
Contact for Pricing
Overview
- 0.50 KVA power rating for medium-load applications
- Selectable secondary output: 24 VAC or 48 VAC
- Primary voltage input: 240/480 VAC
- Maximum secondary amperage: 20.8 A at 24V, 10.4 A at 48V
- Manufactured by SolaHD in the USA
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 | 200-240 , 458-480 V |
Brand Name | SolaHD |
Buck Voltage | 277-230 , 528-480 V |
Connection Type | Screw Terminal |
Current Rating | 20.8 A (Secondary at 24V), 10.4 A (Secondary at 48V) |
Current Rating | Maximum Secondary Amperage: 20.8A at 24V, 10.4A at 48V |
Current Rating | 20.8 A (Secondary) |
Current Rating | 20.8 A max at 24V, 10.4 A max at 48V |
Current Rating | 20.8 A |
Design | Encapsulated |
Frequency | 60 Hz |
Frequency Rating | 60 HZ |
Height | 10 IN |
Length | 5 IN |
Maximum Input Current | 31.2 Amps @ 16V; 15.6 Amps @ 32 V Maximum Secondary Amperage |
Number Of Phases | 1 |
Primary Voltage | 240x480 V |
Secondary Voltage | 24/48 V |
Series | HS22F |
Series | HS22F500B |
Size | 0.50 KVA |
Special Features | Compact, Lightweight, Can be connected as an autotransformer. |
Standard | cULus Listed: UL 506, CSA C22.2 No.66 |
Type | Buck-Boost Transformer |
Voltage Rating | 240/480 VAC (Primary), 24/48 VAC (Secondary) |
Voltage Rating | 240/480 VAC primary, 24/48 V secondary |
Voltage Rating | 240/480V Primary, 24/48V Secondary |
Voltage Rating | 240/480 VAC (Primary) | 24/48 VAC (Secondary) |
Wattage | 0.5 KVA |
Width | 6 IN |
Package Dimensions (L x W x H) | 11.4 IN x 7 IN x 6.2 IN |
Package Dimensions (L x W x H) | 28.956 cm x 17.78 cm x 15.748 cm |
Package Weight (Imperial) | 21.700 L |
Package Weight (Metric) | 9.843 kg |

HS22F750B
Buck Boost Transformers, 0.75 KVA, Maximum Secondary Amperage: 31.2 at 24V, 15.6 at 48V, 240 x 480 Volt Primary, 24/48 Volt Secondary
HS22F1B
Buck Boost Transformers, 1.0 KVA, Maximum Secondary Amperage: 41.6 at 24V, 20.8 at 48V, 240 x 480 Volt Primary, 24/48 Volt Secondary
HS20F500B
Buck Boost Transformers, 0.50 KVA, Maximum Secondary Amperage: 31.2 at 16V, 15.6 at 32V, 120 x 240 Volt Primary, 16/32 Volt Secondary
HS19F500B
Buck Boost Transformers, 0.50 KVA, Maximum Secondary Amperage: 41.6 at 12V, 20.8 at 24V, 120 x 240 Volt Primary, 12/24 Volt Secondary
HS19B250
Buck Boost Transformers, 0.25 KVA, Maximum Secondary Amperage: 20.8 at 12V, 10.4 at 24V, 120 x 240 Volt Primary, 12/24 Volt Secondary
HS19F750B
Buck Boost Transformers, 0.75 KVA, Maximum Secondary Amperage: 62.5 at 12V, 31.2 at 24V, 120 x 240 Volt Primary, 12/24 Volt Secondary
HS20F750B
Buck Boost Transformers, 0.75 KVA, Maximum Secondary Amperage: 46.8 at 16V, 23.4 at 32V, 120 x 240 Volt Primary, 16/32 Volt Secondary
HS20F1B
Buck Boost Transformers, 1.0 KVA, Maximum Secondary Amperage: 62.5 at 16V, 31.2 at 32V, 120 x 240 Volt Primary, 16/32 Volt Secondary
HS22B250
Buck Boost Transformers, 0.25 KVA, Maximum Secondary Amperage: 10.4 at 24V, 5.2 at 48V, 240 x 480 Volt Primary, 24/48 Volt Secondary
HS20B250
Buck Boost Transformers, 0.25 KVA, Maximum Secondary Amperage: 15.6 at 16V, 7.81 at 32V, 120 x 240 Volt Primary, 16/32 Volt Secondary
HS22F1.5A
Buck Boost Transformers, 1.5 KVA, Maximum Secondary Amperage: 62.5 at 24V, 31.2 at 48V, 240 x 480 Volt Primary, 24/48 Volt Secondary
HS19F1B
Buck Boost Transformers, 1.0 KVA, Maximum Secondary Amperage: 83.3 at 12V, 41.6 at 24V, 120 x 240 Volt Primary, 12/24 Volt SecondaryFrequently Asked Questions
What is the primary function of SolaHD Buck-Boost Transformers?
They are designed to buck (lower) or boost (raise) the supply voltage by a small amount, typically 5 to 27%. They are small, single-phase, dry-type distribution transformers.
Are SolaHD Buck-Boost Transformers suitable for outdoor use?
Yes, they are UL Listed for outdoor service, making them suitable for applications like accent lighting.
What certifications do these transformers hold?
These transformers are UL Listed (UL 506) and CSA C22.2 No. 66 certified.
What are the primary voltage options for the HS22F500B?
The HS22F500B transformer has a dual voltage primary of 240 x 480 Volts.
What are the secondary voltage options for the HS22F500B?
The HS22F500B transformer has a dual voltage secondary of 24/48 Volts.
What is the kVA rating of the HS22F500B transformer?
The HS22F500B transformer has a nameplate kVA rating of 0.5.
What are the dimensions of the HS22F500B transformer?
The HS22F500B transformer measures 8.00 in (height), 6.00 in (width), and 5.00 in (depth).
What is the approximate shipping weight of the HS22F500B?
The approximate shipping weight for the HS22F500B transformer is 22.0 lbs.
What is the maximum secondary amperage for HS22F500B?
The maximum secondary amperage for HS22F500B is 20.8 A at 24 V and 10.4 A at 48 V.
What are the main advantages of these transformers?
Major advantages include low cost, compact size, light weight, and higher efficiency compared to equivalent isolation transformers.
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.