Sinpro HBA360 and HBA600
 360W&600W AC-DC Switching Power Supplies

Introduction: The Decade-Old Open Secret

For over a decade, system designers have relied on the proven electrical stability of Sinpro’s legacy SBU series in critical infrastructure. However, modern medical modalities and industrial networking hardware require a significant decrease in subsystem component footprints alongside increased processing power.

The HBA360 and HBA600 series provide a direct upgrade path from legacy architectures. By maintaining high lifecycle reliability within a modernized, low-profile open-frame power supply form factor, these units enable system designers to maximize feature density without expanding enclosure dimensions.

Why long term supply reliability matters in power design?

In industrial automation and high-stakes medical modalities, component obsolescence introduces severe design-in risks. When an OEM design architecture achieves regulatory approval, any subsequent modification to the Bill of Materials (BOM) can trigger mandatory, cost-prohibitive system re-certification under standards like IEC 60601-1 or IEC 62368-1. Long-term supply longevity is not a convenience; it is a critical requirement for lifecycle risk management. For mission-critical applications operating on a 24/7/365 duty cycle such as clinical laboratory diagnostic equipment or multi-axis robotic controllers—power sub-components must deliver uncompromised MTBF performance over multi-decade deployment windows. Field failures in these environments result in catastrophic downtime and severe financial liabilities. The sustained, global demand for Sinpro’s legacy product lines is a direct outcome of this baseline stability. By maintaining tight parameter consistency and guaranteed lifecycle availability across our legacy portfolios, we eliminate the engineering overhead of unplanned platform redesigns. This proven topology framework establishes the reliable foundation upon which Sinpro designs next-generation power densities.

Upgrading from SBU Series to high power density solutions

Integrating a legacy AC-DC power supply into next-generation Bills of Materials (BOM) often introduces significant mechanical constraints. While legacy architectures like the Sinpro SBU series offer verified field reliability, their physical dimensions restrict design freedom and limit the feature density of modern enclosures. The current hardware design landscape represents a major shift toward aggressive spatial optimization. Modern point-of-care medical diagnostics, high-throughput networking appliances, and dense industrial computing systems demand ever-increasing processing power within highly restricted physical envelopes.

Remaining anchored to older mechanical form factors forces system architects to compromise on critical system features such as additional processing boards, enhanced user interfaces, or expanded localized shielding. Transitioning to high-power-density form factors is no longer just about footprint reduction; it is a strategic requirement to unlock the full volumetric efficiency and functional capacity of the end system.

Scaling Volumetric Power Density

Transitioning from the geometric envelope of the legacy SBU platform to the highly consolidated architecture of the HBA360 and HBA600 series significantly alters system-level volumetric calculations. By integrating a modernized planar layout and high-efficiency switching topologies, the HBA series scales system capability per unit volume.

The volumetric power density, measured in watts per cubic inch, is calculated by dividing the maximum continuous output power by the total volume (length multiplied by width and height).

Inheriting Legitimate Reliability DNA for Next-Gen Form Factors

The transition to the HBA series does not represent a high risk, unverified redesign. Instead, it utilizes direct topology continuity derived from the field-proven SBU platform. Sinpro has retained the fundamental power conversion principles and critical component derating margins that established the SBU series' multi-decade reliability, adapting them into a consolidated, low-profile layout. This structural continuity minimizes infant mortality risks and thermal stress variables, allowing engineers to implement a modernized form factor without introducing new failure modes or complicating system level MTBF calculations.

Product Introduction: HBA360 & HBA600 Series

The HBA360 and HBA600 series open-frame power supplies deliver high-efficiency power conversion within a highly consolidated physical envelope. Featuring a low-profile height of 1.27" (32.2 mm) and an industry-standard 3" x 5" footprint, these series achieve a volumetric power density up to 31.5 W/in³.

Engineered specifically for space-constrained environments, the HBA architecture provides system architects with the thermal margins and power scaling necessary to meet the demanding requirements of next-generation medical (Type BF) and industrial (ITE) platforms.

HBA360 ｜ 360W High-Density Medical & ITE Power Supply ｜ Sinpro

➔

HBA600 ｜ 600W Medical & ITE Open Frame Power Supply ｜ Sinpro

➔

Technical Specifications

• 3" × 5" Compact low profile 1.27" design. Fits for 1U applications
• Input Voltage range of 85–264 VAC
• Main output of 12V, 19V, 24V, or 48V
• Operating Temperature range of -30°C to +85°C
• 2MOPP input to output isolation
• Suitable for Type BF application
• Class B conducted emissions compliance
• Certified Safety Approvals in Medical IEC60601-1 and ITE 62368-1 
• Designed to meet IEC 60335-1 and IEC 61558-1.
• Three Mechanical Configurations:
  • Blank: Standard Open Frame.
  • P: Open frame with a Base Plate.
  • T: Full enclosure featuring a built-in Top Fan.

HBA360 and HBA600 Thermal Management

The HBA360 and HBA600 achieve industry-leading power density through optimized airflow management, operating entirely via free-air convection and forced-air cooling configurations.

The HBA series addresses stricter market compliance pathways by carrying dual safety certifications for medical (IEC 60601-1) and ITE (IEC 62368-1) systems. This unified cross-market engineering blueprint accelerates time-to-market, streamlining global component documentation and eliminating design-in risks across multi-application hardware platforms.

Medical-Grade Security for Diagnostic & Therapy Equipment

Featuring robust 2xMOPP (Means of Patient Protection) isolation barriers and minimized leakage currents, the HBA series fulfills the strict dielectric safety thresholds required for patient-vicinity installations. The low-noise power distribution architecture satisfies the stringent electromagnetic and galvanic compliance demands of Type BF medical devices, including:

HBA360 Optimized Clinical Systems:

• Ultrasound Machine
• Bio-Diagnostic Equipment

HBA600 High-Power Medical Modalities:

• MRI System
• Dental Equipment & Clinical Stations

Industrial Infrastructure, Automation, & Broadcast Systems

For information technology equipment (ITE), heavy industrial automation, and commercial data transport systems, the IEC 62368-1 approved architecture ensures alignment with the latest harmonized global safety standards. Engineered to withstand rapid load transients, high ambient temperatures, and demanding duty cycles, these robust units provide a stable power platform across diverse commercial environments:

HBA360 Targeted Applications:

• Test and Measurement Instrumentation
• Professional Audio/Visual Gear

HBA600 Targeted Applications:

• Robotic Automation & Chemical Processing
• Security Systems & Large Display

Frequently Asked Questions

1. What mechanical configurations are available for the HBA series?

Both series are available in three variants to match your thermal strategy: standard Open Frame for integrated system airflow, an integrated base plate (P version) for conduction cooling, and a top fan enclosure (T version) for standalone forced-air cooling.

2. Can the HBA series connect directly to primary power grids?

Yes. The HBA architecture supports optional Overvoltage Category III (OVC III) compliance. This standard satisfies the strict insulation clearance and surge immunity thresholds required for direct wiring into primary distribution panels, eliminating the need for external isolation transformers.

Strategic Procurement: Partnering with Sinpro

The HBA360 and HBA600 series bridge the operational longevity of Sinpro’s legacy platforms with next-generation power density requirements. This development maintains the unyielding durability standards that critical industries require, providing a forward-compatible power architecture engineered to maximize system lifecycles.

Manufacturing Infrastructure and Tailored Customization

Sinpro accelerates time-to-market through responsive technical engineering support and streamlined global logistics. We specialize in modifying electrical and mechanical specifications to fit unique physical footprint boundaries and specialized system parameters.

To ensure absolute reliability under harsh operational stresses, every unit undergoes a strict 100% burn-in testing protocol. Production is executed within manufacturing facilities fully certified to ISO 13485 (Medical Devices Quality Management) and verified under ISO 14064-1:2018 (Greenhouse Gas Verification), providing Tier-1 OEMs with sustainable, ESG-compliant supply-chain transparency.