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3-Year Protection $28.99
4-Year Protection $38.99
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Asurion Complete Protect: One plan covers all eligible past and future purchases (Renews Monthly Until Cancelled) $16.99/month

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Eligible for Return, Refund or Replacement within 30 days of receipt
Eligible for Return, Refund or Replacement within 30 days of receipt
This item can be returned in its original condition for a full refund or replacement within 30 days of receipt.
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Eligible for Return, Refund or Replacement within 30 days of receipt
This item can be returned in its original condition for a full refund or replacement within 30 days of receipt.
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In the event your product doesn't work as expected or you need help using it, Amazon offers free product support options such as live phone/chat with an Amazon associate, manufacturer contact information, step-by-step troubleshooting guides, and help videos. By solving product issues, we help the planet by extending the life of products. Availability of support options differ by product and country. Learn more
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3 Year Office Equipment Protection Plan

from Asurion, LLC
(1613)
  • No Additional Cost: You pay nothing for repairs – parts, labor, and shipping included.
  • Coverage: Plan starts on the date of purchase. Malfunctions covered after the manufacturer's warranty. Power surges covered from day one. Real experts are available 24/7 to help with set-up, connectivity issues, troubleshooting and much more.
  • Easy Claims Process: File a claim anytime online or by phone. Most claims approved within minutes. If we can’t repair it, we’ll send you an Amazon e-gift card for the purchase price of your covered product or replace it.
  • Product Eligibility: Plan must be purchased with a product or within 30 days of the product purchase. Pre-existing conditions are not covered.
  • Terms & Details: More information about this protection plan is available within the “Product guides and documents” section. Simply click “User Guide” for more info. Terms & Conditions will be available in Your Orders on Amazon. Asurion will also email your plan confirmation with Terms & Conditions to the address associated with your Amazon account within 24 hours of purchase.
Learn more

4 Year Office Equipment Protection Plan

from Asurion, LLC
(8057)
  • No Additional Cost: You pay nothing for repairs – parts, labor, and shipping included.
  • Coverage: Plan starts on the date of purchase. Malfunctions covered after the manufacturer's warranty. Power surges covered from day one. Real experts are available 24/7 to help with set-up, connectivity issues, troubleshooting and much more.
  • Easy Claims Process: File a claim anytime online or by phone. Most claims approved within minutes. If we can’t repair it, we’ll send you an Amazon e-gift card for the purchase price of your covered product or replace it.
  • Product Eligibility: Plan must be purchased with a product or within 30 days of the product purchase. Pre-existing conditions are not covered.
  • Terms & Details: More information about this protection plan is available within the “Product guides and documents” section. Simply click “User Guide” for more info. Terms & Conditions will be available in Your Orders on Amazon. Asurion will also email your plan confirmation with Terms & Conditions to the address associated with your Amazon account within 24 hours of purchase.
Learn more

Asurion Complete Protect: One plan covers all eligible past and future purchases on Amazon

from Asurion, LLC
(678)
  • Buy a lot of stuff on Amazon? Tons of items eligible for coverage, from the latest tech like laptops, game consoles, and TVs, to major appliances, sporting goods, tools, toys, mattresses, personal care, furniture, and more.
  • Accidents happen. That’s why for your portable products we cover accidental damage from handling such as drops, spills and cracked screens. We also cover electrical and mechanical malfunctions, power surges, and wear and tear.
  • Past and future purchases covered. 30 days after you are enrolled, all eligible past purchases (up to 1 year prior to enrollment) and future eligible purchases made on Amazon will be covered by your plan as long as you are enrolled.
  • Fast, easy claims. Frustration-free claims, with most filed in minutes. We will fix it, replace it, or reimburse you with an Amazon e-gift card for the purchase price of your product (excluding tax). File at Asurion.com/amazon.
  • No hidden fees. For just $16.99 a month + tax you’re covered for up to $5,000 in claims per 12-month period. *THIS PROGRAM IS MONTH-TO-MONTH AND WILL CONTINUE UNTIL CANCELED* Coverage for all products ends 30 days after the plan is canceled. Cancel any time.
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$$179.67 () Includes selected options. Includes initial monthly payment and selected options. Details
Price
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$$179.67
Subtotal
Initial payment breakdown
Shipping cost, delivery date, and order total (including tax) shown at checkout.

Synology RAM DDR4 ECC SO-DIMM 8GB (D4ES01-8G)

4.3 4.3 out of 5 stars 28 ratings
Amazon's Choice highlights highly rated, well-priced products available to ship immediately.
Amazon's Choice in Computer Memory by Synology
$179.67
FREE Returns
Available at a lower price from other sellers that may not offer free Prime shipping.
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Purchase options and add-ons

Brand Synology
Computer Memory Size 8 GB
RAM Memory Technology DDR4
Memory Speed 3200 MT/s
Compatible Devices Synology Device

About this item

  • DDR4 ECC Unbuffered SODIMM
  • System ram type: ddr4_sdram
  • Memory storage capacity: 8.0

Frequently bought together

Synology RAM DDR4 ECC SO-DIMM 8GB (D4ES01-8G)
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Ships from and sold by Amazon.com.
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Top Brand: Synology

Highly Rated
50K+ customers rate items from this brand highly
Trending
10K+ orders for this brand in past 3 months
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Synology RAM DDR4 ECC SO-DIMM 8GB (D4ES01-8G)
Synology RAM DDR4 ECC SO-DIMM 8GB (D4ES01-8G)
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Synology RAM DDR4 ECC Unbuffered SODIMM 16GB (D4ES01-16G)
Synology RAM DDR4 ECC Unbuffered SODIMM 16GB (D4ES01-16G)
Details
Added to Cart
Details
Added to Cart
Details
Added to Cart
Details
Added to Cart
Details
Added to Cart
Details
Added to Cart
Price$179.67$199.98$171.95-15% $339.99
List: $399.99		$33.89$343.99
Delivery
Get it as soon as Monday, May 13
Get it as soon as Saturday, May 11
Get it as soon as Saturday, May 11
—
Get it as soon as Saturday, May 11
Get it as soon as Saturday, May 11
Customer Ratings
4.34.3 out of 5 stars28
4.84.8 out of 5 stars1,053
4.74.7 out of 5 stars29
5.05.0 out of 5 stars1
4.94.9 out of 5 stars11
4.74.7 out of 5 stars29
Easy to install
—
4.8
5.0
—
5.0
5.0
Stability
—
4.8
5.0
—
—
5.0
Sold By
Amazon.com
Amazon.com
Amazon.com
Amazon.com
OWC (Other World Computing)
Amazon.com
computer memory size
8 GB
8 GB
8 GB
16 GB
8 GB
16 GB
memory speed
3200 mt s
3200 mt s
3200 mt s
—
2666 MHz
3200 mt s
RAM tech
DDR4
DDR4
DDR4
DDR4
DDR4
DDR4
number of items
1
1
1
1
1
1
data transfer rate
—
2666 MHz
—
0 gigabits per second
2666 MHz
—
number of pins
260
—
260
—
260
260
compatible devices
Synology Device
Synology devices
Synology Device
Synology devices
NAS, Server, Synology, Network Switched, Micro Servers
Synology Device
form factor
SO-DIMM
UDIMM
SO-DIMM
RDIMM
SO-DIMM
SO-DIMM
voltage
1.2 volts
1.2 volts
1.2 volts
1.2 volts
1.2 volts
1.2 volts

Looking for specific info?

Product Description

Always select authentic Synology memory modules for optimum compatibility and reliability. Installation of non-Synology memory modules can lead to system instability or boot failures. Synology will not provide complete product warranty or technical support if non-Synology memory modules are used for memory expansion. For more information on memory upgrade limitations, visit Synology website.

Product information

Technical Details

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Additional Information

Warranty & Support

Amazon.com Return Policy:You may return any new computer purchased from Amazon.com that is "dead on arrival," arrives in damaged condition, or is still in unopened boxes, for a full refund within 30 days of purchase. Amazon.com reserves the right to test "dead on arrival" returns and impose a customer fee equal to 15 percent of the product sales price if the customer misrepresents the condition of the product. Any returned computer that is damaged through customer misuse, is missing parts, or is in unsellable condition due to customer tampering will result in the customer being charged a higher restocking fee based on the condition of the product. Amazon.com will not accept returns of any desktop or notebook computer more than 30 days after you receive the shipment. New, used, and refurbished products purchased from Marketplace vendors are subject to the returns policy of the individual vendor.
Manufacturer’s warranty can be requested from customer service. Click here to make a request to customer service.

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Synology RAM DDR4 ECC SO-DIMM 8GB (D4ES01-8G)

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Customer reviews

4.3 out of 5 stars
4.3 out of 5
28 global ratings

Top review from the United States

stanislav
5.0 out of 5 stars Good to have
Reviewed in the United States on January 26, 2022
Verified Purchase
Very nice working RAM
Helpful
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Top reviews from other countries

Buy2MuchPrime
4.0 out of 5 stars ECC Memory isn't cheap.
Reviewed in Canada on June 9, 2022
Verified Purchase
Works as expected. Chances are I'll pickup another stick and pull out the original DIMM.
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