{"product_id":"joyo-guitar-pedal-power-supply-4-way-daisy-chain-800ma-tip-negative","title":"JOYO DC 9V Guitar Pedal Power Supply - 4-Way Daisy Chain, Low-Noise","description":"\u003cp\u003eIn this review of the JOYO DC 9V Guitar Pedal Power Supply the bottom line is simple: it is a budget-friendly, compact wall adapter for players who need a reliable 9V DC source for multiple pedals. The reviewer found it particularly useful for hobbyists and gigging musicians who want to eliminate batteries and power up to four pedals at once with a single AC wall charger. Noise performance varies by pedal chain, but the unit's smart IC and isolation features make it a sensible choice for four-pedal setups where cost and convenience matter most.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e9V DC Output:\u003c\/strong\u003e Provides a steady 9V DC output with 800mA nominal and up to 1A peak, which covers most standard guitar effect pedals that use tip negative power.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e4-Way Daisy Chain:\u003c\/strong\u003e The included four-way daisy chain cables let users power up to four pedals simultaneously without running multiple adapters.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWide AC Input Range:\u003c\/strong\u003e Accepts AC100V-240V at 50\/60Hz so it can be used in different countries with compatible mains voltages.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProtection Circuits:\u003c\/strong\u003e Built-in over-voltage, over-load and short-circuit protection help safeguard pedals from common power faults.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSmart IC Noise Reduction:\u003c\/strong\u003e Uses a professional IC chip and filter capacitor to reduce noise and provide isolation, which helps keep unwanted hum low in many setups.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCertifications and Materials:\u003c\/strong\u003e Components meet RoHS standards and the adapter is CE\/FCC\/UL certified, supporting safer, compliant use.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWho It's For\u003c\/h2\u003e\n\u003cp\u003eThis power supply is best suited to guitarists and bassists who run small pedalboards of up to four 9V tip-negative pedals and want a simple, affordable single-adapter solution. It appeals to players who prioritize convenience and portability over modular powering solutions like isolated multi-output supplies.\u003c\/p\u003e\n\u003cp\u003ePlayers who rely on high-gain chains, studio work where absolute silence is critical, or those using pedals that require isolated outputs for noise-free operation should look elsewhere for fully isolated multi-output supplies with dedicated current per output.\u003c\/p\u003e\n\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCompact wall-mounted design is space-efficient and simple to deploy on small pedalboards.\u003c\/li\u003e\n\u003cli\u003eFour daisy-chain outputs reduce clutter and eliminate the need for multiple adapters.\u003c\/li\u003e\n\u003cli\u003eProtective circuits and smart IC chip provide safer operation and reduced interference in many setups.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eNot fully isolated per output, so some users report buzzing with certain pedals in sensitive chains.\u003c\/li\u003e\n\u003cli\u003eCombined current is limited; high-draw pedals may push close to the 1A maximum when used together.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput\u003c\/td\u003e\n\u003ctd\u003eAC100V-240V, 50\/60Hz, 0.2A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Voltage\u003c\/td\u003e\n\u003ctd\u003e9V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Current\u003c\/td\u003e\n\u003ctd\u003e800mA nominal, Max 1A (1000mA)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePolarity\u003c\/td\u003e\n\u003ctd\u003eTip Negative (center negative)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDaisy Chain\u003c\/td\u003e\n\u003ctd\u003e4-way pedal cables (3.9 ft total for chain)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProtections\u003c\/td\u003e\n\u003ctd\u003eOver-voltage, over-load, short-circuit protection\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eOur Verdict\u003c\/h2\u003e\n\u003cp\u003eThe JOYO DC 9V power supply is a practical, cost-effective choice for gigging players and hobbyists who need to power up to four tip-negative pedals without fuss. Its protection features and smart IC filtering make it good value, though those needing absolute silence or isolated outputs for each pedal should consider higher-end supplies.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eCan this adapter power four pedals at once?\u003c\/strong\u003e\u003cbr\u003eYes, the included 4-way daisy chain lets you power up to four pedals, but total current draw should not exceed the adapter's 800mA nominal or 1A peak limit.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs the polarity compatible with most pedals?\u003c\/strong\u003e\u003cbr\u003eYes, the supply uses tip negative (center negative) polarity, which matches most common 9V guitar and keyboard pedals.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWill it introduce noise into my signal chain?\u003c\/strong\u003e\u003cbr\u003eMany users report low noise thanks to the smart IC chip, but some setups and pedals can still experience buzzing, so isolated outputs may be preferable for very noise-sensitive rigs.\u003c\/p\u003e","brand":"JOYO","offers":[{"title":"Default Title","offer_id":46786688843995,"sku":"B092DFNP6D","price":12.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/51Lg8N1L1GL._AC_SL1300.jpg?v=1747562719","url":"https:\/\/gearmusthave.com\/products\/joyo-guitar-pedal-power-supply-4-way-daisy-chain-800ma-tip-negative","provider":"GearMustHave","version":"1.0","type":"link"}