Description
HP Motherboard M21379-001 – Genuine Replacement Board for HP ProBook 440/450/640/650 G8 (WWAN)
This is a genuine, tested HP laptop motherboard, part number M21379-001, built with an onboard Intel Core i5-1135G7 processor and WWAN connectivity. It is sourced as a working replacement across the HP ProBook 440 G8, 450 G8, 640 G8, and 650 G8 family. Every board is pulled from a working donor unit and bench-tested for power-on, POST, and display function before listing.
Key Features & Benefits
- Genuine HP part number M21379-001, matching HP’s own service part listing
- Onboard Intel Core i5-1135G7 processor with Iris Xe integrated graphics
- WWAN-equipped variant for mobile broadband connectivity
- Bench-tested for boot, display output, and charging before dispatch
- Fits 4 shared HP business laptop chassis
Compatibility & Fitment
Compatible with the HP ProBook 440 G8, 450 G8, 640 G8, and 650 G8 (WWAN variant). Before ordering, check the part number printed on your existing motherboard against M21379-001. If unsure, send us a photo of your board or your laptop’s model/serial number and we’ll confirm fitment before you buy.
Performance Overview
The Core i5-1135G7 is a 4-core/8-thread 11th Gen processor with Iris Xe integrated graphics, well suited to office productivity, browsing, and video calls, with the added convenience of built-in mobile broadband for field or travel use.
Common Issues This Board Resolves
- Laptop does not power on or shows no LED activity at all
- No display output even with an external monitor connected
- Board damaged by a liquid spill or power surge
- Charging circuit failure — laptop won’t charge on AC power
Why Replace Instead of Buying New?
If your ProBook’s chassis, keyboard, and battery are still good, a motherboard swap is far cheaper than replacing the whole machine.
Frequently Asked Questions
Is this a genuine HP part? Yes — it is a genuine HP board, tested before listing.
Does this include WWAN? Yes, this variant is equipped for WWAN mobile broadband connectivity.
Will this fit my laptop? Match the part number M21379-001 printed on your current board, or send us your model/serial number to confirm.
Is a warranty included? Yes — warranty included, tested and genuine, available in Kenya.
Key Specifications
- Part Number: M21379-001
- Processor: Intel Core i5-1135G7 (onboard)
- Connectivity: WWAN-equipped
- Compatible Models: ProBook 440 G8, 450 G8, 640 G8, 650 G8
- Condition: Tested, working
What’s in the Box
1 x HP laptop motherboard (Part No. M21379-001).
Why Buy This in Kenya?
- Available in Kenya with fast delivery
- Genuine HP part, tested before sale
- Warranty included
- Best price in Kenya
Product Summary
The HP Motherboard M21379-001 is a genuine, tested replacement board for the ProBook 440/450/640/650 G8 with WWAN. Buy in Kenya with warranty and fast delivery.
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