{"id":15522021310701,"title":"2Pcs M542 TPA3116D2 Mono Digital Audio Amplifier Board, 100W 12-26V","handle":"2pcs-m542-tpa3116d2-mono-digital-audio-amplifier-board-100w-12-26v","description":"\u003ch3\u003e2Pcs M542 TPA3116D2 Mono Digital Audio Amplifier Board, 100W 12-26V\u003c\/h3\u003e\n\u003cp id=\"b\"\u003eThe M542 TPA3116D2-Compatible Digital Power Amplifier Board Module is a mono\nClass-D audio amplifier board designed for high-power speaker systems, DIY\naudio projects, subwoofers, active speakers, and embedded audio applications.\nIt is compatible with TPA3116D2-based amplifier designs and provides a single-\nchannel output power of up to 100W. Product Parameters Product Name: TPA3116D2\nDigital Power Amplifier Board Model: M542 Amplifier Type: Class-D digital\npower amplifier Compatible Chip\/Design: TPA3116D2-compatible Number of\nChannels: Mono Supply Voltage: DC 12V–20V Power Input Marking: 12V–26V DC\nOutput Power: 100W Signal-to-Noise Ratio: 100 dB Gain Options: 20 dB \/ 26 dB \/\n32 dB Dimensions: 79 × 54 × 16 mm Pin Definition VCC+: 12V–26V DC power input.\nA 10,000 µF capacitor is recommended for power filtering. GND: Low-impedance\nground connection. L-IN \/ R-IN: Audio signal input; supports 3.5 mm stereo\ninput and mono-mode use. SPK+: Speaker \/ horn output positive terminal. SPK-:\nSpeaker \/ horn output negative terminal. MUTE: Mute control pin; requires an\nexternal pull-up resistor. GAIN: Gain selection pin; selectable gain levels of\n20 dB, 26 dB, or 32 dB.\u003c\/p\u003e \n\n\u003ch3\u003eProduct Features\u003c\/h3\u003e\n \u003cul class=\"a\"\u003e\n \u003cli\u003eMono Digital Amplifier Board: This TPA3116D2-compatible amplifier board is designed for mono audio applications, making it suitable for subwoofers, custom speaker projects, and DIY sound systems.\u003c\/li\u003e\n \u003cli\u003e100W Output Performance: With up to 100W output, this module provides enough power for a variety of audio builds while maintaining stable operation in compact setups.\u003c\/li\u003e\n \u003cli\u003eWide Power Input for Flexible Use: Designed for 12V to 26V DC input, this mono amplifier module works with common power supplies and is ideal for custom audio builds and DIY electronics.\u003c\/li\u003e\n \u003cli\u003eClear and Stable Audio Signal: Featuring a 100dB signal-to-noise ratio, the board helps deliver cleaner sound with less background noise for a better listening experience.\u003c\/li\u003e\n \u003cli\u003eCompact Size for Easy Integration: Measuring 79 x 54 x 16 mm, this amplifier module is easy to install in speaker enclosures, electronic projects, and custom audio devices.\u003c\/li\u003e\n \u003c\/ul\u003e","published_at":"2026-11-11T02:38:06+11:00","created_at":"2026-11-10T18:37:40+11:00","vendor":"MakerCircuit","type":"Amplifiers","tags":["electronics_NR_Nov2026"],"price":9800,"price_min":9800,"price_max":9800,"available":true,"price_varies":false,"compare_at_price":null,"compare_at_price_min":0,"compare_at_price_max":0,"compare_at_price_varies":false,"variants":[{"id":68249629819117,"title":"Default Title","option1":"Default Title","option2":null,"option3":null,"sku":"B0HFCQ7ZY4","requires_shipping":true,"taxable":true,"featured_image":null,"available":true,"name":"2Pcs M542 TPA3116D2 Mono Digital Audio Amplifier Board, 100W 12-26V","public_title":null,"options":["Default Title"],"price":9800,"weight":90,"compare_at_price":null,"inventory_management":"shopify","barcode":"TPA3116D2-1","requires_selling_plan":false,"selling_plan_allocations":[],"quantity_rule":{"min":1,"max":null,"increment":1}}],"images":["\/\/leoforward.com\/cdn\/shop\/files\/B0HFCQ7ZY4.jpg?v=1794296262","\/\/leoforward.com\/cdn\/shop\/files\/51WONOGaTtL.jpg?v=1794296262","\/\/leoforward.com\/cdn\/shop\/files\/5125YcQ0mkL.jpg?v=1794296262","\/\/leoforward.com\/cdn\/shop\/files\/31z9UkxI9IL.jpg?v=1794296262"],"featured_image":"\/\/leoforward.com\/cdn\/shop\/files\/B0HFCQ7ZY4.jpg?v=1794296262","options":["Title"],"media":[{"alt":null,"id":46972324348141,"position":1,"preview_image":{"aspect_ratio":1.0,"height":800,"width":800,"src":"\/\/leoforward.com\/cdn\/shop\/files\/B0HFCQ7ZY4.jpg?v=1794296262"},"aspect_ratio":1.0,"height":800,"media_type":"image","src":"\/\/leoforward.com\/cdn\/shop\/files\/B0HFCQ7ZY4.jpg?v=1794296262","width":800},{"alt":null,"id":46972324380909,"position":2,"preview_image":{"aspect_ratio":1.0,"height":800,"width":800,"src":"\/\/leoforward.com\/cdn\/shop\/files\/51WONOGaTtL.jpg?v=1794296262"},"aspect_ratio":1.0,"height":800,"media_type":"image","src":"\/\/leoforward.com\/cdn\/shop\/files\/51WONOGaTtL.jpg?v=1794296262","width":800},{"alt":null,"id":46972324413677,"position":3,"preview_image":{"aspect_ratio":1.0,"height":800,"width":800,"src":"\/\/leoforward.com\/cdn\/shop\/files\/5125YcQ0mkL.jpg?v=1794296262"},"aspect_ratio":1.0,"height":800,"media_type":"image","src":"\/\/leoforward.com\/cdn\/shop\/files\/5125YcQ0mkL.jpg?v=1794296262","width":800},{"alt":null,"id":46972324446445,"position":4,"preview_image":{"aspect_ratio":1.0,"height":800,"width":800,"src":"\/\/leoforward.com\/cdn\/shop\/files\/31z9UkxI9IL.jpg?v=1794296262"},"aspect_ratio":1.0,"height":800,"media_type":"image","src":"\/\/leoforward.com\/cdn\/shop\/files\/31z9UkxI9IL.jpg?v=1794296262","width":800}],"requires_selling_plan":false,"selling_plan_groups":[],"content":"\u003ch3\u003e2Pcs M542 TPA3116D2 Mono Digital Audio Amplifier Board, 100W 12-26V\u003c\/h3\u003e\n\u003cp id=\"b\"\u003eThe M542 TPA3116D2-Compatible Digital Power Amplifier Board Module is a mono\nClass-D audio amplifier board designed for high-power speaker systems, DIY\naudio projects, subwoofers, active speakers, and embedded audio applications.\nIt is compatible with TPA3116D2-based amplifier designs and provides a single-\nchannel output power of up to 100W. Product Parameters Product Name: TPA3116D2\nDigital Power Amplifier Board Model: M542 Amplifier Type: Class-D digital\npower amplifier Compatible Chip\/Design: TPA3116D2-compatible Number of\nChannels: Mono Supply Voltage: DC 12V–20V Power Input Marking: 12V–26V DC\nOutput Power: 100W Signal-to-Noise Ratio: 100 dB Gain Options: 20 dB \/ 26 dB \/\n32 dB Dimensions: 79 × 54 × 16 mm Pin Definition VCC+: 12V–26V DC power input.\nA 10,000 µF capacitor is recommended for power filtering. GND: Low-impedance\nground connection. L-IN \/ R-IN: Audio signal input; supports 3.5 mm stereo\ninput and mono-mode use. SPK+: Speaker \/ horn output positive terminal. SPK-:\nSpeaker \/ horn output negative terminal. MUTE: Mute control pin; requires an\nexternal pull-up resistor. GAIN: Gain selection pin; selectable gain levels of\n20 dB, 26 dB, or 32 dB.\u003c\/p\u003e \n\n\u003ch3\u003eProduct Features\u003c\/h3\u003e\n \u003cul class=\"a\"\u003e\n \u003cli\u003eMono Digital Amplifier Board: This TPA3116D2-compatible amplifier board is designed for mono audio applications, making it suitable for subwoofers, custom speaker projects, and DIY sound systems.\u003c\/li\u003e\n \u003cli\u003e100W Output Performance: With up to 100W output, this module provides enough power for a variety of audio builds while maintaining stable operation in compact setups.\u003c\/li\u003e\n \u003cli\u003eWide Power Input for Flexible Use: Designed for 12V to 26V DC input, this mono amplifier module works with common power supplies and is ideal for custom audio builds and DIY electronics.\u003c\/li\u003e\n \u003cli\u003eClear and Stable Audio Signal: Featuring a 100dB signal-to-noise ratio, the board helps deliver cleaner sound with less background noise for a better listening experience.\u003c\/li\u003e\n \u003cli\u003eCompact Size for Easy Integration: Measuring 79 x 54 x 16 mm, this amplifier module is easy to install in speaker enclosures, electronic projects, and custom audio devices.\u003c\/li\u003e\n \u003c\/ul\u003e"}