Guides (6)](https://blog.daihen-usa.com/topic/buyers-guides) - [Customer Success (13)](https://blog.daihen-usa.com/topic/customer-success) - [Manual Welding (44)](https://blog.daihen-usa.com/topic/manual-welding) - [Manufacturing Systems (10)](https://blog.daihen-usa.com/topic/manufacturing-systems) - [OTC DAIHEN News (7)](https://blog.daihen-usa.com/topic/otc-daihen-news) --- ### Recent Articles [![words with a system](https://blog.daihen-usa.com/hubfs/blog%20cover%20photo-2-1.jpeg)](https://blog.daihen-usa.com/how-to-evaluate-turnkey-welding-automation-in-2026) ## [How to Evaluate Turnkey Welding Automation Before You Buy](https://blog.daihen-usa.com/how-to-evaluate-turnkey-welding-automation-in-2026) Published on August 26, 2026 Topics: [Customer Success](https://blog.daihen-usa.com/topic/customer-success), [Buyers Guides](https://blog.daihen-usa.com/topic/buyers-guides) [![OTC DAIHEN’s FD-VC4 and FD-VC4L cobots ](https://blog.daihen-usa.com/hubfs/featured-cobots-1.webp)](https://blog.daihen-usa.com/when-to-choose-a-collaborative-robot-is-the-fd-vc4-or-fd-vc4l-right-for-your-workflow) ## [When to Choose a Collaborative Robot: Is the FD-VC4 or FD-VC4L Right for Your Workflow?](https://blog.daihen-usa.com/when-to-choose-a-collaborative-robot-is-the-fd-vc4-or-fd-vc4l-right-for-your-workflow) Published on December 18, 2024 Topics: [Buyers Guides](https://blog.daihen-usa.com/topic/buyers-guides) [![OTC DAIHEN USA’s former digital inverter welding machine series](https://blog.daihen-usa.com/hubfs/1-Blog/featured-d-series.png)](https://blog.daihen-usa.com/otc-daihens-dm350-power-source) ## [OTC DAIHEN’s DM350 Power Source](https://blog.daihen-usa.com/otc-daihens-dm350-power-source) Published on August 17, 2023 Topics: [Buyers Guides](https://blog.daihen-usa.com/topic/buyers-guides) [![](https://blog.daihen-usa.com/hubfs/blog-welbee-ii-chart.png)](https://blog.daihen-usa.com/the-welbee-ii-welding-power-source-buyers-guide-comparison-chart) ## [The Welbee II Welding Power Source Buyer’s Guide & Comparison Chart](https://blog.daihen-usa.com/the-welbee-ii-welding-power-source-buyers-guide-comparison-chart) Published on December 20, 2021 Topics: [Manual Welding](https://blog.daihen-usa.com/topic/manual-welding), [Buyers Guides](https://blog.daihen-usa.com/topic/buyers-guides) [![OTC DAIHEN ECO-ARC robotic welder](https://blog.daihen-usa.com/hubfs/1-Blog/blog-robotic-welding%20(1).png)](https://blog.daihen-usa.com/robotic-welding-buyers-guide-comparison-price-chart) ## [Robotic Welding Buyer’s Guide: Comparison & Price Chart](https://blog.daihen-usa.com/robotic-welding-buyers-guide-comparison-price-chart) Published on August 17, 2021 Topics: [Robotic Welding](https://blog.daihen-usa.com/topic/robotic-welding), [Buyers Guides](https://blog.daihen-usa.com/topic/buyers-guides) [![Dual OTC DAIHEN ROTA-ARC TRI-ARC robotic welding robots work simultaneously on welding project](https://blog.daihen-usa.com/hubfs/1-Blog/blog-rota-arc-robotic-welder-otc-daihen.png)](https://blog.daihen-usa.com/buyers-guide-rota-arc-series-robotic-welding-systems) ## [Buyer’s Guide: ROTA-ARC Series, Robotic Welding Systems](https://blog.daihen-usa.com/buyers-guide-rota-arc-series-robotic-welding-systems) Published on May 19, 2021 Topics: [Robotic Welding](https://blog.daihen-usa.com/topic/robotic-welding), [Customer Success](https://blog.daihen-usa.com/topic/customer-success), [Buyers Guides](https://blog.daihen-usa.com/topic/buyers-guides) [1](https://blog.daihen-usa.com/topic/buyers-guides/page/1) ## Keeping It Clean Newsletter Join thousands of others who receive this monthly enewsletter with all the latest in welding and robotic automation. 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