{"product_id":"securitron-u-s-rb-4-24-relay-board-4-dpdt-2-amp","title":"Securitron -u.s. RB-4-24 Relay Board 4 Dpdt 2 Amp","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\u003cp\u003eThe SECURITRON -U.S. RB-4-24 is a relay board designed for access control and locking system applications. It provides four double-pole double-throw (DPDT) relay outputs, each rated at 2 amps, operating on a 24-volt input. This board allows access control panels and controllers to switch multiple independent circuits simultaneously, making it a practical expansion component in commercial and institutional door hardware installations. Locksmiths, access control technicians, and low-voltage electricians typically install this board when additional relay switching capacity is needed beyond what a primary controller provides.\u003c\/p\u003e\u003cp\u003eThe RB-4-24 is suited for use in commercial access control systems where multiple door strikes, magnetic locks, or auxiliary devices must be controlled from a single controller output. It fits into wiring enclosures alongside power supplies and control panels, serving as a relay expansion module. Typical install scenarios include multi-door access points, turnstile controls, and security system integrations where DPDT switching is required for fail-safe or fail-secure configurations.\u003c\/p\u003e\u003ch4\u003eKey Features\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eFour independent DPDT relay outputs for flexible circuit switching\u003c\/li\u003e\n\u003cli\u003e2 amp relay rating suitable for door strikes and magnetic lock loads\u003c\/li\u003e\n\u003cli\u003e24-volt operating voltage matches standard access control power supplies\u003c\/li\u003e\n\u003cli\u003eCompact board format fits inside standard wiring enclosures\u003c\/li\u003e\n\u003cli\u003eDPDT configuration supports both normally open and normally closed wiring\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eCompatibility\u003c\/h4\u003e\u003cp\u003eDesigned as an OEM-style relay expansion board for use in 24-volt access control and lock accessory applications.\u003c\/p\u003e\u003ch4\u003eInstallation Notes\u003c\/h4\u003e\u003cp\u003eInstallation is typically performed by licensed low-voltage electricians or access control technicians. De-energize the power supply and verify the circuit is dead before wiring relay inputs or outputs. Follow NEC low-voltage wiring guidelines when routing control and load conductors. Do not exceed the 2-amp relay contact rating on any output circuit.\u003c\/p\u003e\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eRelay Configuration\u003c\/strong\u003e: 4 DPDT\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eContact Rating\u003c\/strong\u003e: 2 amps\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating Voltage\u003c\/strong\u003e: 24 volts\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUnit of Measure\u003c\/strong\u003e: Each\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuantity Per Unit\u003c\/strong\u003e: 1\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eStandard Information\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand\u003c\/strong\u003e: SECURITRON -U.S.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer Part Number\u003c\/strong\u003e: RB-4-24\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"SECURITRON","offers":[{"title":"Default Title","offer_id":51557905006898,"sku":"RB-4-24","price":239.3,"currency_code":"USD","in_stock":true}],"url":"https:\/\/voomisupply.com\/products\/securitron-u-s-rb-4-24-relay-board-4-dpdt-2-amp","provider":"Voomi Supply","version":"1.0","type":"link"}