
MM-20MR 4″ 480×480 HMI Touch Panel | F420 TTL USB
4-inch HMI with 480×480 display, TTL and USB, IP65 front panel, CE certified.
MM-20MR-8MTS-F420-H3G-A 4-Inch 480×480 HMI Touchscreen with TTL & USB
Product Overview:
The MM-20MR-8MTS-F420-H3G-A is a 4-inch square HMI designed for compact control systems. With a 480×480 resolution, reliable touch input, TTL and USB interfaces, and industrial-grade design, it’s ideal for space-sensitive automation applications.
Product Features:
✔ High-Resolution Display: 4.0″ TFT LCD with 480×480 square resolution and 250cd/m² brightness
✔ Reliable Touchscreen: 4-wire resistive touch panel with 4H surface hardness
✔ Industrial Performance: A8 800 MHz RISC CPU, 128M FLASH, 512KB RTC storage
✔ Connectivity: Mini USB for programming, TTL communication, USB HOST supports mouse
✔ Power Efficiency: Operates on DC24V (range: 15V–28V), strong electrical insulation
✔ Durable Construction: Compact ABS shell, 116×102×45mm size, cutout 107×94mm
✔ Certified Protection: IP65 front panel, CE certified for industrial environments


MM-20MR-8MTS-F420-H3G-A(0452)
| Category | Details |
|---|---|
| Product Model | MM-20MR-8MTS-F420-H3G-A |
| Dimensions | 116mm × 102mm × 45mm |
| Cutout Dimensions | 107mm × 94mm |
| Screen Selection | F420A (YKBuilder 5.3 software) |
| Screen Size | 4″ TFT (Display size: 73mm × 70mm) |
| Input | NPN type input: 12 channels |
| Output | – Transistor: 8 channels (Y+, Y− can only drive 5V or lower levels) |
| – Relay: 8 channels | |
| Analog Input | 0 |
| Analog Output | 0 |
| Temperature | 0 |
| Power Supply | 24V 3A |

MM-20MR HMI Panel 4″ 480×480 | TTL + USB | F420-H3G-B
Industrial 4″ square HMI with 480×480 resolution, USB & TTL ports, IP65-rated and CE-certified.
MM-20MR-8MTS-F420-H3G-B 4″ 480×480 USB TTL Square HMI Touch Panel
Product Overview:
The MM-20MR-8MTS-F420-H3G-B provides a robust square HMI solution for compact equipment. With USB and TTL support, it’s engineered for reliable performance and seamless integration in factory automation or embedded systems.
Product Features:
✔ Square High-Res Display: 4.0″ TFT LCD with 480×480 resolution and 250cd/m² brightness
✔ Durable Touchscreen: 4-wire resistive touch, 4H hardness, reliable input control
✔ Powerful Core: A8 800 MHz RISC CPU, 128M FLASH, plus 512KB RTC storage
✔ Industrial Interfaces: Mini USB programming, TTL communication, USB HOST for mouse support
✔ Stable Power Input: DC24V (15V–28V range), strong insulation and protection
✔ Rugged Design: ABS fire-resistant housing, 116×102×45mm, 107×94mm cutout
✔ Certified Quality: IP65-rated front panel, CE compliant for industrial use
MM-20MR-8MTS-F420-H3G-B(0452)
| Category | Details |
|---|---|
| Product Model | MM-20MR-8MTS-F420-H3G-B |
| Dimensions | 116mm × 102mm × 45mm |
| Cutout Dimensions | 107mm × 94mm |
| Screen Selection | F420A (YKBuilder 5.3 software) |
| Screen Size | 4″ TFT (Display size: 73mm × 70mm) |
| Input | NPN type input: 12 channels |
| Output | – Transistor: 8 channels (Y+, Y− can only drive 5V or lower levels) |
| – Relay: 8 channels | |
| Analog Input | 2 channels (0–10V) → (0–4095), Address: D8032, D8033 |
| Analog Output | 2 channels (0–4000) → (0–10V), Address: D8050, D8051 |
| Temperature | 2 channels NTC10K (–50°C to 150°C), Address: D8034, D8035 |
| Power Supply | 24V 3A |

MM-20MR 4″ HMI Touchscreen | 480×480 USB TTL | F420-H3G-A
Industrial 4-inch 480×480 TFT HMI with USB and TTL, CE certified, IP65 panel, ideal for automation.
MM-20MR-8MTS-5K-F420-H3G-A 4″ 480×480 Industrial HMI Touch Panel (USB + TTL)
Product Overview:
MM-20MR-8MTS-5K-F420-H3G-A is a compact 4-inch industrial HMI with a square high-resolution screen, designed for environments requiring USB and TTL connectivity. Reliable performance and small size make it ideal for embedded systems and automation control.
Product Features:
✔ High Clarity Display: 4″ TFT LCD with square 480×480 resolution and 250cd/m² brightness
✔ Durable Touchscreen: 4-wire resistive touch, 4H hardness ensures precise and lasting input
✔ Powerful Core: Features A8 800 MHz RISC CPU with 128M FLASH memory and 512KB RTC storage
✔ Industrial Communication: Mini USB for programming, TTL interface, USB HOST supports mouse
✔ Stable Power Input: Operates on DC24V (15V–28V), with strong insulation and reliability
✔ Rugged Structure: Fire-resistant ABS case, 116×102×45mm dimensions, 107×94mm cutout
✔ Certifications: IP65 front panel protection, CE certified for industrial automation use


MM-20MR-8MTS-5K-F420-H3G-A(0445)
| Category | Details |
|---|---|
| Product Model | MM-20MR-8MTS-5K-F420-H3G-A |
| Dimensions | 116mm × 102mm × 45mm |
| Cutout Dimensions | 107mm × 94mm |
| Screen Selection | F420A (YKBuilder 5.3 software) |
| Screen Size | 4″ TFT (Display size: 73mm × 70mm) |
| Input | NPN type input: 12 channels |
| Output | – Transistor: 8 channels (Y+, Y− can only drive 5V or lower levels) |
| – Relay: 8 channels | |
| Analog Input | 0 |
| Analog Output | 0 |
| Temperature | 0 |
| Power Supply | 24V 3A |

MM-20MR 4″ 480×480 HMI Panel | USB TTL | F420-H3G-B
4-inch 480×480 TFT HMI with USB and TTL, compact IP65-certified panel for industrial control.
MM-20MR-8MTS-5K-F420-H3G-B 4-Inch Industrial HMI with 480×480 Display and USB TTL
Product Overview:
The MM-20MR-8MTS-5K-F420-H3G-B offers a compact square-format solution for industrial HMI applications. With sharp display, USB + TTL interface, and a rugged build, it’s ideal for control systems needing precision and reliability in limited space.
Product Features:
✔ High-Resolution Square Display: 4.0” TFT screen with 480×480 resolution and 250cd/m² brightness
✔ Precision Touchscreen: 4-wire resistive with 4H hardness for long-term industrial use
✔ Efficient Operation: A8 800 MHz RISC processor with 128M FLASH memory and 512KB real-time clock storage
✔ Reliable Connectivity: Equipped with Mini USB, TTL communication, and USB HOST (mouse support)
✔ Stable Power Design: Operates at DC24V with input range 15V–28V, anti-loss within 3ms
✔ Durable Industrial Case: ABS fireproof enclosure, 116×102×45mm dimensions, 107×94mm mounting
✔ Certified Protection: IP65-rated front panel and CE certified for demanding environments
MM-20MR-8MTS-5K-F420-H3G-B(0445)
| Category | Details |
|---|---|
| Product Model | MM-20MR-8MTS-5K-F420-H3G-B |
| Dimensions | 116mm × 102mm × 45mm |
| Cutout Dimensions | 107mm × 94mm |
| Screen Selection | F420A (YKBuilder 5.3 software) |
| Screen Size | 4″ TFT (Display size: 73mm × 70mm) |
| Input | NPN type input: 12 channels |
| Output | – Transistor: 8 channels (Y+, Y− can only drive 5V or lower levels) |
| – Relay: 8 channels | |
| Analog Input | 2 channels (0–10V) → (0–4095), Address: D8032, D8033 |
| Analog Output | 2 channels (0–4000) → (0–10V), Address: D8050, D8051 |
| Temperature | 2 channels NTC10K (–50°C to 150°C), Address: D8034, D8035 |
| Power Supply | 24V 3A |