Highlights
View all details
- PCI express interface
- Data transfer rate: Up to 460.80 Kbps
- Ports: 2 x 9-pin DB-9 male RS-232 serial
StarTech PEX2S553 2 Ports Native PCI Express RS232 Serial Adapter Card With 16550 UART
Item #: 383642Model #: STARTECH.COM
Free Returns
Online. In store. Always free.
Learn More
About this product
Startech.com® 2 Port PCI express serial adapter card with 16550 UART features two high speed RS232 serial ports and supports data transfer rates up to 460.8 Kbps.
Startech.com® 2 Port PCI express serial adapter card with 16550 UART decreases load applied to CPU and increases performance through native single-chip design. Express card contains half height and low profile mounting bracket.
- PCI express interface
- Data transfer rate: Up to 460.80 Kbps
- Ports: 2 x 9-pin DB-9 male RS-232 serial
- Form factor: Dual-profile plug-in card
- Number of ports: 2
- Dimensions: 0.8"(H) x 4.7"(W) x 4.1"(L)
- Bus type: PCI express
- Card type: Standard profile (LP bracket included), Port style: Integrated on card
- Connector type: 1 - PCI express x 1 male
- OS compatibility: Windows® 8 (32/64bit), 7 (32/64bit), Vista(32/64), XP(32/64), XP Embedded, POS Ready 2009, Embedded System 2009, 2000, 98SE, 95, DOS, CE 5.0/6.0, Windows® Server 2008 R2, 2003(32/64)m, Mac OS 10.4 and up, Linux
- Temperature range: -10 - 80 deg C (operating), -20 - 100 deg C (storage), Humidity: 5 - 85% RH
- Compatibility: PC
- Green compliance certificate/authority: RoHS
- Includes 1 x 2 port pci-express serial card, 2 x low profile brackets, 1 x driver CD, 1 x instruction manual
- Serial protocol: RS-232, FIFO: 128 bytes
- Weight: 2.2 oz.
- Warranty: 2 years
Frequently bought together
55% off of Staples Essentials Ergonomic Fabric Swivel Task Chair, Black (UN56947)
Price is $79.99, Regular price was $179.99, You save 55%
Free Next-Day eligible by tomorrow
1-hr pickup
1
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
Over 30
Price is $89.99
Free Next-Day eligible by tomorrow
1-hr pickup
1
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
Over 30
Price is $21.19
Unit of measure 100/Box Price per unit $0.21/File Folder
Next-Day Delivery by tomorrow
1-hr pickup
1
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
Over 30
HP 15.6" LED Laptop, Intel Core i3-N305, 8GB RAM, 256GB SSD,+ 7 hours battery, Windows 11 (B42YPUA#ABA) is New at Staples
39% off of HP 15.6" LED Laptop, Intel Core i3-N305, 8GB RAM, 256GB SSD,+ 7 hours battery, Windows 11 (B42YPUA#ABA)
Price is $319.99, Regular price was $529.99, You save 39%
Free Next-Day eligible by tomorrow
1-hr pickup
1
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
Over 30
26% off of HP Smart Tank 5101 Wireless All-in-One Color Ink Tank Printer Scanner Copier, 2 years ink included (1F3Y0A)
Price is $189.99, Regular price was $259.99, You save 26%
Free Next-Day eligible by tomorrow
1-hr pickup
1
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
Over 30
50% off of Staples Cartwright Ergonomic Fabric Swivel Task Chair, Black (ST62400)
Price is $59.99, Regular price was $119.99, You save 50%
Free Next-Day eligible by tomorrow
1-hr pickup
1
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
Over 30
37% off of Hammermill Copy Plus 8.5" x 11" Copy Paper, 20 lbs., 92 Brightness, 5000 Sheets/Carton (105007)
Price is $49.99, Regular price was $79.99, You save 37%
Unit of measure 5000/Carton
Free Next-Day eligible by tomorrow
1-hr pickup
1
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
Over 30
48% off of Staples Kelburne Luxura Ergonomic Faux Leather Swivel Executive Chair, Black (58226-CC)
Price is $112.99, Regular price was $219.99, You save 48%
Delivery fees may apply
1-hr pickup
1
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
Over 30
40% off of Staples® Dexley Ergonomic Mesh Swivel Task Chair, Black (UN56946)
Price is $179.99, Regular price was $299.99, You save 40%
Delivery fees may apply
1-hr pickup
1
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
Over 30
50% off of Staples Hyken Ergonomic Mesh Swivel Task Chair, Black (UN59460)
Price is $149.99, Regular price was $299.99, You save 50%
Delivery fees may apply
1-hr pickup
1
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
Over 30
25% off of TRU RED™ 8.5" x 11" Copy Paper, 20 lbs., 92 Brightness, 500 Sheets/Ream (TR56957)
Price is $6.99, Regular price was $9.44, You save 25%
Unit of measure 500/Ream
Next-Day Delivery by tomorrow
1-hr pickup
1
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
Over 30
Lenovo V15 G4 15.6" Laptop, Intel Core i7-13620H, 16GB RAM, 512GB SSD, Windows 11 Home (83CC002EUS) is New at Staples
37% off of Lenovo V15 G4 15.6" Laptop, Intel Core i7-13620H, 16GB RAM, 512GB SSD, Windows 11 Home (83CC002EUS)
Price is $549.99, Regular price was $879.99, You save 37%
Free delivery by Fri, May 16
1
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
Over 30
53% off of HP Envy 6455e Wireless Color All-in-One Inkjet Printer, Print, Scan, Copy, Best for Home, 3 Months FREE Ink with HP+ (223R1A)
Price is $69.99, Regular price was $149.99, You save 53%
Free Next-Day eligible by tomorrow
1
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
Over 30
HP 15.6" Laptop, Intel Core i5-1335U, 8GB RAM, 256GB SSD, 8.5 hours + Battery, Windows 11, Natural Silver (7X8S7UA#ABA) is In-store only
46% off of HP 15.6" Laptop, Intel Core i5-1335U, 8GB RAM, 256GB SSD, 8.5 hours + Battery, Windows 11, Natural Silver (7X8S7UA#ABA)
Price is $349.99, Regular price was $659.99, You save 46%
See alternate delivery items
1-hr pickup
37% off of Staples Multiuse Copy Paper, 8.5" x 11", 20 lbs., 94 Brightness, 500 Sheets/Ream, 8 Reams/Carton (26860-CC)
Price is $42.99, Regular price was $68.99, You save 37%
Unit of measure 4000/Carton
Free Next-Day eligible by tomorrow
1
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
Over 30
30% off of HP OfficeJet Pro 9125e Wireless Color All-In-One Inkjet Printer, Print, Scan, Copy, Fax, Best for Home Office, 3 Months FREE Ink
Price is $209.99, Regular price was $299.99, You save 30%
Free Next-Day eligible by tomorrow
1-hr pickup
1
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
Over 30
17% off of HP OfficeJet 8015e Wireless Color All-In-One Printer, Print, Scan, Copy, Best for Home Office, 6 Months FREE Ink (228F5A)
Price is $139.99, Regular price was $169.99, You save 17%
Free Next-Day eligible by tomorrow
1-hr pickup
1
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
Over 30
TurboTax Deluxe 2024 for 1 User, Windows/Mac, Download (5109027) is Online only
Price is $79.99
Delivered Electronically
1
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
Over 30
33% off of HP OfficeJet Pro 8139e Wireless Color All-In-One Printer, Print Scan Copy Fax, Best for Home Office, 1 Year FREE Ink (40Q51A)
Price is $179.99, Regular price was $269.99, You save 33%
Free Next-Day eligible by tomorrow
1-hr pickup
1
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
Over 30
Compare similar items
| Attributes | StarTech PEX2S553 2 Ports Native PCI Express RS232 Serial Adapter Card With 16550 UART | StarTech PCI Express 2-Port RS232 Serial Interface Card | StarTech 8-Port PCI Express SATA Expansion Adapter Card (8P6G-PCIE-SATA-CARD) | StarTech 2-Port PCI Express Serial Card With 16C1050 UART Serial Adapter PCIe Low Profile RS-232 X 2 | Startech Front USB Hub, 4 Port |
|---|---|---|---|---|---|
Your product StarTech PEX2S553 2 Ports Native PCI Express RS232 Serial Adapter Card With 16550 UART Price is $58.29 Out of Stock |  Price is $77.37 |  Price is $127.07 |  Price is $59.17 |  Price is $35.82 | |
| Reviews | |||||
| Delivery Information | Data not available | Free delivery by Mon, May 19 | Free delivery by Mon, May 19 | Free delivery by Mon, May 19 | Free delivery by Wed, May 21 |
| Available in my store | No | No | No | No | No |
| Card Type | Serial Adapter | Serial Adapter | Expansion | Serial Adapter | |
| Host Interface | PCI Express | PCI Express 2.0 | PCI Express | PCI Express | |
| Add To Cart | Add To Cart | Add To Cart | Add To Cart |
Featured Products
Price is $114.29
Free Next-Day eligible by tomorrow
1
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
Over 30
Price is $29.09
Next-Day Delivery by tomorrow
1
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
Over 30
Price is $104.89
Free delivery by Fri, May 23
1
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
Over 30
Price is $89.99
Free Next-Day eligible by tomorrow
1
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
Over 30
Price is $41.89
Free Next-Day eligible by tomorrow
1
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
Over 30
Price is $237.99
Free delivery by Thu, May 22
1
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
Over 30
Price is $42.39
Free Next-Day eligible by tomorrow
1
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
Over 30
Price is $114.59
Free delivery by Thu, May 22
1
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
Over 30
Price is $99.99
Free delivery by Thu, May 22
1
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
Over 30
Price is $219.99
Free Next-Day eligible by tomorrow
1
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
Over 30
Price is $25.89
Next-Day Delivery by tomorrow
1
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
Over 30
Price is $25.49
Next-Day Delivery by tomorrow
1
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
Over 30
Price is $94.09
Free delivery by Thu, May 22
1
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
Over 30
Price is $69.29
Free delivery by Thu, May 22
1
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
Over 30
Price is $55.99
Free delivery by Thu, May 22
1
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
Over 30