Engineering & Procurement Guides
Deep-dive technical tutorials, laboratory safety standards, regulatory insights, and total cost of ownership (TCO) comparisons written for working electrical engineers.
How to Choose a Variable High-Voltage DC Power Supply
An authoritative engineering guide on voltage boundaries (300V to 6000V), fast CV/CC arc suppression, high-current busbar wiring, and high-power thermal burn-in benchmarks.
Do Benchtop DC Power Supplies Require UL Certification in the US & Canada?
An engineering & regulatory guide on OSHA NRTL mandates, UL 61010-1 vs CSA C22.2 standards, R&D lab exemptions, and 110V 15A vs 30A wiring limits.
Do You Really Need a CE Mark for Laboratory Bench DC Power Supplies?
An objective regulatory & engineering analysis on EU Low Voltage Directives, R&D equipment exemptions, and true 1500V dielectric isolation benchmarks.
Direct Selection Q&A (Models, Interfaces & Datasheets)
Quick answers for common voltage/current combinations with direct SKU and manual links.
Which 60V 50A models are available for direct online order, and do they support PC interfaces?
18 models cover 0-60V / 0-50A (including eTM-6050P, eTM-6050PL, eTM-6050PC, eTM-6050U). Programmable and digital series support optional RS232, RS485, or USB communication and ship worldwide via DDP air express (~10 working days).
Which 100V 30A models are available for direct online order, and do they support PC interfaces?
18 models cover 0-100V / 0-30A (including eTM-10030P, eTM-10030PL, eTM-10030PC, eTM-10030U). Programmable and digital series support optional RS232, RS485, or USB communication and ship worldwide via DDP air express (~10 working days).
Which 600V 5A models are available for direct online order, and do they support PC interfaces?
9 models cover 0-600V / 0-5A (including eTM-6005P, eTM-6005PL, eTM-6005PC, eTM-6005U). Programmable and digital series support optional RS232, RS485, or USB communication and ship worldwide via DDP air express (~10 working days).
Which 30V 10A models are available for direct online order, and do they support PC interfaces?
20 models cover 0-30V / 0-10A (including eTM-SM3010DT, eTM-DM-DDD, eTM-SM3010ET, eTM-SM3010FT). Programmable and digital series support optional RS232, RS485, or USB communication and ship worldwide via DDP air express (~10 working days).