Adjustable DC power supplies and rectifiers serving electrical design, industrial applications, electric vehicles, LED projects, and more.
Visit volteq.comAcifica, Inc. / Established 2003
Powering the work that matters.
Through Volteq and Mastech Power Supply, we connect engineers, businesses, and hobbyists with adjustable DC power supplies and rectifiers for demanding applications.
Designed for precision
Control. Protection.
Versatility.
- Adjustable voltage and current
- Over-voltage protection
- DC power supplies and rectifiers
Our websites
Specialized power solutions
Explore our two product websites for DC power supplies and rectifiers.
A selection of cost-effective DC power supplies and rectifiers for engineers, plating and anodizing shops, hobbyists, and other technical applications.
Visit mastechpowersupply.comApplications and communities we serve
Electrical designPlating & anodizingEV & green technologyElectrical motorsSlot carsLED applicationsHobbyists
Company updates
News from Acifica
Announcements preserved from the original website.
How to reset a Volteq power supply in OV protected state
A support video explains how to reset a Volteq EX-series model after it enters an over-voltage (OV) protected state.
Volteq knowledge baseThree new rectifiers for commercial plating and anodizing
Acifica announced models HY30200EX, HY15200EX, and HY10500EX, with over-voltage, over-current, and over-temperature protection; constant-current (CC) and constant-voltage (CV) operation. At the time, the expanded range included supplies up to 300 V and 500 A.
Explore Volteq
About Acifica
A history of eCommerce since 2003.
Acifica, Inc. is an established eCommerce business focused on meeting customer needs through specialized DC power supply and rectifier offerings.
Our business
Acifica offers products through Mastech Power Supply and its sister website Volteq.
These websites serve electrical design engineers, anodizing and plating shops, hobbyists, electric vehicle and green technology enthusiasts, electrical motor and slot-car users, and LED applications.
The product range includes cost-effective DC power supplies and rectifiers with adjustable voltage and current and over-voltage protection for applications involving motors, batteries, electrochemical systems, and LEDs.
Ordering information
Online orders
The original site states that online orders use PayPal Express Checkout. Customers can pay by credit card without having a PayPal account.
Order by telephone or fax
Call 408-475-8002 to place a credit-card order with a representative.
Order by check or money order
2345 Harris Way, Suite #2
San Jose, CA 95131
Send payment and a note to:
Acifica, Inc.2345 Harris Way, Suite #2
San Jose, CA 95131
Include your shipping address, the product being ordered, and a telephone number or email address for order confirmation.
Shipping information
Orders typically ship within 24 business hours after payment is received, according to the original website's stated shipping policy.
Customer support
Help with your power supply.
Contact our support team for questions about Mastech and Volteq DC power supplies, or view the reset video from the original website.
Contact options
Technical support & service
Video guide
Reset a Volteq EX power supply
How to reset an EX-series model that is in an over-voltage (OV) protected state.
If the embedded video is unavailable, see the Volteq knowledge base or open the original video playlist on YouTube.