Skip to main contentSkip to footer

Explore more like this

1 of 10

Overview

Elevate your TV watching experience with the TCL S45K Series smart TV. Featuring 4K ultra HD resolution and direct-lit backlight technology, this LED TV offers stunning picture quality with enhanced brightness and contrast. It is powered by AiPQ processor that enhances every scene to deliver an unparalleled cinematic visual clarity.

TCL 43" S45K Series 4K UHD HDR LED Smart Google TV (43S45K) - 2025

Brand: TCL
Model: 43S45K
Web Code: 18985123
Sold and shipped by Best Buy

Sale ends: *

2 special offers available!

Available for deliveryAvailable to ship

Not available for pickup

Not available for pickup

Sorry, at this time, this product cannot be picked up in-store.

Best Buy Protection Plan

Return Policy

30 days to return or exchange

Condition: Marketplace unlocked devices can be returned within 30 days from the date your online order is delivered.

Read return policy

Low Price Guarantee

Find a lower price anywhere else, we'll gladly match it. Exclusions apply.

See details

Manufacturer's Warranty

Check with the manufacturer for details or add Best Buy Protection for extra coverage.

For Quebec residents: See the Availability Guarantee disclosure in the Specifications section below.

What's included:

  • Remote Control
  • Power Cord
  • User Manual
  • Quick Start Guide
  • 2*AAA battery
  • 43-inch screen with 4K ultra HD (3840 x 2160) resolution delivers an immersive viewing experience
  • LED smart TV is powered by AiPQ processor, which optimizes each scene for stunning picture quality
  • Direct-lit backlight technology offers enhanced brightness and uniformity, ensuring a clear and vibrant picture across the entire screen
  • HDR PRO with Dolby Vision, HDR10, and HLG, offers enhanced contrast, accurate colours, and fine details for a realistic viewing experience
  • 60Hz refresh rate provides smooth motion and clarity
  • Motion Rate 240 with MEMC frame insertion combines advanced motion enhancement technologies to deliver top-tier motion clarity
  • Auto Game Mode (ALLM) automatically activates game mode to minimize input lag and latency, offering exceptional gaming experience
  • Includes two 15W speakers deliver rich, powerful sound
  • Dolby Atmos provides advanced spatial audio for movies, TV shows, and games
  • DTS Virtual:X delivers immersive 3D sound for everyday content using only the TV speakers
  • Google TV operating system provides access to a range of entertainment options
  • Built-in apps like Netflix, Disney+, YouTube, Prime Video, Apple TV+, and LG Channels keep top entertainment just a click away
  • Compatibility with Apple AirPlay lets you easily share videos, photos, music, and more from your Apple devices to your smart TV
  • Compatibility with Amazon Alexa and Google Assistant offers hands-free control with simple voice commands
  • Chromecast built-In allows you to stream TV shows, movies, videos, music, games, sports, and more from thousands of your favourite apps directly to the TV
  • Wi-Fi provides fast, reliable wireless connectivity
  • Bluetooth Personal Audio lets you sync compatible Bluetooth headphones with your TV for a private listening experience
  • Three HDMI 2.1 (1 x eARC), one optical digital audio output, and two USB media ports offer versatile connectivity options
  • FullView metal bezel-less design featuring a sleek edge-to-edge glass, enhances the aesthetic appeal of your TV
  • 200mm x 200mm wall mount compatibility allows for easy and secure mounting
Product Condition
Brand New
Model Year
2025
Demo Model
No

Video

Screen Size
43 in
Resolution
4K Ultra HD
TV Display Technology
LED
Backlight Technology
Direct Lit
High Dynamic Range (HDR)
Yes
Dolby Vision
Yes
Refresh Rate
60 Hz
Motion Enhancement Technology
MEMC (60Hz)
Video Modes
Intelligent; Vivid; Standard; Sports; Movie; Game; PC

Audio

Speaker Output Power
2 x 10W

Inputs/Outputs

HDMI Inputs
3 x HDMI (1 x eARC)
Optical Digital Audio Outputs
1
USB Media Port
1
Internet Connectivity
Wi-Fi
Bluetooth
Bluetooth 5.4
Works with Apple AirPlay
AirPlay
TV Operating System
Android/Google TV
Voice Control
Yes
Works with Google Assistant
Yes
Works with Amazon Alexa
Yes

Physical Features

Wall Mount Specification
200 mm x 200 mm

Dimensions With Stand

Width with Stand
95.7 cm
Height with Stand
60.3 cm
Depth with Stand
18.5 cm
Width with Stand (Inches)
37.68 in
Height with Stand (Inches)
23.74 in
Depth with Stand (Inches)
7.28 in
Weight with Stand
5.7 kg

Dimensions Without Stand

Width without Stand
95.7 cm
Height without Stand
55.8 cm
Depth without Stand
7.2 cm
Width without Stand (Inches)
37.68 in
Height without Stand (Inches)
21.97 in
Depth without Stand (Inches)
2.83 in
Weight without Stand
5.6 kg

For Quebec residents – Disclosure under the Consumer Protection Act

In compliance with Bill 29, Best Buy and third-party sellers on Best Buy Marketplace do not guarantee the availability of replacement parts, repair services, or maintenance information for any products. Coverage provided through any Best Buy Protection programs and applicable manufacturer warranties, if any, remain in place. Information about the manufacturer’s availability guarantee can be found .