{"product_id":"xh-m609-dc-voltage-protection-module-6-60v-undervoltage-cutoff-lithium-battery","title":"XH-M609 DC Voltage Protection Module — 6–60V Undervoltage Cutoff for Lithium Battery","description":"\u003ch2\u003eXH-M609 DC Voltage Protection Module — 6–60V Undervoltage Cutoff\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eXH-M609 DC voltage protection module\u003c\/strong\u003e automatically disconnects a load from a battery when the battery voltage drops below a user-set threshold, preventing damaging over-discharge. With an adjustable cutoff range covering \u003cstrong\u003e6V to 60V\u003c\/strong\u003e, it protects lithium-ion, LiFePO4, lead-acid, and NiMH battery packs in solar storage systems, electric vehicles, UPS units, and DIY battery-powered projects. A relay output switches the load circuit; the module itself draws minimal standby current.\u003c\/p\u003e\n\n\u003ch2\u003eKey Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n  \u003ctr\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eXH-M609\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eInput Voltage Range\u003c\/td\u003e\n\u003ctd\u003e6V – 60V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eUndervoltage Cutoff\u003c\/td\u003e\n\u003ctd\u003eAdjustable via onboard potentiometer\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eReconnect Voltage\u003c\/td\u003e\n\u003ctd\u003eAdjustable (hysteresis above cutoff threshold)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eOutput\u003c\/td\u003e\n\u003ctd\u003eRelay contact (NO\/NC\/COM)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eMax Relay Current\u003c\/td\u003e\n\u003ctd\u003e10A (resistive load)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eDisplay\u003c\/td\u003e\n\u003ctd\u003eLED indicator (protection active)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eCompatible Batteries\u003c\/td\u003e\n\u003ctd\u003eLi-ion, LiFePO4, Lead-acid, NiMH\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eCN\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eHow It Works\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMonitor\u003c\/strong\u003e — The module continuously monitors battery terminal voltage\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCutoff\u003c\/strong\u003e — When voltage drops below the set threshold, the relay opens and disconnects the load\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eReconnect\u003c\/strong\u003e — When voltage recovers above the reconnect threshold (cutoff + hysteresis), the relay closes and restores power to the load\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHysteresis\u003c\/strong\u003e — Prevents rapid relay cycling near the cutoff voltage; set via second potentiometer\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eTypical Applications\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003eSolar battery storage system over-discharge protection\u003c\/li\u003e\n  \u003cli\u003e12V \/ 24V lead-acid battery low-voltage disconnect for caravans and boats\u003c\/li\u003e\n  \u003cli\u003eLithium battery pack protection in e-bike and scooter conversions\u003c\/li\u003e\n  \u003cli\u003eUPS and backup power system battery protection\u003c\/li\u003e\n  \u003cli\u003eDIY battery-powered project automatic shutoff\u003c\/li\u003e\n  \u003cli\u003eGolf cart and electric vehicle battery protection\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eQ: Can I use this to protect a 48V lithium pack?\u003c\/h3\u003e\n\u003cp\u003eYes. The 6–60V input range covers 48V nominal lithium packs (fully charged ~54.6V for 13S Li-ion). Set the cutoff voltage to your pack’s minimum safe discharge voltage (e.g., 42V for 13S Li-ion at 3.2V\/cell).\u003c\/p\u003e\n\n\u003ch3\u003eQ: What is the maximum load current?\u003c\/h3\u003e\n\u003cp\u003eThe onboard relay is rated for \u003cstrong\u003e10A resistive load\u003c\/strong\u003e. For loads above 10A, use the relay output to switch an external contactor or SSR rated for your load current. Do not exceed the relay rating directly.\u003c\/p\u003e\n\n\u003ch2\u003ePackage Contents\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e1× XH-M609 DC Voltage Protection Module\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Keszoox","offers":[{"title":"XH-M609","offer_id":46985527886059,"sku":"14:1202#XH-M609","price":13.72,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0677\/1005\/8731\/files\/xh-m609-dc-voltage-protection-module-lithium-battery-6-60v.webp?v=1761273787","url":"https:\/\/keszoox.com\/products\/xh-m609-dc-voltage-protection-module-6-60v-undervoltage-cutoff-lithium-battery","provider":"Keszoox","version":"1.0","type":"link"}