{"title":"Balmar","description":null,"products":[{"product_id":"balmar-12v-alternator-protection-module-apm-12","title":"Balmar 12V Alternator Protection Module","description":"\u003ch2\u003eBalmar Alternator Protection Module: Solid-State Defence Against Voltage Spikes and Load Dumps\u003c\/h2\u003e\n\u003ch3\u003eSafeguard Your Alternator from Lithium BMS Disconnects, Switch Interruptions, and Inductive Surges\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eBalmar Alternator Protection Module (APM)\u003c\/strong\u003e provides robust, solid-state protection for your alternator’s diodes and internal regulator. Designed to clamp high-energy voltage spikes and absorb sustained over-voltage conditions, the APM is essential for any charging system exposed to \u003cstrong\u003elithium battery BMS disconnects\u003c\/strong\u003e, battery switch interruptions, or surges from solenoids, combiners, and starter motors. Without protection, these events can instantly destroy an alternator—the APM eliminates that risk.\u003c\/p\u003e\n\u003cp\u003eEngineered to meet stringent international standards, the APM mounts directly at the rear of the alternator between the B+ and B- terminals, ensuring the shortest possible path for surge diversion. Its compact, sealed design withstands harsh marine and automotive environments, including salt spray and fog, making it ideal for \u003cstrong\u003emarine alternator protection\u003c\/strong\u003e, \u003cstrong\u003eRV electrical systems\u003c\/strong\u003e, and \u003cstrong\u003eoff-grid power setups\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch3\u003eHow the APM Protects Your Alternator\u003c\/h3\u003e\n\u003cp\u003eVoltage spikes occur when a load is suddenly removed from the alternator—such as a lithium battery’s BMS opening under full charge. The resulting \u003cstrong\u003eload dump\u003c\/strong\u003e can generate spikes well above the alternator’s rating, puncturing diodes and frying regulators. The Balmar APM instantly clamps these transients, absorbing surge currents in excess of 200 A without failure. It also handles sustained over-voltage conditions, shunting excess energy away from sensitive electronics.\u003c\/p\u003e\n\u003cp\u003eUnlike sacrificial devices that fail after a single event, the APM is designed for repeated surges. A green LED indicates active protection; if the module is ever compromised, a red LED and audible alarm alert you to replace it—providing clear, immediate status without guesswork.\u003c\/p\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSolid-state surge protection\u003c\/strong\u003e clamps voltage spikes and absorbs load-dump energy\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProtects against lithium BMS disconnects\u003c\/strong\u003e, battery switch interruptions, and inductive surges\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSurge absorption in excess of 200 A\u003c\/strong\u003e for repeated events without failure\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVisual and audible failure indication\u003c\/strong\u003e: green LED = protecting; red LED + beep = replace\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompact, direct-mount design\u003c\/strong\u003e installs at alternator B+ and B- terminals\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMeets ISO 16750-2, ISO 7637-2, SAE J1171, and ASTM B117\u003c\/strong\u003e for load dump, surge, ignition protection, and salt spray\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatible with all alternator brands\u003c\/strong\u003e and isolated or case-grounded configurations\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eBuilt for Harsh Environments\u003c\/h3\u003e\n\u003cp\u003eThe APM’s sealed electronics and corrosion-resistant construction meet \u003cstrong\u003eASTM B117 salt spray\/fog standards\u003c\/strong\u003e, ensuring reliable operation in coastal and marine applications. \u003cstrong\u003eSAE J1171 ignition protection\u003c\/strong\u003e makes it safe for installation in engine rooms and other hazardous areas. Whether you’re powering a \u003cstrong\u003emarine alternator\u003c\/strong\u003e on a bluewater cruiser, a \u003cstrong\u003e12V alternator\u003c\/strong\u003e in a mining vehicle, or a \u003cstrong\u003e12V alternator\u003c\/strong\u003e in an off-grid solar system, the APM delivers consistent, maintenance-free defence.\u003c\/p\u003e\n\u003ch3\u003eSimple Installation, Immediate Protection\u003c\/h3\u003e\n\u003cp\u003eInstallation is straightforward: connect the red lead to the alternator’s B+ post and the black lead to B- (isolated ground alternators) or to a case mounting bolt (case ground alternators). The module’s small footprint fits neatly behind the alternator, requiring no additional brackets or wiring runs. Once connected, the APM begins protecting immediately—no configuration needed.\u003c\/p\u003e\n\u003cp\u003eClamping up to 60 V for 12 V systems, with sustained over-voltage protection beginning around 20 V\u003c\/p\u003e\n\u003ch3\u003eProtect Your Investment Today\u003c\/h3\u003e\n\u003cp\u003eDon’t leave your alternator vulnerable to a single disconnect event. Install the \u003cstrong\u003eBalmar Alternator Protection Module\u003c\/strong\u003e and gain peace of mind knowing your charging system is shielded against the most common and destructive electrical faults. \u003cstrong\u003eOrder now\u003c\/strong\u003e to safeguard your alternator and keep your power system running reliably.\u003c\/p\u003e","brand":"Balmar","offers":[{"title":"Default Title","offer_id":42037157658685,"sku":"BAL-APM-12","price":181.8,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0602\/3918\/3933\/files\/BAL-APM-12.jpg?v=1727298101"},{"product_id":"balmar-24v-alternator-protection-module-apm-24","title":"Balmar 24V Alternator Protection Module","description":"\u003ch2\u003eBalmar Alternator Protection Module: Solid-State Defence Against Voltage Spikes and Load Dumps\u003c\/h2\u003e\n\u003ch3\u003eSafeguard Your Alternator from Lithium BMS Disconnects, Switch Interruptions, and Inductive Surges\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eBalmar Alternator Protection Module (APM)\u003c\/strong\u003e provides robust, solid-state protection for your alternator’s diodes and internal regulator. Designed to clamp high-energy voltage spikes and absorb sustained over-voltage conditions, the APM is essential for any charging system exposed to \u003cstrong\u003elithium battery BMS disconnects\u003c\/strong\u003e, battery switch interruptions, or surges from solenoids, combiners, and starter motors. Without protection, these events can instantly destroy an alternator—the APM eliminates that risk.\u003c\/p\u003e\n\u003cp\u003eEngineered to meet stringent international standards, the APM mounts directly at the rear of the alternator between the B+ and B- terminals, ensuring the shortest possible path for surge diversion. Its compact, sealed design withstands harsh marine and automotive environments, including salt spray and fog, making it ideal for \u003cstrong\u003emarine alternator protection\u003c\/strong\u003e, \u003cstrong\u003eRV electrical systems\u003c\/strong\u003e, and \u003cstrong\u003eoff-grid power setups\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch3\u003eHow the APM Protects Your Alternator\u003c\/h3\u003e\n\u003cp\u003eVoltage spikes occur when a load is suddenly removed from the alternator—such as a lithium battery’s BMS opening under full charge. The resulting \u003cstrong\u003eload dump\u003c\/strong\u003e can generate spikes well above the alternator’s rating, puncturing diodes and frying regulators. The Balmar APM instantly clamps these transients, absorbing surge currents in excess of 200 A without failure. It also handles sustained over-voltage conditions, shunting excess energy away from sensitive electronics.\u003c\/p\u003e\n\u003cp\u003eUnlike sacrificial devices that fail after a single event, the APM is designed for repeated surges. A green LED indicates active protection; if the module is ever compromised, a red LED and audible alarm alert you to replace it—providing clear, immediate status without guesswork.\u003c\/p\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSolid-state surge protection\u003c\/strong\u003e clamps voltage spikes and absorbs load-dump energy\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProtects against lithium BMS disconnects\u003c\/strong\u003e, battery switch interruptions, and inductive surges\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSurge absorption in excess of 200 A\u003c\/strong\u003e for repeated events without failure\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVisual and audible failure indication\u003c\/strong\u003e: green LED = protecting; red LED + beep = replace\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompact, direct-mount design\u003c\/strong\u003e installs at alternator B+ and B- terminals\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMeets ISO 16750-2, ISO 7637-2, SAE J1171, and ASTM B117\u003c\/strong\u003e for load dump, surge, ignition protection, and salt spray\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatible with all alternator brands\u003c\/strong\u003e and isolated or case-grounded configurations\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eBuilt for Harsh Environments\u003c\/h3\u003e\n\u003cp\u003eThe APM’s sealed electronics and corrosion-resistant construction meet \u003cstrong\u003eASTM B117 salt spray\/fog standards\u003c\/strong\u003e, ensuring reliable operation in coastal and marine applications. \u003cstrong\u003eSAE J1171 ignition protection\u003c\/strong\u003e makes it safe for installation in engine rooms and other hazardous areas. Whether you’re powering a \u003cstrong\u003emarine alternator\u003c\/strong\u003e on a bluewater cruiser, a \u003cstrong\u003e24V alternator\u003c\/strong\u003e in a mining vehicle, or a \u003cstrong\u003e48V alternator\u003c\/strong\u003e in an off-grid solar system, the APM delivers consistent, maintenance-free defence.\u003c\/p\u003e\n\u003ch3\u003eSimple Installation, Immediate Protection\u003c\/h3\u003e\n\u003cp\u003eInstallation is straightforward: connect the red lead to the alternator’s B+ post and the black lead to B- (isolated ground alternators) or to a case mounting bolt (case ground alternators). The module’s small footprint fits neatly behind the alternator, requiring no additional brackets or wiring runs. Once connected, the APM begins protecting immediately—no configuration needed.\u003c\/p\u003e\n\u003cp\u003eDesigned for 24 V systems, providing robust defence against load-dump surges and sustained over-voltage conditions\u003c\/p\u003e\n\u003ch3\u003eProtect Your Investment Today\u003c\/h3\u003e\n\u003cp\u003eDon’t leave your alternator vulnerable to a single disconnect event. Install the \u003cstrong\u003eBalmar Alternator Protection Module\u003c\/strong\u003e and gain peace of mind knowing your charging system is shielded against the most common and destructive electrical faults. \u003cstrong\u003eOrder now\u003c\/strong\u003e to safeguard your alternator and keep your power system running reliably.\u003c\/p\u003e","brand":"Balmar","offers":[{"title":"Default Title","offer_id":42037157691453,"sku":"BAL-APM-24","price":181.8,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0602\/3918\/3933\/files\/BAL-APM-24.jpg?v=1727298102"},{"product_id":"balmar-48v-alternator-protection-module-apm-48","title":"Balmar 48V Alternator Protection Module","description":"\u003ch2\u003eBalmar Alternator Protection Module: Solid-State Defence Against Voltage Spikes and Load Dumps\u003c\/h2\u003e\n\u003ch3\u003eSafeguard Your Alternator from Lithium BMS Disconnects, Switch Interruptions, and Inductive Surges\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eBalmar Alternator Protection Module (APM)\u003c\/strong\u003e provides robust, solid-state protection for your alternator’s diodes and internal regulator. Designed to clamp high-energy voltage spikes and absorb sustained over-voltage conditions, the APM is essential for any charging system exposed to \u003cstrong\u003elithium battery BMS disconnects\u003c\/strong\u003e, battery switch interruptions, or surges from solenoids, combiners, and starter motors. Without protection, these events can instantly destroy an alternator—the APM eliminates that risk.\u003c\/p\u003e\n\u003cp\u003eEngineered to meet stringent international standards, the APM mounts directly at the rear of the alternator between the B+ and B- terminals, ensuring the shortest possible path for surge diversion. Its compact, sealed design withstands harsh marine and automotive environments, including salt spray and fog, making it ideal for \u003cstrong\u003emarine alternator protection\u003c\/strong\u003e, \u003cstrong\u003eRV electrical systems\u003c\/strong\u003e, and \u003cstrong\u003eoff-grid power setups\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch3\u003eHow the APM Protects Your Alternator\u003c\/h3\u003e\n\u003cp\u003eVoltage spikes occur when a load is suddenly removed from the alternator—such as a lithium battery’s BMS opening under full charge. The resulting \u003cstrong\u003eload dump\u003c\/strong\u003e can generate spikes well above the alternator’s rating, puncturing diodes and frying regulators. The Balmar APM instantly clamps these transients, absorbing surge currents in excess of 200 A without failure. It also handles sustained over-voltage conditions, shunting excess energy away from sensitive electronics.\u003c\/p\u003e\n\u003cp\u003eUnlike sacrificial devices that fail after a single event, the APM is designed for repeated surges. A green LED indicates active protection; if the module is ever compromised, a red LED and audible alarm alert you to replace it—providing clear, immediate status without guesswork.\u003c\/p\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSolid-state surge protection\u003c\/strong\u003e clamps voltage spikes and absorbs load-dump energy\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProtects against lithium BMS disconnects\u003c\/strong\u003e, battery switch interruptions, and inductive surges\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSurge absorption in excess of 200 A\u003c\/strong\u003e for repeated events without failure\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVisual and audible failure indication\u003c\/strong\u003e: green LED = protecting; red LED + beep = replace\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompact, direct-mount design\u003c\/strong\u003e installs at alternator B+ and B- terminals\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMeets ISO 16750-2, ISO 7637-2, SAE J1171, and ASTM B117\u003c\/strong\u003e for load dump, surge, ignition protection, and salt spray\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatible with all alternator brands\u003c\/strong\u003e and isolated or case-grounded configurations\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eBuilt for Harsh Environments\u003c\/h3\u003e\n\u003cp\u003eThe APM’s sealed electronics and corrosion-resistant construction meet \u003cstrong\u003eASTM B117 salt spray\/fog standards\u003c\/strong\u003e, ensuring reliable operation in coastal and marine applications. \u003cstrong\u003eSAE J1171 ignition protection\u003c\/strong\u003e makes it safe for installation in engine rooms and other hazardous areas. Whether you’re powering a \u003cstrong\u003emarine alternator\u003c\/strong\u003e on a bluewater cruiser, a \u003cstrong\u003e24V alternator\u003c\/strong\u003e in a mining vehicle, or a \u003cstrong\u003e48V alternator\u003c\/strong\u003e in an off-grid solar system, the APM delivers consistent, maintenance-free defence.\u003c\/p\u003e\n\u003ch3\u003eSimple Installation, Immediate Protection\u003c\/h3\u003e\n\u003cp\u003eInstallation is straightforward: connect the red lead to the alternator’s B+ post and the black lead to B- (isolated ground alternators) or to a case mounting bolt (case ground alternators). The module’s small footprint fits neatly behind the alternator, requiring no additional brackets or wiring runs. Once connected, the APM begins protecting immediately—no configuration needed.\u003c\/p\u003e\n\u003cp\u003eOptimised for 48 V systems, clamping high-energy transients to protect high-voltage alternators\u003c\/p\u003e\n\u003ch3\u003eProtect Your Investment Today\u003c\/h3\u003e\n\u003cp\u003eDon’t leave your alternator vulnerable to a single disconnect event. Install the \u003cstrong\u003eBalmar Alternator Protection Module\u003c\/strong\u003e and gain peace of mind knowing your charging system is shielded against the most common and destructive electrical faults. \u003cstrong\u003eOrder now\u003c\/strong\u003e to safeguard your alternator and keep your power system running reliably.\u003c\/p\u003e","brand":"Balmar","offers":[{"title":"Default Title","offer_id":42037157724221,"sku":"BAL-APM-48","price":260.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0602\/3918\/3933\/files\/BAL-APM-48.jpg?v=1727298104"}],"url":"https:\/\/www.solar4rvs.com.au\/collections\/brand-balmar.oembed?type=grid","provider":"Solar 4 RVs","version":"1.0","type":"link"}