Electrical - Battery Management

240 products


  • Sale -48% Blue Sea 7622 ML-Series Heavy Duty Automatic Charging Relay [7622]

    Blue Sea 7622 ML-Series Heavy Duty Automatic Charging Relay [7622]

    7622Manual Control: YesCoil Voltage: 12vFeatures: Manual control switch provides an added level of safety allowing control with or without power, and offering "Locked Off" capability for servicing Includes ML-Series Remote Control Contura Switch PN 2146 500 Ampere continuous rating Magnetic Latch (ML)-ACR draws very low current (<10 mA to monitor terminal voltage) in the "ON" or "OFF" states, and draws moderate current for very short time when changing state Start Isolation (SI)-Can be configured for temporary isolation of House loads from Engine circuit during engine cranking to protect sensitive electronics Engine Isolation (EI)-Can be configured for isolation of two engines while both are running to protect engine electronics and maximize alternator output Senses charging on two battery banks Supports high-output alternators up to 500 Amps LED output to remotely indicate when batteries are combined, isolated, in voltage lockout, in Start or Engine isolation 3/8"-16 tin-plated copper studs for maximum conductivity and corrosion resistance 7/8" (22mm) stud length accepts multiple cable terminals Label recesses for circuit protection Silver alloy contacts provide high reliability for switching live loads WARNING: This product can expose you to chemicals including di(2-ethylhexyl)phthalate (dehp) which is known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov. Owner's Manual (pdf)

    $455.99$236.50

  • Sale -50% Guest 2300A Diesel Power Battery Selector Switch [2300A]

    Guest 2300A Diesel Power Battery Selector Switch [2300A]

    Diesel Power Battery Selector SwitchProduct Features Polycarbonate case For 6, 12, 24 or 36 Volt systems Alternator field disconnect (AFD) allowing selection of any position including "off", without damage to alternator or electrical system One year warranty Specifications: Continuous Amps: 360 Momentary Amps: 600 Cable Lug Size: 1/2" Color: Gray Dimensions: 5-1/2" sq x 3-1/2"H WARNING: This product can expose you to chemicals including di(2-ethylhexyl)phthalate (dehp) which is known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov. Brochure (pdf)

    $288.99$143.50

  • Sale -48% Blue Sea 7622100 ML ACR Charging Relay 12V 500A w/Manual Control  Deutsch Connector [7622100]

    Blue Sea 7622100 ML ACR Charging Relay 12V 500A w/Manual Control Deutsch Connector [7622100]

    7622100 ML ACR Charging Relay 12V 500A with Manual Control & Deutsch Connector500 Amp magnetic latching (bi-stable) relay automatically combines batteries during charging and isolates batteries when discharging and when starting engine.Features: Manual control switch provides an added level of safety allowing control with or without power, and offering LOCK OFF capability for servicing Automatically manages the charging of two large battery banks Allows paralleling of battery banks for emergency starting 500 Ampere continuous rating to support high-output alternators Magnetic Latch (ML)—ACR draws very low current (<40mA to monitor terminal voltage) in the "ON" or "OFF" states, and draws moderate current for very short time when changing state Dual sensing—senses charge on both battery banks Start Isolation (SI)—can be configured for temporary isolation of House loads from Engine circuit during engine cranking to protect sensitive electronics Engine Isolation (EI)—can be configured for isolation of two engines while both are running to protect engine electronics and maximize alternator output Senses charging on two battery banks LED output to remotely indicate when batteries are combined, isolated, in voltage lockout, or in Start or Engine isolation 3/8"-16 tin-plated copper studs for maximum conductivity and corrosion resistance 7/8" (22mm) stud length accepts multiple cable terminals Silver alloy contacts provide high reliability for switching live loads Label recesses for circuit identification Specifications: Control Circuit Connection: Deutsch DTM Nominal Voltage: 12VDC Manual Control: Yes Engine Isolation: Yes Mounting: #10 Start Assist: Yes Start Isolation: Yes Amperage Operating Current: 13mA Amperage Operating Current When Changing State: <7.0A Terminal Stud Torque: 140 in-lb (15.82 Nm) Continuous Rating: 500A Intermittent Rating: 700A (5 min) Cranking Rating 30 Seconds: 1450A DC Cable Size to Meet Ratings: 2x (4/0) Live Current Switching: 300A@12VDC Switching Cycles: 100,000 Terminal Ring Diameter Clearance: 1.18" (29.97 mm) Terminal Stud Length: 0.875" (22.23 mm) Terminal Stud Size: 3/8" - 16 (M10) WARNING: This product can expose you to chemicals including di(2-ethylhexyl)phthalate (dehp) which is known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov.

    $467.99$242.50

  • Sale -50% Guest Extra-Duty On/Off Diesel Power Battery Switch [2304A]

    Guest Extra-Duty On/Off Diesel Power Battery Switch [2304A]

    Extra-Duty On/Off Diesel Power Battery Switch3 studs heavy-duty diesel power battery switches are built with heavy-duty copper sweep contacts to ensure positive circuit control. Rugged internal components are protected by a tough, impact-resistant polycarbonate housing that is impervious to the elements. They also feature Alternator Field Disconnect (AFD) allowing selection of any position, including "off", without damage to the alternator or electrical system.Features: Guest 2304A Extra-Duty On/Off Diesel Power Battery Switch Model: 2304A  For 6, 12, 24, or 36V systems Cable lug size: 1/2"

    $404.99$201.50

  • Sale -20% Attwood Single Battery Switch - 12-50 VDC [14233-7] Attwood Single Battery Switch - 12-50 VDC [14233-7]

    Attwood Single Battery Switch - 12-50 VDC [14233-7]

    Single Battery Switch - 12-50 VDCCompact and heavy-duty battery switches with removable control knob to deter theft.Single battery option 12-50 volts DC / 200 Amps Continuous / 300 Amps Intermittent / on-off-separate Ergonomic grips Removable walls for easy access

    $37.09$29.50

  • Sale -37% BEP Remote Emergency Parallel Switch [80-724-0007-00]

    BEP Remote Emergency Parallel Switch [80-724-0007-00]

    Remote Emergency Parallel SwitchThe Remote Emergency Parallel Switch is used for convenient remote activation of the 10 minute emergency parallel function on motorized Voltage Sensitive and Emergency Paralell switches. It can be mounted standalone or within the Contour Connect panel range.WARNING: This product can expose you to chemicals including di(2-ethylhexyl)phthalate (dehp) which is known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov.

    $65.99$41.50

  • Sale -48% Blue Sea 8689 m-Series Dual Circuit Plus 2 of PN 6011 [8689]

    Blue Sea 8689 m-Series Dual Circuit Plus 2 of PN 6011 [8689]

    m-Series Dual Circuit Plus 2 of PN 6011(1) 100A C-Series Flat Rocker Circuit Breaker(3) 15A Push Button Thermal Circuit Breakers Designed for twin engine configurations Provides 24 hour circuit protection Provides main DC circuit protection in addition to high ampere load protection Protects electronics from sags and spikes caused by engine cranking Allows emergency cross connect between isolated battery banks Isolates the Engine circuit from the House circuit Simplifies battery switch operation Allows independent battery discharge Addition of an Automatic Charging Relay automates charging both batteries Includes 4218 - Square Format Labels and 4140 - 24 Hour Round Labels WARNING: This product can expose you to chemicals including di(2-ethylhexyl)phthalate (dehp) which is known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov. Quick Guide (pdf)Owner's Manual (pdf)

    $562.99$291.50

  • Sale -47% Blue Sea 7611 DC BatteryLink Automatic Charging Relay - 120 Amp w/Auxiliary Battery Charging [7611] Blue Sea 7611 DC BatteryLink Automatic Charging Relay - 120 Amp w/Auxiliary Battery Charging [7611]

    Blue Sea 7611 DC BatteryLink Automatic Charging Relay - 120 Amp w/Auxiliary Battery Charging [7611]

    7611 DC BatteryLink™ Automatic Charging Relay - 120 Amp w/Auxiliary Battery ChargingFeatures: 120 Amp continuous rating 12/24V DC auto ranging voltage input Senses charging on two battery banks Side and bottom knockouts for cable connections Clip-on cover insulates terminal connections 7/8" (22 mm) stud length to accept multiple cable terminals Integrated LED indicates ACR status 1/4" x .032" male quick connect terminals for ground and optional features Specifications: Intermittent Rating: 5 min.: 210 Amps Continuous Rating: 120 Amps Nominal Voltage: 12/24 Volts DC WARNING: This product can expose you to chemicals including di(2-ethylhexyl)phthalate (dehp) which is known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov. Specifications: Continuous Amperage: 120a Box Dimensions: 4"H x 7"W x 9"L WT: 1.25 lbs UPC: 632085076115 Owner's Manual (pdf)

    $163.99$87.50

  • Sale -39% Blue Sea 6008 M-Series Battery Switch 3 Position - Red [6008] Blue Sea 6008 M-Series Battery Switch 3 Position - Red [6008]

    Blue Sea 6008 M-Series Battery Switch 3 Position - Red [6008]

    6008 M-Series Battery Switch 3 Position - RedSwitches a single battery to a single load group.Features: Ignition protected—safe for installation aboard gasoline powered boats Case design allows surface or rear panel mounting Specifications: Switch Type: Selector 3 Position Color: Red Battery Combine: No Switch Positions: 3 Maximum Voltage: 32V DC

    $90.99$55.50

  • Sale -47% Blue Sea 7623 ML-Series Heavy Duty Automatic Charging Relay - 24V [7623]

    Blue Sea 7623 ML-Series Heavy Duty Automatic Charging Relay - 24V [7623]

    7623Manual Control: YesCoil Voltage: 24vFeatures: Manual control switch provides an added level of safety allowing control with or without power, and offering "Locked Off" capability for servicing Includes ML-Series Remote Control Contura Switch PN 2146 500 Ampere continuous rating Magnetic Latch (ML)-ACR draws very low current (<10 mA to monitor terminal voltage) in the "ON" or "OFF" states, and draws moderate current for very short time when changing state Start Isolation (SI)-Can be configured for temporary isolation of House loads from Engine circuit during engine cranking to protect sensitive electronics Engine Isolation (EI)-Can be configured for isolation of two engines while both are running to protect engine electronics and maximize alternator output Senses charging on two battery banks Supports high-output alternators up to 500 Amps LED output to remotely indicate when batteries are combined, isolated, in voltage lockout, in Start or Engine isolation 3/8"-16 tin-plated copper studs for maximum conductivity and corrosion resistance 7/8" (22mm) stud length accepts multiple cable terminals Label recesses for circuit protection Silver alloy contacts provide high reliability for switching live loads WARNING: This product can expose you to chemicals including di(2-ethylhexyl)phthalate (dehp) which is known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov. Owner's Manual (pdf)Brochure (pdf)

    $375.99$197.50

  • Sale -38% Blue Sea 6011 m-Series (Mini) Battery Switch Dual Circuit Plus [6011] Blue Sea 6011 m-Series (Mini) Battery Switch Dual Circuit Plus [6011]

    Blue Sea 6011 m-Series (Mini) Battery Switch Dual Circuit Plus [6011]

    6011m-Series (Mini) Battery Switch Dual Circuit Plus™ Switches two battery banks simultaneously with one simple ON/OFF switch while maintaining battery bank isolation, minimizing the risk of a dead Start battery The "Combine Batteries" function offers the ability to combine the two battery banks in the event of a low Start battery Features: Ignition protected - Safe for installation aboard gasoline powered boats Case design allows surface, front panel, or rear panel mounting Isolating cover with snap-on sections protects rear contacts 3/8"-16 tin-plated copper studs for maximum conductivity and corrosion resistance, accepts 3/8" and M10 ring terminals 7/8" (22.22mm) stud length to accept multiple cable terminals Ideal for marine or RV applications All non-corrosive marine grade metals Molded in durable reinforced polycarbonate Tactile textures indicate knob position by feel only Label with international ON/OFF legends Removable key or knob remains positively retained ICON label set included for circuit identification WARNING: This product can expose you to chemicals including di(2-ethylhexyl)phthalate (dehp) which is known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov. Specifications: Positions: 1 Lockable: Yes Continuous Amperage: 600a Box Dimensions: 3"H x 4"W x 7"L WT: 0.9 lbs UPC: 632085060114

    $74.99$46.50

  • Sale -23% Blue Sea 9159 m-Series Battery Switch Paralleling Link Bus 2-Pack [9159] Blue Sea 9159 m-Series Battery Switch Paralleling Link Bus 2-Pack [9159]

    Blue Sea 9159 m-Series Battery Switch Paralleling Link Bus 2-Pack [9159]

    m-Series Battery Switch Paralleling Link Bus Material: Tin-Plated Copper Continuous Rating: 250 Amperes DC WARNING: This product can expose you to chemicals including di(2-ethylhexyl)phthalate (dehp) which is known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov.

    $23.99$18.50

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