SUMPK
SUMPK USB C Extension Cable 1.5FT
Bottom line: The SUMPK USB C Extension Cable 1.5FT ($9.99 on Amazon as of 2026-10-06): 240W/5A charging passthrough keeps laptop and phone fast-charge speeds intact; main trade-off: not compatible with Thunderbolt 3 devices or active docking stations.
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*Price sourced from Amazon.com. Last updated 2026-10-06. Price and availability subject to change.
Pros & Cons
Pros
- ✓ 240W/5A charging passthrough keeps laptop and phone fast-charge speeds intact
- ✓ 40Gbps USB 4.0 data rate, backward compatible with USB 3.2/3.1/3.0/2.0
- ✓ Single 8K@60Hz or dual 4K@60Hz video and audio passthrough to a monitor
Cons
- ✗ Not compatible with Thunderbolt 3 devices or active docking stations
- ✗ 1.5FT length only reaches a port a few inches away, not across a desk
- ✗ Male-to-female extender still requires your own USB-C cable
- ✗ 8K output depends on your laptop and monitor supporting DisplayPort Alt Mode
SpecPicks Verdict
SpecPicks scored SUMPK USB C Extension Cable 1.5FT using a rating × review-volume × price-fit model applied to published specs and reviews across the accessories category. SUMPK's accessories lineup sits within the broader category mid-tier; price and specs are the deciding factors over brand loyalty here. Judge it on the specification table and the price rather than on sentiment: check the figures that decide your use case, then put it side-by-side with two or three close alternatives in the Compare tool before clicking through.
Common buyer scenarios for accessories of this kind: matching it to an existing build, replacing a failing part, or upgrading from a previous-generation equivalent. Check the spec table below against your current setup — particularly socket / form-factor / power-rating fields — and confirm compatibility on the retailer's listing before purchase. Prices and stock are set by the retailer and may have moved since this page was last updated.
Key Features
- [240W/5A Fast Charging]: SUMPK USB C to USB C Extension Cable offers charging speed up to 240W/48V/5A, so that your phones, laptops, tablets, SSDs, Powerpoints could be charged at full speed
- [40Gbps Superspeed Data]: The USB C extension cable supports 40Gbps high speed data transmission, which is transferring a file in seconds. And it is USB 4.0 Plug, which is backward compatible with USB 3.2, USB 3.1, USB 3.0, USB 2.0
- [8K Video and Audio Output ] : The USB C Male to Female cable supports video and audio output, which has a UHD resolution with single 8K@60Hz and dual 4K@60Hz. You can extend the connection plug from your laptop to a monitor device for learning, working, gaming or watching (Note: please ensure your devices support video display function)
- [Compatibility ] : The short usb c extension cable is compatible with iPhone 16/16 Pro/16 Plus/16 Pro Max, iPhone 15/15 Plus/15 Pro/15 Pro Max, MacBook Pro/Air, MacBook air M3 /M2/ M1 Mac mini, MacBook Mini, MacBook Pro 2020 2021, iPad Pro/Air, iMac Pro, iPad Mini, PSVR2, Mag Safe Wireless Charger, Steam Deck, USB C hub, docking, Surface Go, oculus quest link cable, Switch, Google Chromebook Pixel, Dell XPS 13/ 15, Dell XPS Surface Book, Samsung Galaxy S23, Pixel, LG, Nexus 5X 6P, Lumia 950 950XL, most USB C devices, desktop computers, laptops, mobile phones, monitors, projectors (Note: Not compatible with Thunderbolt 3 devices or active docking stations)
- [What You Get] : 2 Packs 240W short usb c extension cable 1.5FT with SUMPK all life technology support
Full Specifications
| Brand | SUMPK |
|---|---|
| Color | grey |
| Model | ECC50 |
| Wattage | 240 watts |
| Frequency | 60 Hz |
| Cable Type | USB |
| Item Shape | Round |
| Model Name | ECC50 |
| Unit Count | 2.0 Count |
| Item Length | 18 Inches |
| Part Number | ECC50 |
| Connectivity | Wireless, USB-C |
| Compatibility | Switch, iOS, Mac |
| Connector Type | USB Type C |
| Number of Pins | 24 |
| Outer Material | Aluminum, Metal, Nylon |
| Connection Type | Wireless |
| Maximum Current | 5 Amps |
| Maximum Voltage | 48 Volts |
| Number of Items | 2 |
| Full listing title | USB C Extension Cable 1.5FT (2 packs/240W/40Gbps/8K), Short USB 4.0 Extender Cable, 40Gbps High Speed Data Transfer Male to Female, 8K Video Display Compatible for MacBook Air M2 Pro/iPad/Magsafe/Hub |
Ready to buy?
USB C Extension Cable 1.5FT (2 packs/240W/40Gbps/8K), Short USB 4.0 Extender Cable, 40Gbps High Speed Data Transfer Male to Female, 8K Video Display Compatible for MacBook Air M2 Pro/iPad/Magsafe/Hub is listed on Amazon. Price, availability, shipping and returns are set by Amazon and its sellers — check the listing for current terms. SpecPicks earns a small commission on qualifying purchases — thank you for supporting independent review work.
*Price sourced from Amazon.com. Last updated 2026-10-06. Price and availability subject to change.
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