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ASUS ExpertBook B5405 front view showing 14-inch display and backlit keyboard
ASUS ExpertBook B5405 front view showing 14-inch display and backlit keyboard
ASUS ExpertBook B5405 side profile highlighting thin chassis and USB ports
65W USB PD charger included with ASUS ExpertBook B5405 laptop
ASUS ExpertBook B5405 laptop brand logo on white background
ASUS ExpertBook B5405 14-inch display and keyboard front view
ASUS ExpertBook B5405 Core Ultra 7 laptop manufacturer logo
ASUS ExpertBook B5405 laptop front view with 14-inch display and backlit keyboard
Close-up of ASUS ExpertBook B5405 top bezel showing IR camera and privacy shutter
ASUS ExpertBook B5405 side profile highlighting thin chassis and left-side ports
ASUS ExpertBook B5405 laptop front view with 14-inch display and keyboard
ASUS ExpertBook B5405 laptop angled view highlighting thin profile and chassis
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ASUS EXPERTBOOK B5405 Core Ultra 7 255H 16GB/512GB Laptop

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$1,528.99 exc. VAT Note: VAT will be charged for UK & EU Countries at checkout. For Zero VAT (for EU buyers), please provide a VAT number at checkout.

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Dispatch Time: Next Working Day Dispatch timelines are estimates and may vary due to unforeseen delays of 1-2 working days for small orders. Larger quantities may require additional processing time.

Product Code: LTHO-2554

MPN #: B5405CC-LYU715X

Product Condition: New

Struggling with sluggish performance and short battery life while juggling meetings, reports and video calls? The ASUS EXPERTBOOK B5405 Core Ultra 7 255H 16GB/512GB Laptop delivers a powerful, lightweight solution for professionals who need speed, security and endurance in a single portable device. Its 14-inch anti-glare display and fast Wi-Fi 7 keep you productive wherever you work.

Key Features of a 512GB Laptop
  • Processor: Intel Core Ultra 7 255H 2 GHz, up to 5.1 GHz turbo - handles demanding multitasking with ease.
  • Memory: 16 GB DDR5 SDRAM - provides smooth operation for multiple applications.
  • Storage: 512 GB SSD M.2 2280 PCIe 4.0 - rapid file access and ample space for work files.
  • Display: 14 in LED, 1920 × 1200 WUXGA, 300 cd/m² - clear, bright visuals with anti-glare coating.
  • Graphics: Intel Arc Graphics 140T - supports creative work and light gaming.
  • Connectivity: Wi-Fi 7 (IEEE 802.11be) and Bluetooth 5.4 - fast, reliable wireless links.
  • Ports: 2 × USB4 (Thunderbolt 4), 2 × USB 3.2, HDMI, LAN, combo audio jack - versatile connection options.
  • Security: TPM 2.0 with Microsoft Pluton, fingerprint reader, privacy shutter - protects sensitive data.
  • Battery: 63 Wh lithium-ion, 3.17 lb weight - all-day use without heavy lifting.
  • Durability: MIL-STD-810H tested, spill-resistant keyboard - built to survive travel and accidents.

Why Choose an ASUS Laptop

Professionals who travel frequently or work from cafés need a machine that won’t let them down. You may have struggled with bulky laptops that drain quickly or lack the security for confidential files. This notebook’s thin 0.7 in profile, lightweight 3.17 lb build and robust security features make it an ideal companion for business travellers, remote workers and anyone who values reliability on the go.

Benefits of ASUS Laptop
  • Portability: Light and thin design lets you carry it comfortably all day.
  • Performance: Sixteen-core processor and DDR5 RAM keep apps running swiftly.
  • Security: Built-in fingerprint and TPM protect your data from theft.
  • Battery Life: Large 63 Wh cell provides extended use without frequent charging.
  • Connectivity: Latest Wi-Fi 7 and multiple ports ensure you stay linked everywhere.

Usages of a 512GB Laptop

The 512 GB storage capacity and powerful internals make this laptop perfect for office productivity, cloud-based collaboration, and handling large presentations. It also suits creative professionals editing photos or video, and it handles remote desktop sessions for IT staff. Whether you’re in a boardroom, a co-working space or on a train, the device adapts to any professional environment.


Specifications
Cache Memory
Cache Memory / Installed Size24MB
Miscellaneous
Miscellaneous / Theft/Intrusion ProtectionSecurity lock slot (cable lock sold separately)
Miscellaneous / Color CategoryGray
Miscellaneous / SecurityTrusted Platform Module (TPM 2.0) with Microsoft Pluton Secured-core PC (Level 2) Security Chip, fingerprint reader
Miscellaneous / ColorGentle gray
Miscellaneous / Included AccessoriesUSB-C power adapter
Miscellaneous / Security Slot TypeKensington nano security slot
Miscellaneous / Compliant StandardsRoHS, REACH, FSC, Energy Star 8.0
Miscellaneous / FeaturesMIL-STD-810H tested, BIOS protection, Computrace ready from BIOS, Absolute Persistence 2.0 (Computrace) technology, CSME BIOS redundancy assistance
Processor
Processor / TypeCore Ultra 7
Processor / Number of Cores16-core
Processor / GenerationSeries 2
Processor / ManufacturerIntel
Processor / Processor Number255H
Networking
Networking / Data Link ProtocolIEEE 802.11be (Wi-Fi 7)
Networking / Wireless ProtocolBluetooth 5.4
Networking / Wired ProtocolGigabit Ethernet
Dimensions & Weight
Dimensions & Weight / Dimensions (WxDxH)12.4 in x 8.9 in x 0.7 in
Dimensions & Weight / Height0.7in
Dimensions & Weight / Width12.4in
Dimensions & Weight / Depth8.9in
Dimensions & Weight / Weight3.17lbs
Memory
Memory / Form FactorSO-DIMM 262-pin
Memory / Slots Qty2
Memory / Empty Slots1
Memory / TechnologyDDR5 SDRAM
Memory / RAM16 GB (1 x 16 GB)
Memory / Max RAM Supported64 GB
Audio & Video
Audio & Video / Camera FeaturesPrivacy shutter, IR camera, Windows Hello
Audio & Video / SoundDual speakers, microphone
Audio & Video / Graphics ProcessorIntel Arc Graphics 140T - up to 74 TOPS
Audio & Video / CameraYes - 1080p
Environmental Standards
Environmental Standards / EPEAT CompliantYes
Environmental Standards / ENERGY STAR CertifiedYes
Environmental Standards / TCO CertificationTCO Certified, generation 10, for notebooks
Hard Drive
Hard Drive / SSD Form FactorM.2 2280
Hard Drive / Capacity512GB
Hard Drive / TypeSSD
Hard Drive / Hard Drive FeaturesNVM Express (NVMe)
Video Output
Video Output / Graphics ProcessorIntel Arc Graphics 140T
Video Output / Graphics Processor SeriesIntel Arc Graphics
System
System / Embedded SecurityTrusted Platform Module (TPM 2.0) with Microsoft Pluton Secured-core PC (Level 2) Security Chip
System / PlatformWindows
System / Security DevicesFingerprint reader
System / Notebook TypeNotebook
System / Hard Drive Capacity512GB
OS Provided
OS Provided / EditionWindows 11 Pro
OS Provided / FamilyWindows 11
OS Provided / TypeWindows 11 Pro
Input
Input / TypeKeyboard, touchpad
Input / FeaturesSpill-resistant, chiclet keyboard, 1.5mm travel distance
Input / Keyboard BacklightYes
Sustainability Information
Sustainability Information / ENERGY STAR CertifiedYes
Sustainability Information / TCO Certified- TCO Certified, generation 10, for notebooks
Battery
Battery / Capacity63 Wh
Battery / TechnologyLithium ion
Input Device
Input Device / BacklightYes
Input Device / TypeTouchpad
Processor / Chipset
Processor / Chipset / FeaturesIntel Smart Cache, Intel Boot Guard
Processor / Chipset / Cache24 MB
Processor / Chipset / CPUIntel Core Ultra 7 (Series 2) 255H / 2 GHz
Processor / Chipset / Max Turbo Speed5.1 GHz
Processor / Chipset / Number of Cores16-core
Audio Input
Audio Input / TypeMicrophone
Communications
Communications / Wireless802.11a/b/g/n/ac/ax/be, Bluetooth 5.4
Communications / Network InterfaceGigabit Ethernet
Communications / FeaturesDual stream (2x2)
AC Adapter
AC Adapter / InputAC 100-240 V (50/60 Hz)
AC Adapter / Output65 Watt, 20 V, 3.25 A
Storage
Storage / Main Storage512 GB SSD M.2 2280 PCIe 4.0 - NVM Express (NVMe)
Connections & Expansion
Connections & Expansion / Interfaces Details2 x USB 3.2 Gen 2 ¦ 2 x USB4 (supports Thunderbolt 4, DisplayPort Alt Mode) (Power Delivery) ¦ LAN ¦ Headphone/microphone combo jack ¦ HDMI
Header
Header / ModelB5405CC-LYU715X
Header / Product LineASUS ExpertBook B5
Header / Packaged Quantity1
Interfaces Summary
Interfaces Summary / USB-C FeaturesUSB Power Delivery
Interfaces Summary / USB-C Ports Qty2
Interfaces Summary / HDMI Ports Qty1
Interfaces Summary / USB 3.0 Ports Qty2
General
General / Product TypeNotebook
General / Operating SystemWindows 11 Pro
Display
Display / Image Brightness300 cd/m²
Display / WidescreenYes
Display / TypeLED
Display / FeaturesAnti-glare, WideView, 84% screen-to-body ratio
Display / Diagonal Size14in
Display / Color Gamut45% NTSC
Display / Widescreen DisplayYes
Display / Native Resolution1920 x 1200
Display / Resolution1920 x 1200 (WUXGA)
Display / Diagonal Size (metric)35.6cm
Display / V-Sync Rate at Max Res.60Hz
RAM
RAM / Form FactorSO-DIMM 262-pin
RAM / Installed Size16GB
RAM / Slots Qty2
RAM / TechnologyDDR5 SDRAM
RAM / Empty Slots1
RAM / Max Supported Size64GB
Optical Storage
Optical Storage / Drive TypeNo optical drive
Optical Storage / TypeNone
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