Dual-Transistor Half-Bridge
Chassis & Enclosure1 / 3
100% Chroma ATE Tested

Model 86 Dual-Transistor Half-Bridge

Model 86 (200W–300W)
Dual-Transistor Half-Bridge · Switchable ACIntel ATX 3.1 & PCIe 5.1SendustCore™ Active PFCOEM / ODM Available

Classic 200W–300W commercial power platform featuring dual-bipolar transistor half-bridge architecture with switchable 115V/230V input and 78% typical efficiency.

Product Specifications

Full breakdown (10 specs) ↓
Rated output
200 W – 300 W
Efficiency tier
Up to 78% typical load efficiency
Topology
Dual-Transistor Half-Bridge + PPFC
Standard
Intel ATX 12V standard
AC input range
90–135 V / 160–264 V (Manual switchable)
Dynamic response
≤50 µs transient recovery time
Cooling fan
120 mm / 80 mm thermal fan (min 1000 RPM)
Modularity
Direct-wire standard ATX harness
Protection suite
Brown-out, OVP, UVP, OCP, OPP, SCP, ESD, Surge, EMC
MTBF
>80,000 hours

Platform overview

Designed around the brief.

Built to rigorous industrial standards with verified thermal dynamics, precision topology control, and high-efficiency power delivery engineered for heavy compute demands.

Efficiency

≥90%

80 PLUS Gold certified

Transient

≤50 µs

Fast recovery response

Protection

9-Fold

Hardware safety suite

Reliability

>100k h

MTBF industrial rating

OEM / ODMTailored Program Support

Custom wattage bins (550W–1050W), bespoke cable harness lengths, custom fan curves, and private label chassis grilles available for enterprise orders.

Inquire for custom platform specs

Dual-transistor half-bridge topology refined for high manufacturing yield and cost economy

Configuration and availability require confirmation for the final product program.

Switchable 115V/230V AC input selector for multi-region compatibility

Configuration and availability require confirmation for the final product program.

Smart thermal fan control maintaining stable cooling with minimal acoustic noise

Configuration and availability require confirmation for the final product program.

Multi-rail circuit protection guarding against short-circuit and over-voltage anomalies

Configuration and availability require confirmation for the final product program.

Zero minimum load (0A) output meeting standard modern motherboard power guidelines

Configuration and availability require confirmation for the final product program.

Rigid chassis with stamped honeycomb exhaust mesh for effective heat evacuation

Configuration and availability require confirmation for the final product program.

Architecture & Hardware Showcase

Precision engineering, inside and out.

Direct view into component selection, structural PCB layout, and thermal topology.

Model 86 Dual-Transistor Half-Bridge Primary View
Engineering view 01

Chassis & Enclosure

Durable matte black / industrial enclosure designed for optimal ventilation and component protection.

Model 86 Dual-Transistor Half-Bridge Detail View 1
Engineering view 02

Internal Architecture & Layout 1

Internal component layout showcasing filtration stage, transformer section, and precision manufacturing.

Model 86 Dual-Transistor Half-Bridge Detail View 2
Engineering view 03

Internal Architecture & Layout 2

Internal component layout showcasing filtration stage, transformer section, and precision manufacturing.

Structured data

Specifications

Model 86 is built for cost-focused commercial desktop deployments, light office PCs, and basic system integration. Featuring dual-transistor half-bridge switching and switchable AC mains input, it delivers dependable basic computing power with comprehensive voltage protection.

Model 86 Dual-Transistor Half-Bridge Engineering Datasheet

PDF · Mechanical dimensions & pinouts

Manufacturing & Test Standards

  • Chroma 8000 automated test validation
  • 100% Hi-Pot & thermal burn-in tested
  • Intel ATX 3.1 & PCIe 5.1 native certification
  • Taiwan / Japanese 105°C primary capacitor tier

Need custom voltage tolerances, custom cable harnesses or compliance records? Contact our power engineering team →

Rated output
200 W – 300 W
Efficiency tier
Up to 78% typical load efficiency
Topology
Dual-Transistor Half-Bridge + PPFC
Standard
Intel ATX 12V standard
AC input range
90–135 V / 160–264 V (Manual switchable)
Dynamic response
≤50 µs transient recovery time
Cooling fan
120 mm / 80 mm thermal fan (min 1000 RPM)
Modularity
Direct-wire standard ATX harness
Protection suite
Brown-out, OVP, UVP, OCP, OPP, SCP, ESD, Surge, EMC
MTBF
>80,000 hours

PC Power Supply Engineering

PC Power Supply OEM/ODM & Technical Support

Direct technical & commercial access for desktop, gaming rig, and workstation power supplies. Discuss wattage sizing (550W–1050W), ATX 3.1 & 12V-2x6 GPU delivery, modular cabling, and PC chassis compatibility with our engineering team.

ATX 3.1 & 12V-2x6 FAE SLA

Direct FAE evaluation for GPU transient spikes (200% excursion), 12V-2x6 cable clearance, and motherboard 24-pin compatibility within 24 hours.

PC Bench-Test Samples

Golden engineering units shipped in 3–5 days to validate PC chassis mounting, FDB fan acoustic profiles, and GPU power delivery under real loads.

Custom Cables & PSU Housing

Custom embossed/braided modular cables, customized casing finishes (Black/White), branded fan grilles, and bilateral NDA protection.

Chroma 8000 & 80 PLUS Logs

Complete ATE automated test reports (ripple <30mV, voltage regulation <±1.5%), cross-load efficiency curves, thermal imaging, and 3D CAD STEP files.

PC Power Supply Project Roadmap

  1. 1
    Platform & Wattage Selection: Choose standard wattage (550W–1050W), modular format (Full/Semi/Direct), or custom embossed cable lengths.
  2. 2
    Chassis & GPU Compatibility Review (<24h): Our FAEs verify 140mm chassis depth fitment, 12V-2x6 thermal safety, and thermal airflow curves.
  3. 3
    EVT Prototype & Bench Test: Receive working samples for system smoke test & motherboard validation, followed by mass production.
Need urgent desktop PC or server PSU engineering support?Fast Track

For urgent PC system integration, gaming rig bids, or high-volume PSU orders, contact our power supply engineering team via larry@encon.ltd for immediate assistance.

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Downloads

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