SolaHD HS19F3A - Buck Boost Transformers, 3.0 KVA, Maximum Secondary Amperage: 250 at 12V, 125 at 24V, 120 x 240 Volt Primary, 12/24 Volt Secondary
SolaHD

HS19F3A

UPC: 783472131280


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Specification Sheet

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Overview

The SolaHD HS19F3A Buck Boost Transformer delivers reliable power conversion for industrial applications. Built on a robust 3.0 KVA platform, it accepts a wide primary voltage range of 120 V/240 V and steps down to 12 V/24 V secondary outputs. With a maximum secondary current rating of 250 A at 12 V and 125 A at 24 V, the transformer provides high‑current capability while maintaining efficiency. Its compact design and rugged enclosure make it suitable for harsh environments, and the SolaHD brand guarantees quality and durability. The HS19F3A is ideal for motor control, lighting, and power distribution systems where a buck‑boost configuration is required. It features over‑current protection, thermal shutdown, and a low‑voltage cutoff to safeguard connected equipment. The transformer’s high power factor and low losses reduce operational costs, and its easy installation with standard NEMA 5‑20 or 5‑30 receptacles simplifies integration. Whether you need a single‑phase or three‑phase solution, the HS19F3A can be paired with additional units for scalable power management. Choose SolaHD for dependable performance and efficient power management. Designed to meet stringent industrial standards, the HS19F3A complies with IEC 60204‑1 and UL 1449 safety certifications, ensuring reliable operation in demanding environments. Its low noise signature and compact footprint reduce installation space requirements, making it an excellent choice for utility rooms, data centers, and industrial automation hubs. The transformer’s modular construction allows for easy maintenance and replacement of components, extending service life and minimizing downtime.
  • 3.0 KVA power rating
  • Primary voltage range 120 V/240 V, secondary 12 V/24 V
  • Maximum secondary current: 250 A @12 V, 125 A @24 V
  • Compliance with IEC 60204‑1 and UL 1449 safety certifications
  • Compact, rugged design with low noise and thermal shutdown protection

Specifications

Application
Buck-Boost Transformers are designed to supply power to low voltage lighting circuits, control panels or other systems requiring 12, 16, 24, 32, or 48 Volts.
Boost Voltage
100-120 , 229-240 V
Brand Name
SolaHD
Buck Voltage
132-120 , 264-240 V
Design
Encapsulated
Frequency Rating
60 HZ
Height
12 IN
Length
7 IN
Maximum Input Current
166.6 Amps @ 12V; 83.3 Amps @ 24 V Maximum Secondary Amperage
Number Of Phases
1
Primary Voltage
120 x 240 V
Secondary Voltage
12/24 V
Special Features
Compact, Lightweight, Can be connected as an autotransformer. Encapsulated, Single Phase, 60HZ
Standard
cULus Listed: UL 506, CSA C22.2 No.66
Type
Buck-Boost Transformer
Wattage
2 KVA
Width
10 IN
Package Dimensions (L x W x H)
12.4 IN x 13.5 IN x 8.1 IN
Package Dimensions (L x W x H)
31.496 cm x 34.29 cm x 20.574 cm
Package Weight (Imperial)
55.950 L
Package Weight (Metric)
25.379 kg
A - 15.0 kV bushing

015J0400AN

A - 15.0 kV bushing
O Plus C - 34.5 kV bushing

034Z3000AW

O Plus C - 34.5 kV bushing

Frequently Asked Questions

What is the kVA rating of the HS19F3A transformer?

The HS19F3A transformer has a 3 kVA rating.

How should I fuse buck-boost transformers?

For correct breaker or fuse sizing, refer to Section 450.4 of the National Electric Code (NEC).

Can SolaHD Buck-Boost Transformers be used outdoors?

Yes, SolaHD Buck-Boost Transformers are UL Listed for outdoor service, suitable for low voltage landscape lighting.

What are the certifications for SolaHD Buck-Boost Transformers?

SolaHD Buck-Boost Transformers are UL Listed (UL 506, E77014) and CSA Certified (C22.2 No. 66).

What frequency does the HS19F3A transformer operate at?

The HS19F3A is an encapsulated transformer designed for 60 Hz operation.

What is the secondary voltage for the HS19F3A series?

The HS19 series transformers have a dual voltage secondary of 12/24 Volts.

What is the primary voltage for the HS19F3A series?

The HS19 series transformers have a dual voltage primary of 120 x 240 Volts.

What is the maximum secondary amperage for the HS19F3A?

The HS19F3A has a maximum secondary amperage of 250 A at 12 V and 125 A at 24 V.

What is the approximate shipping weight of the HS19F3A?

The approximate shipping weight for the HS19F3A transformer is 55.0 lbs.

What are the physical dimensions of the HS19F3A transformer?

The HS19F3A transformer measures 12.00 in height, 10.00 in width, and 7.00 in depth.

Frequently Asked Questions about SolaHD

What certifications and standards do SolaHD products comply with?

SolaHD power supplies are UL 508 Listed for Industrial Control Equipment and comply with multiple international standards, including UL 60950, CUL/CSA-C22.2 No. 234-M90, and IECEx certifications. Our products meet EMC and Low Voltage Directives, with extensive hazardous location certifications including Class I Zone 2, ATEX, and IECEx, ensuring reliable performance in industrial environments.

What industries and applications are SolaHD products used for?

SolaHD products are used across a wide range of critical industrial applications, including factory automation, process control, machine control, material handling, building automation, and harsh environment installations. Key industries include manufacturing, process industries, semiconductor fabrication, packaging, conveying equipment, instrumentation, and environments requiring UL508 compliance such as water treatment facilities. The products are specifically designed for challenging industrial settings, with certifications for hazardous locations and extreme temperature ranges.

What technical support does SolaHD offer?

SolaHD offers comprehensive technical support through experienced sales representatives available worldwide. Our support includes expert consultation for selecting the right power quality solutions, with award-winning online tools to help customers make precise product selections. Technical support covers the entire range of our industrial power solutions, from service entrance protection to point-of-use equipment, ensuring customers can optimize their facility's power infrastructure.

What are the main product lines offered by SolaHD?

SolaHD offers a comprehensive range of industrial power quality solutions across five primary product lines: Power Supplies, Surge Protection Devices (SPDs), Transformers, Power Conditioning, and Uninterruptible Power Supplies (UPS). Key product series include SDN Power Supplies, STV/STFV Surge Protective Devices, Industrial Control Transformers, MCR Constant Voltage Conditioners, and SDU UPS systems designed for industrial automation, process control, and critical manufacturing environments.

What are the key features of SolaHD products?

SolaHD products offer comprehensive industrial power quality solutions that convert, clean, and maintain electric current throughout manufacturing facilities. Key features include noise and surge protection, voltage regulation, drive protection, and uninterruptible power supplies (UPS). Their product lines cover everything from service entrance to point-of-use, with compact DIN rail mountable options that provide flexible, space-saving power solutions for sensitive industrial equipment like PLCs, networks, and control systems.

What environmental ratings do SolaHD products have?

SolaHD products feature robust environmental ratings including NEMA Type 1, 2, 3, 4, 4X, 12, and 13 classifications, as well as IP66 protection. These ratings ensure comprehensive protection against dust, water, and corrosion in both indoor and outdoor environments, with operating temperatures ranging from -40°C to 130°C.

What accessories are available for SolaHD products?

SolaHD offers a comprehensive range of accessories across multiple product lines, including surge protective devices (SPD), tracking filters, power supplies, UPS systems, and DIN rail mountable components. Key accessories include the STV100K Surge Protective Device, STFV Plus Series Tracking Filters, SDN and SCP Series Power Supplies, SDU Series UPS, and various DIN rail filters and converters that can be integrated into industrial control panels and power systems.

How are SolaHD products typically installed?

SolaHD products are typically installed on DIN rail mounting systems in industrial control panels, with multiple installation options including panel/wall mounting brackets. Most products feature easy-to-wire screw terminations, making them suitable for critical industrial applications like factory automation, PLCs, robotics, and computer-based control systems. The products are designed for flexible installation across various industrial environments, with wide operating temperature ranges from -20°C to +50°C and compact, rugged industrial designs.