-22% sale
Victron Energy Qualifies for Free Shipping Victron SmartShunt 1000a/50mv IP65 Bluetooth Battery Monitor #SHU065210050
00
DAYS 00
HRS 00
MIN 00
SEC
Victron Energy Victron SmartShunt 1000a/50mv IP65 Bluetooth Battery Monitor #SHU065210050 $184.06 $233.77
Victron Energy SHU065210050 Charger AccessoriesSmartShunt 1000A/50MV IP65 Bluetooth Battery MonitorThe Smart Battery ShuntThe SmartShunt is an all-in-one battery monitor, only without a display. Your phone acts as a display. The SmartShunt connects via Bluetooth to the VictronConnect app on your phone (or tablet) and you can conveniently read out all monitored battery parameters, like state of charge, time to go, historical information, and much more.Alternatively, the SmartShunt can be connected and read by a GX device. Connection to the SmartShunt is made via a VE.Direct cable.The SmartShunt is a good alternative for a BMV battery monitor, especially for systems where battery monitoring is needed but less wiring and clutter are wanted.The SmartShunt is equipped with Bluetooth and a VE.Direct port and a connection that can be used for: monitoring a second battery, midpoint monitoring, or a temperature sensor.Please contact your dealer for any returns, repairs or support issues related to this product. Normalized SKU: SHU065210050
-20% sale
Victron Energy Qualifies for Free Shipping Victron SmartShunt 500a/50mv IP65 Bluetooth Battery Monitor #SHU065150050
00
DAYS 00
HRS 00
MIN 00
SEC
Victron Energy Victron SmartShunt 500a/50mv IP65 Bluetooth Battery Monitor #SHU065150050 $129.88 $161.23
Victron Energy SHU065150050 Charger AccessoriesSmartShunt 500A/50MV IP65 Bluetooth Battery MonitorThe Smart Battery ShuntThe SmartShunt is an all-in-one battery monitor, only without a display. Your phone acts as a display. The SmartShunt connects via Bluetooth to the VictronConnect app on your phone (or tablet) and you can conveniently read out all monitored battery parameters, like state of charge, time to go, historical information, and much more.Alternatively, the SmartShunt can be connected and read by a GX device. Connection to the SmartShunt is made via a VE.Direct cable.The SmartShunt is a good alternative for a BMV battery monitor, especially for systems where battery monitoring is needed but less wiring and clutter are wanted.The SmartShunt is equipped with Bluetooth, and a VE.Direct port and a connection that can be used for: monitoring a second battery, midpoint monitoring, or a temperature sensor.Please contact your dealer for any returns, repairs or support issues related to this product. Normalized SKU: SHU065150050
Sold out -17% sale
Xantrex Qualifies for Free Shipping Xantrex XM 25' Remote Cable Assembly #806-1010-25
00
DAYS 00
HRS 00
MIN 00
SEC
Xantrex Xantrex XM 25' Remote Cable Assembly #806-1010-25 $32.86 $39.22
Xantrex 806-1010-25 Charger AccessoriesRemote Cable Assembly - 25'XM 25' remote cable assembly.Compatible With: Xantrex's PRO Series Power Inverters*Sold as an Individual Normalized SKU: 806101025
-20% sale
00
DAYS 00
HRS 00
MIN 00
SEC
Victron Energy Victron Energy Cyrix-CT 12/24v-230a Intelligent Battery #CYR010230010R $144.13 $178.92
Victron Energy CYR010230010R Charger AccessoriesVictron Energy Cyrix-CT 12/24v-230a Intelligent Battery #CYR010230010RNormalized SKU: CYR010230010R
Sold out -22% sale
Mastervolt Qualifies for Free Shipping Mastervolt Charge Mate 2502 Automatic Battery Relay #83302502
00
DAYS 00
HRS 00
MIN 00
SEC
Mastervolt Mastervolt Charge Mate 2502 Automatic Battery Relay #83302502 $341.23 $433.38
Mastervolt 83302502 Charger AccessoriesCharge Mate 2502A secondary battery is becoming increasingly common. As a second battery can prevent the main battery from depleting and being unable to start, this seems like a safe and reliable solution.The second battery, however, also has to be charged regularly. The Charge Mate series connects both batteries during charging and keeps them isolated when discharging.The Charge Mate 1202 and 2502 are especially practical for small systems.General Specifications: Battery voltage: 12/24V Max. current: 500 A Number of modes: On, off, auto, start to assist Dimensions, hxwxd: 90 x 80 x 85 mm/3.5 x 3.1 x 3.3 inch Weight: 0.65 kg/1.4 lb Compliance: CE Technical Specifications: Power consumption: switch open: < 1 mA at 12/24 V DC Inrush current (250 ms): 2000 A Switch on voltage: 13-15 V (12 V) / 26-30 V (24 V) Switch on delay: 30 sec Switch off voltage: < 12.25 V... > 15 (12 V) / < 25.5... > 30 V (24 V) Switch off delay: 3 minutes Relay: Electro-mechanical Temperature range (ambient temp.): -40 °C to 60 °C/-40 °F to 140 °F Protection degree: IP21 WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov. Normalized SKU: 83302502
Sold out -22% sale
Mastervolt Qualifies for Free Shipping Mastervolt Charge Mate 1202 Automatic Battery Relay #83301202
00
DAYS 00
HRS 00
MIN 00
SEC
Mastervolt Mastervolt Charge Mate 1202 Automatic Battery Relay #83301202 $161.29 $204.85
Mastervolt 83301202 Charger AccessoriesCharge Mate 1202A secondary battery is becoming increasingly common. As a second battery can prevent the main battery from depleting and being unable to start, this seems like a safe and reliable solution.The second battery, however, also has to be charged regularly. The Charge Mate series connects both batteries during charging and keeps them isolated when discharging.The Charge Mate 1202 and 2502 are especially practical for small systems.General Specifications: Battery voltage: 12/24 V Max. current: 120 A Dimensions, hxwxd: 76 x 46 x 46 mm/3.0 x 1.8 x 1.8 inch Weight: 0.125 kg/0.3 lb Compliance: CE Technical Specifications: Power consumption: Switch open: < 1 mA at 12/24 V DC Inrush current (250 ms): 2000 A Switch on voltage: 13-15 V (12 V) / 26-30 V (24 V) Switch on delay: 5 sec Switch off voltage: < 12.75 V (12 V) / < 25.5 V (24 V) Switch off delay: No Relay: Electro-mechanical Temperature range (ambient temp.): -40 °C to 65 °C/-40 °F to 149 °F Protection degree: IP21 WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov. Normalized SKU: 83301202
-17% sale
Xantrex Qualifies for Free Shipping Xantrex Freedom HF1800 Replacement Panel #808-1840
00
DAYS 00
HRS 00
MIN 00
SEC
Xantrex Xantrex Freedom HF1800 Replacement Panel #808-1840 $42.15 $50.58
Xantrex 808-1840 Charger AccessoriesRemote for Freedom HF Series Inverter/ChargersReplacement panel for Freedom HF Series inverter/chargers.*Does not include connection cable.Compatible With:Freedom HF Series inverter/chargersFeatures: View key system information Configure and monitor important parameters and settings Conveniently view fault and error codes Technical Specifications: Input Voltage: 12V AC Output: GFCI and/or Hardwire In the Box: Remote panel Instruction manual *Sold as an Individual Normalized SKU: 8081840
-22% sale
Xantrex Qualifies for Free Shipping Xantrex Remote On/Off Switch with LED's for 4-Pin D Connector #881-0267-12
00
DAYS 00
HRS 00
MIN 00
SEC
Xantrex Xantrex Remote On/Off Switch with LED's for 4-Pin D Connector #881-0267-12 $189.20 $240.29
Xantrex 881-0267-12 Charger AccessoriesXantrex Remote On/Off Switch with LED's for 4-Pin D Connector #881-0267-12Normalized SKU: 881026712
-20% sale
Xantrex Qualifies for Free Shipping Xantrex EGen Combiner Kit #881-0031-12
00
DAYS 00
HRS 00
MIN 00
SEC
Xantrex Xantrex EGen Combiner Kit #881-0031-12 $90.63 $112.50
Xantrex 881-0031-12 Charger AccessoriesXantrex EGen Combiner Kit #881-0031-12Normalized SKU: 881003112
-22% sale
Xantrex Qualifies for Free Shipping Xantrex Heater Blanket for 105AH and 125AH Batteries #881-0180-12
00
DAYS 00
HRS 00
MIN 00
SEC
Xantrex Xantrex Heater Blanket for 105AH and 125AH Batteries #881-0180-12 $149.67 $190.10
Xantrex 881-0180-12 Charger AccessoriesXantrex Heater Blanket for 105AH and 125AH Batteries #881-0180-12Normalized SKU: 881018012
-17% sale
00
DAYS 00
HRS 00
MIN 00
SEC
Guest-Marinco Guest-Marinco Charger DC Cable Extender 5' #27505 $37.20 $44.40
Guest-Marinco 27505 Charger AccessoriesGuest-Marinco Charger DC Cable Extender 5' #27505Normalized SKU: 27505UPC Code: 046904904228
-17% sale
00
DAYS 00
HRS 00
MIN 00
SEC
Guest-Marinco Guest-Marinco Charger DC Cable Extender 15' #27515 $46.41 $55.69
Guest-Marinco 27515 Charger AccessoriesGuest-Marinco Charger DC Cable Extender 15' #27515Normalized SKU: 27515UPC Code: 046904904235
-20% sale
Victron Energy Qualifies for Free Shipping Victron BlueSolar PWM Duo LCD USB Charge Control 12/24v 20a #SCC010020060
00
DAYS 00
HRS 00
MIN 00
SEC
Victron Energy Victron BlueSolar PWM Duo LCD USB Charge Control 12/24v 20a #SCC010020060 $104.89 $130.21
Download LiteratureVictron Energy SCC010020060 Charger AccessoriesBlueSolar PWM Charge Controller (DUO) LCD & USB Charge Control - 12/24VDC - 20AFeatures: Liquid Crystal Display Two 5 Volt USB outputs Lighting control function, fully programmable   Three-stage battery charging (bulk, absorption, float), fully programmable Load output with low voltage and manual disconnect (programmable) Load output protected against overload and short circuit Protected against reverse polarity connection of the solar panels and/or battery Charges two separate batteries Programmable charge current ratio External Temperature sensor Please contact your dealer for any returns, repairs or support issues related to this product. Normalized SKU: SCC010020060Victron Energy SCC010020060 Literature Download Quick Reference Guide
Sold out -17% sale
00
DAYS 00
HRS 00
MIN 00
SEC
Victron Energy Victron Energy 15m UTP Patch Lead #ASS030065020 $35.60 $42.49
Victron Energy ASS030065020 Charger Accessories Victron Energy 15 meter (45ft) UTP Patch Lead Victron Energy 15 meter (45ft) UTP Patch LeadFor Remote or VE Configure Normalized SKU: ASS030065020
Sold out -17% sale
00
DAYS 00
HRS 00
MIN 00
SEC
Parallax Parallax 4400 Temperature Assure Upgrade #4400TAU $72.62 $87.14
Parallax 4400TAU Charger AccessoriesParallax 4400 Temperature Assure Upgrade #4400TAUNormalized SKU: 4400TAUUPC Code: 894714001046
-17% sale
Victron Energy Not Qualified for Free Shipping Victron Energy Ve Direct TX Digital Output Cable #ASS030550500 Victron Energy Not Qualified for Free Shipping Victron Energy Ve Direct TX Digital Output Cable #ASS030550500
00
DAYS 00
HRS 00
MIN 00
SEC
Victron Energy Victron Energy Ve Direct TX Digital Output Cable #ASS030550500 $13.42 $16.02
Victron Energy ASS030550500 Charger Accessories The VE.Direct TX digital output cable can be used in combination with the BlueSolar and SmartSolar MPPT chargers. It supports the following applications: Solar lighting applications Virtual load output Normalized SKU: ASS030550500UPC Code: 08719076019855
Sold out -22% sale
Victron Energy Qualifies for Free Shipping Victron Energy Battery Management System 12/200 #BMS012201000
00
DAYS 00
HRS 00
MIN 00
SEC
Victron Energy Victron Energy Battery Management System 12/200 #BMS012201000 $224.41 $285.01
Victron Energy BMS012201000 Charger AccessoriesBMS 12/200 for Victron LIFEPO4 Batteries 12VDC OnlyThe BMS 12/200 lets you safely connect any size 12V alternator (and start battery) to Victron LiFePO4 Smart Batteries. This all-in-one Battery Management System, Current Limiter, Battery Combiner, and Battery Protector is a robust and compact solution, specifically designed for 12V systems with 12V alternators, such as vehicles and boats.The BMS 12/200 monitors and protects each individual battery cell within the battery (or battery bank) and will disconnect the alternator, charge sources, or DC loads in case of low battery voltage, high battery voltage, or over temperature.The dedicated alternator connection provides current limiting and one-way traffic from the alternator into the battery, so any size alternator (and start battery) can be safely connected to the Smart Lithium battery or batteries and the starter battery is protected from excessive discharge.The dedicated load connection will disconnect loads and charge in case of low battery voltage, high battery voltage, or over temperature.The BMS is also equipped with a remote on/off the connector, to turn the BMS (and the system) off via a remote switch.Please contact your dealer for any returns, repairs or support issues related to this product. Normalized SKU: BMS012201000UPC Code: 8719076021025
Sold out -22% sale
Mastervolt Qualifies for Free Shipping Mastervolt Remote Panel APC with Power Sharing 120v #70405050
00
DAYS 00
HRS 00
MIN 00
SEC
Mastervolt Mastervolt Remote Panel APC with Power Sharing 120v #70405050 $301.28 $382.64
Mastervolt 70405050 Charger Accessories Mass Combi APC RemoteDesigned to read out the actual AC status of the Mass Combi and to limit the input current to prevent the external AC fuse from an overload situation. A remote connection cable (19.6 ft.) is includedNormalized SKU: 70405050
Sold out -17% sale
00
DAYS 00
HRS 00
MIN 00
SEC
Xantrex Xantrex SAE Sidewall Port #708-0130 $22.61 $26.99
Xantrex 708-0130 Charger AccessoriesXantrex SAE Sidewall Port #708-0130Normalized SKU: 7080130UPC Code: 715535907235
Sold out -17% sale
00
DAYS 00
HRS 00
MIN 00
SEC
Xantrex Xantrex 2-Pin Control Adapter Cable SAE-XLR #708-0120 $49.29 $59.15
Xantrex 708-0120 Charger AccessoriesXantrex 2-Pin Control Adapter Cable SAE-XLR #708-0120Normalized SKU: 7080120UPC Code: 715535907198

Frequently Asked Questions

First Choice Marine is an online marine retailer carrying a diverse line of marine parts and accessories and related items from industry-respected and demanded manufacturers and suppliers. Through our diverse distributor network, we are able to access over 150,000 items, including our current site inventory, new products being added, and special order items. If you need it on your boat... we are your one-stop shop!

Yes, we offer FREE Shipping on most orders over $149 to US-48*.

Each product displays a shipping status message, just above the item price. Below is the meaning for each of these codes.

  • Qualifies for Free Shipping: This item qualifies for free shipping when the order is $149+
  • Qualifies for Free Ground Shipping: This item qualifies for free ground shipping when the order is $149+.
  • Oversized - Not Qualified for Free Shipping: This item is too large/heavy to qualify for free shipping
  • Hazardous Item - Not Qualified for Free Shipping: This item is hazardous and does not qualify for free shipping
  • Truck Freight - Not Qualified for Free Shipping: This item has to be shipped via truck freight. Please contact us for a quote
  • In-Store Pickup Only: This item can only be picked up in our Grain Valley, MO retail store

Below the price of the item, on the product page, there is a message indicating the availability of the product.

The quantity on hand is updated as inventory events happen and matches what we have available. If you have urgent needs and we are close to what you need, contact us, and we can confirm stock.

We offer a hassle-free return policy. If you're not completely satisfied with your purchase, you can return it within 30 days for a full refund or exchange.

If you need to return an item, please follow the guidelines here so we can process a prompt refund and assist you in finding the correct item.

Free Shipping

On most orders $149+ to the continental 48 US states.

Secure Shopping

Fast, secure checkout with a variety of payment methods.

Shop with confidence

25+ years serving the marine industry.

Support center

Need help? Contact us via live chat, phone, or email.

© 2026 First Choice Marine.