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HK1600R-S1

Slot Style Power Supply

INQUIRY READY

HK1600R-S1

Huntkey / Slot Style Power Supply

HK1600R-S1 brings together 1600W capacity and 80 PLUS® Platinum, peak efficiency 94.5% conversion efficiency for Multi-Output Server Platforms, with an emphasis on reliable power behavior under changing system loads.

Model
HK1600R-S1
Product Category
Slot Style Power Supply
Rated Power
1600W
Efficiency Level
80 PLUS® Platinum, peak efficiency 94.5%
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PRODUCT OVERVIEW

Built for reliable, continuous power delivery.

The HK1600R-S1 offers a balanced multi-output architecture for equipment that cannot rely on a single 12V bus. By combining two primary 12V channels with auxiliary and standby rails in a 1600W slot module, it simplifies system power distribution while supporting structured maintenance.

For the HK1600R-S1, engineers should map the two 55A +12V channels and auxiliary rails to individual motherboard, storage, fan, and control loads before wiring the 265 mm slot module. Confirm connector polarity, combined-power restrictions, I²C supervision, standby sequencing, forced-air cooling, and fault protection under both normal and degraded operation.

The illustrated targets are servers, storage systems, network equipment, and edge-computing platforms. Within those systems, the HK1600R-S1 supports direct multi-voltage distribution, making careful separation of compute and peripheral loads, backplane trace capacity, service access, and long-hour thermal performance essential to a reliable build.

CORE ADVANTAGES

1600W Slot-Style Power Supply for Multi-Output Server Platforms

The HK1600R-S1 provides 1600W output for server systems that require a slot-style power module with multiple regulated output rails. It is suitable for rack servers, storage servers, backplane-based platforms, and enterprise server systems that need direct 12V, 5V, 3.3V, 5VSB, and -12V outputs.

01

1600W Slot-Style Power Capacity

The HK1600R-S1 provides 1600W output for server systems that require a slot-style power module with multiple regulated output rails. It is suitable for rack servers, storage servers, backplane-based platforms, and enterprise server systems that need direct 12V, 5V, 3.3V, 5VSB, and -12V outputs.

02

Multi-Channel Output Architecture

This model provides +12V1 / +12V2 / +5V / +3.3V / 5VSB / -12V multi-channel output. Compared with standard single-main-rail CRPS models, it is more suitable for server platforms that require multiple DC rails from the power module.

03

Platinum-Level Efficiency Design

This series has achieved 80 PLUS® Platinum certification , with peak efficiency up to 94.5% . High conversion efficiency helps reduce power loss and heat generation in long-hour server operation.

04

Slot-Style Mechanical Structure

With external dimensions of 265 × 77 × 84 mm , the HK1600R-S1 is designed for slot-style server power integration. It is suitable for systems where the power supply is inserted into a defined slot instead of a standard CRPS bay.

05

I²C Communication Support

The unit supports I²C communication , allowing compatible server platforms to support PSU status monitoring, system-level communication, and power management functions.

06

Built for Reliable Server Deployment

Forced air cooling, IP20 protection level, EN55022 Class A EMI performance, multi-output voltage regulation, and protection functions such as output overvoltage, undervoltage, overcurrent, short circuit, and overtemperature protection help support stable server operation.

MODEL SELECTION

Compare Huntkey power options.

Review nearby Huntkey models and select the output level and form factor that best match the target system.

Product Category Model Power Output Architecture Efficiency Form Factor Best-Fit Application
Slot Style Power Supply HKS1200A3-S1 1200W +12V / +5V / +3.3V / 5VSB / -12V Platinum Short slot-style Multi-output server platforms and compact slot-based systems
Slot Style Power Supply HK2200R-S1 2200W +12V1 / +12V2 / +5V / +3.3V / 5VSB / -12V Platinum Slot-style High-power multi-output servers, storage platforms, and rack systems
Slot Style Power Supply HK1600R-S1 1600W +12V1 / +12V2 / +5V / +3.3V / 5VSB / -12V Platinum Slot-style Enterprise servers, storage systems, server backplanes, and rack platforms
Slot Style Power Supply HK1200R-S1 1200W class Slot-style multi-output server architecture Platinum series Slot-style Standard server platforms requiring slot-style PSU integration

DEPLOYMENT SCENARIOS

Where HK1600R-S1 fits best.

The HK1600R-S1 is designed for server platforms that need multi-channel DC power output, slot-style mechanical integration, and reliable long-hour operation. It fits enterprise servers, storage server backplanes, rack server systems, industrial server equipment, and power distribution platforms where the system requires dual 12V rails together with auxiliary 5V, 3.3V, standby, and -12V support.

Scenario System Requirement Why HK1600R-S1 Fits
Enterprise Server Platforms Multi-rail power delivery for server boards, fans, storage, and auxiliary circuits 1600W capacity supports mainstream enterprise server configurations
Dual 12V Rail Systems Separate 12V power delivery for different load groups +12V1 55A and +12V2 55A support balanced 12V rail distribution
Storage Server Backplanes Power support for drives, controllers, backplanes, and standby circuits +5V, +3.3V, and 5VSB outputs support mixed rail requirements
Rack Server Systems Continuous operation in rack-mounted server environments Platinum efficiency and forced air cooling support long-hour server deployment
Industrial Server Equipment Reliable power for embedded server boards and industrial computing platforms IP20 design, protection functions, and forced air cooling support practical integration
System Monitoring Platforms PSU communication with compatible host systems I²C communication supports power status monitoring and system-level control

POWER DESIGN

Reliability notes for continuous operation.

The HK1600R-S1 focuses on multi-output server power delivery for platforms that cannot rely only on a single 12V rail. Its dual 12V outputs and auxiliary voltage rails make it suitable for server systems where different boards, control circuits, backplanes, standby modules, and legacy rail requirements need direct support from the power supply.

  • 1600W rated output supports enterprise server boards, storage backplanes, system fans, control circuits, and auxiliary modules.
  • The main 12V outputs include +12V1 55A and +12V2 55A, supporting separated 12V load groups.
  • Auxiliary outputs include +5V 40A, +3.3V 24A, 5VSB 3A, and -12V 0.5A.
  • Voltage regulation accuracy is listed as ≤±5%, with ripple and noise controlled at ≤120mVp-p.
  • Efficiency is listed as ≥94%, with the series reaching peak efficiency of 94.5% under Platinum-level performance.
  • I²C communication supports PSU status communication with compatible server platforms.
  • Protection functions include output overvoltage, output undervoltage, output overcurrent, output short circuit, and overtemperature protection.
  • EMI performance is listed as EN55022 Class A, and forced air cooling helps maintain stable operation during continuous server use.

INSTALLATION

Installation and operating guidance.

The HK1600R-S1 uses an IP20 protection rating and is mainly designed for server applications. Because this model provides multiple output rails, system designers should evaluate each rail separately instead of judging suitability only by total rated power.

Installation / Operation Item Guidance
Input Matching Confirm the system input supply matches the required 11.4–12.6Vdc input range
Rail Load Planning Match server board and backplane requirements with +12V1, +12V2, +5V, +3.3V, 5VSB, and -12V outputs
Chassis Fitment Confirm the 265 × 77 × 84 mm external dimensions before slot-style integration
Communication Setup Use I²C communication only with compatible system monitoring and control designs
Thermal Clearance Keep intake and exhaust channels open to support forced air cooling under continuous load
Operating Environment Keep air temperature within 0–55°C and relative humidity within 5%–95%, with no condensation
Storage Condition For storage and transportation, keep within -40°C to 70°C and 5%–100% RH
Protection Review Confirm system-level fault handling for overvoltage, undervoltage, overcurrent, short circuit, and overtemperature events

FAQ

Frequently asked questions about HK1600R-S1.

Key answers for specification matching, installation planning, and system integration.

What type of power supply is the HK1600R-S1?

The HK1600R-S1 is a 1600W slot-style power supply designed for server platforms that require multi-output DC power delivery.

What is the size of this model?

It has external dimensions of 265 × 77 × 84 mm , making it suitable for slot-style server power integration.

What input voltage range does it support?

The HK1600R-S1 supports 11.4–12.6Vdc input and an input current listed as ≤14A .

What output does the HK1600R-S1 provide?

It provides +12V1 55A , +12V2 55A , +5V 40A , +3.3V 24A , 5VSB 3A , and -12V 0.5A multi-channel output.

How is this model different from standard CRPS power supplies?

The HK1600R-S1 uses a slot-style structure and provides multiple direct DC output rails, while many CRPS server power supplies mainly use a single +12V main output architecture.

What kind of server systems is this model suitable for?

It is suitable for enterprise servers, storage server backplanes, rack server platforms, industrial server equipment, and systems that require dual 12V rails plus auxiliary outputs.

Does it support communication with the server system?

Yes. It supports I²C communication , which can be used for power status monitoring and system-level management in compatible platforms.

What protection features are included?

It includes output overvoltage, output undervoltage, output overcurrent, output short circuit, and overtemperature protection.

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