Sold out -17% sale
Balmar Qualifies for Free Shipping Ballmar Temperature Sensor Alternator 80
00
DAYS
00
HRS
00
MIN
00
SEC
Balmar Ballmar Temperature Sensor Alternator 80" Length #MC-TS-A80 $52.76 $63.31
Balmar MC-TS-A80 AlternatorsTemperature Sensor Alternator - 80" LengthIntended for longer runs when the standard 54" Alternator Temp Sensor (PN: MC-TS-A) is insufficient. Normalized SKU: MCTSA80UPC Code: 736983860989
Sold out -14% sale
Balmar Qualifies for Free Shipping Balmar  XT 250a Singleft  Alternator MC Regulator #XT-SF-250-DV-KIT
00
DAYS
00
HRS
00
MIN
00
SEC
Balmar Balmar XT 250a Singleft Alternator MC Regulator #XT-SF-250-DV-KIT $1,534.51 $1,780.03
Balmar XT-SF-250-DV-KIT AlternatorsXT 250A Singleft Alternator, MC Regulator, T Sensors, Dualpul, KitKit Includes: XT-SF-250-DV Alternator, MC-618 Regulator, Temperature Sensors & Mounting HardwareXT Series Alternator: 250A, 12V, Spindle Mount (Single Foot), 1-2in, Dual Deep Vee Pulley, Case Ground1" Motorola-Style Mounting;  Typical for Westerbeke, Lehman, Hino & Pathfinder Engines2" Delco-Style Mounting;  Typical for Volvo Penta (Gas & Diesel), John Deere, Perkins, Mercruiser, Pleasurecraft, Crusader, Indmar, Marine Power & other GM-based Engines Normalized SKU: XTSF250DVKITUPC Code: 676205502344
Sold out -20% sale
Balmar Qualifies for Free Shipping Balmar 12/24v Smartgauge Battery Monitor #44-SG-12/24
00
DAYS
00
HRS
00
MIN
00
SEC
Balmar Balmar 12/24v Smartgauge Battery Monitor #44-SG-12/24 $271.00 $337.25
  Download LiteratureBalmar 44-SG-12/24 GaugesSmartgauge™ Battery Monitor - 12/24VThe Smartgauge™ Battery Monitor provides highly accurate monitoring at a similar cost of standard ampere hour counting monitors. The easy-to-understand display, dependable State-of-Charge Percent (SoC%) reading and its ease-of-use mean that even the most technically challenged crew member can understand just how much power is left in the battery. Smartgauge™ is changing how sailors and power boaters think about battery monitors.Features: An Advanced Battery Fuel Gauge Monitors State-of-Charge Percentage (SoC%) and Voltage of the Primary Battery Monitors Voltage of a Second Battery No Shunt Required Self-Calibrating Accurate within 5% after just a Few Cycles High/Low Voltage and SoC% Alarms Alarm Contacts for Auto Start/Stop Normalized SKU: 44SG12/24UPC Code: 676205510011Balmar 44-SG-12/24 Literature Download  Owners Manual
Sold out -17% sale
00
DAYS
00
HRS
00
MIN
00
SEC
Balmar Balmar 120a Alternator Kit ARS Regulator Dual #60-YP-120-DV $1,016.76 $1,220.12
Balmar 60-YP-120-DV AlternatorsBalmar 120a Alternator Kit ARS Regulator Dual #60-YP-120-DVNormalized SKU: 60YP120DVUPC Code: 676205131292
Sold out -17% sale
00
DAYS
00
HRS
00
MIN
00
SEC
Balmar Balmar 120a Alternator Kit ARS Regulator Dual #621-VUP-120-DV $1,016.76 $1,220.12
Balmar 621-VUP-120-DV AlternatorsBalmar 120a Alternator Kit ARS Regulator Dual #621-VUP-120-DVNormalized SKU: 621VUP120DVUPC Code: 676205131339
Sold out -18% sale
Balmar Qualifies for Free Shipping Balmar 621 Series Alternator Spindle Mount Single #621-VUP-100-K6
00
DAYS
00
HRS
00
MIN
00
SEC
Balmar Balmar 621 Series Alternator Spindle Mount Single #621-VUP-100-K6 $899.88 $1,089.70
  Download LiteratureBalmar 621-VUP-100-K6 Alternators621 Series Alternator - Spindle Mount(Single Foot) Charging Kit - K6 Serpentine Pulley - 100A - 12VKIt Includes: 621-100-K6 Alternator ARS-5 Regulator Temperature Sensors Mounting Hardware Features: 100A 12V Spindle Mount (Single Foot) 1-2" K6 Serpentine Pulley Isolated Ground 1″ Motorola-Style Mounting;  Typical for Westerbeke, Lehman, Hino & Pathfinder Engines 2″ Delco-Style Mounting;  Typical for Volvo Penta (Gas & Diesel), John Deere, Perkins, Mercruiser, Pleasurecraft, Crusader, Indmar, Marine Power & other GM-based Engines Normalized SKU: 621VUP100K6UPC Code: 676205750875Balmar 621-VUP-100-K6 Literature Download  Product Brochure
-17% sale
Balmar Qualifies for Free Shipping Balmar 621-Series 120a Kit with MC Reg T-Sensor #621-VUP-MC-120-K6
00
DAYS
00
HRS
00
MIN
00
SEC
Balmar Balmar 621-Series 120a Kit with MC Reg T-Sensor #621-VUP-MC-120-K6 $1,069.93 $1,283.91
Download LiteratureBalmar 621-VUP-MC-120-K6 Alternators621 Series 120A Kit with MC-614 Regulator, T-Sensor, K6 Pulley, Single Foot & Mounting HardwareKit Includes:  621-120-K6 Alternator MC-614 Regulator Temperature Sensors Mounting Hardware 621-120-K6 Alternator: 120A, 12V, Spindle Mount (Single Foot), 1-2in, K6 Serpentine Pulley, Isolated Ground1" Motorola-Style Mounting;  Typical for Westerbeke, Lehman, Hino & Pathfinder Engines2" Delco-Style Mounting;  Typical for Volvo Penta (Gas & Diesel), John Deere, Perkins, Mercruiser, Pleasurecraft, Crusader, Indmar, Marine Power & other GM-based Engines Normalized SKU: 621VUPMC120K6UPC Code: 676205750950Balmar 621-VUP-MC-120-K6 Literature Download Quick Reference Guide
-20% sale
Balmar Qualifies for Free Shipping Balmar 95 Series Alternator Pulley Altmount #48-AM-39
00
DAYS
00
HRS
00
MIN
00
SEC
Balmar Balmar 95 Series Alternator Pulley Altmount #48-AM-39 $130.36 $161.82
Download LiteratureBalmar 48-AM-39 Alternators95 Series Alternator Pully, Altmount®AltMount® Serpentine PulleyTen-Groove (J10) Serpentine Pulley for 95-Series Alternators2.7″ Diameter, 0.875″ BoreThis product may not be returned to the original point of purchase. Please contact the manufacturer directly with any issues or concerns. Normalized SKU: 48AM39Balmar 48-AM-39 Literature Download Quick Reference Guide
Sold out -12% sale
Balmar Qualifies for Free Shipping Balmar 97EHD Series Alternator 190a 24v Saddle Mount #97EHD-190-24-IG
00
DAYS
00
HRS
00
MIN
00
SEC
Balmar Balmar 97EHD Series Alternator 190a 24v Saddle Mount #97EHD-190-24-IG $3,608.75 $4,070.67
Download LiteratureBalmar 97EHD-190-24-IG Alternators97EHD Series Alternator 190A, 24V, Saddle MountAlternator, 97EHD Series, 190A, 24V, Saddle Mount (Dual Foot), 4in, Deep Dual Vee Pulley*, Isolated Ground4″ J-180-Style Mounting;  Typical for Caterpillar, Cummins, Detroit Diesel & John Deere EnginesSpecifications: Volts: 24V Amps: 90A Mount: Dual Foot 4" This product may not be returned to the original point of purchase. Please contact the manufacturer directly with any issues or concerns. Normalized SKU: 97EHD19024IGBalmar 97EHD-190-24-IG Literature Download Quick Reference Guide
-18% sale
Balmar Qualifies for Free Shipping Balmar Alternator 100a 12v 1-2
00
DAYS
00
HRS
00
MIN
00
SEC
Balmar Balmar Alternator 100a 12v 1-2" Single #621-100-SV $751.48 $909.99
  Download LiteratureBalmar 621-100-SV Alternators621 Series Alternator - Spindle Mount(Single Foot) - 100A - 12VFeatures: 100A 12V Spindle Mount (Single Foot) 1-2"  Single Deep Vee Pulley Isolated Ground 1″ Motorola-Style Mounting;  Typical for Westerbeke, Lehman, Hino & Pathfinder Engines 2″ Delco-Style Mounting;  Typical for Volvo Penta (Gas & Diesel), John Deere, Perkins, Mercruiser, Pleasurecraft, Crusader, Indmar, Marine Power & other GM-based Engines Normalized SKU: 621100SVUPC Code: 676205131063Balmar 621-100-SV Literature Download  Owners Manual
-18% sale
Balmar Qualifies for Free Shipping Balmar Alternator 100a 12v 1-2
00
DAYS
00
HRS
00
MIN
00
SEC
Balmar Balmar Alternator 100a 12v 1-2" Single Foot Spindle #621-100-J10 $751.48 $909.99
Download LiteratureBalmar 621-100-J10 AlternatorsAlternator 100 AMP 12V 1-2" Single Foot Spindle Mount J10 Pulley with Isolated GroundAlternator, 621 Series, 100A, 12V, Spindle Mount (Single Foot), 1-2in, J10 AltMount Serpentine Pulley, Isolated Ground 1" Motorola-Style Mounting;  Typical for Westerbeke, Lehman, Hino & Pathfinder Engines 2" Delco-Style Mounting;  Typical for Volvo Penta (Gas & Diesel), John Deere, Perkins, Mercruiser, Pleasurecraft, Crusader, Indmar, Marine Power & other GM-based EnginesReplaces: 621-100-SR-IGThis product may not be returned to the original point of purchase. Please contact the manufacturer directly with any issues or concerns. Normalized SKU: 621100J10UPC Code: 676205500685Balmar 621-100-J10 Literature Download Product Brochure
-18% sale
Balmar Qualifies for Free Shipping Balmar Alternator 100a 12V 1-2
00
DAYS
00
HRS
00
MIN
00
SEC
Balmar Balmar Alternator 100a 12V 1-2" Single Foot Spindle Mount #621-100-K6 $751.48 $909.99
Balmar 621-100-K6 AlternatorsAlternator 100 AMP 12V 1-2" Single Foot Spindle Mount K6 Pulley with Isolated GroundAlternator, 621 Series, 100A, 12V, Spindle Mount (Single Foot), 1-2in, K6 Serpentine Pulley, Isolated Ground 1" Motorola-Style Mounting;  Typical for Westerbeke, Lehman, Hino & Pathfinder Engines 2" Delco-Style Mounting;  Typical for Volvo Penta (Gas & Diesel), John Deere, Perkins, Mercruiser, Pleasurecraft, Crusader, Indmar, Marine Power & other GM-based EnginesReplaces: 621-100-SR-IGThis product may not be returned to the original point of purchase. Please contact the manufacturer directly with any issues or concerns. Normalized SKU: 621100K6UPC Code: 676205750806
-18% sale
Balmar Qualifies for Free Shipping Balmar Alternator 100a 12v 3.15
00
DAYS
00
HRS
00
MIN
00
SEC
Balmar Balmar Alternator 100a 12v 3.15" Dual Foot Saddle #60-100-DV $751.48 $909.99
Download LiteratureBalmar 60-100-DV AlternatorsAlternator 100 AMP 12V 3.15" Dual Foot Saddle Pulley with Isolated GroundAlternator, 60 Series, 100A, 12V, Saddle Mount (Dual Foot), 3.15in, Dual Deep Vee Pulley, Isolated Ground Hitachi-Style Mounting; Typical for Yanmar, Westerbeke, Lehman & Perkins-Sabre EnginesReplaces: 60-100-SR-IGThis product may not be returned to the original point of purchase. Please contact the manufacturer directly with any issues or concerns. Normalized SKU: 60100DVUPC Code: 676205750561Balmar 60-100-DV Literature Download Product Brochure
Sold out -18% sale
Balmar Qualifies for Free Shipping Balmar Alternator 100a 12v 3.15
00
DAYS
00
HRS
00
MIN
00
SEC
Balmar Balmar Alternator 100a 12v 3.15" Dual Foot Saddle #60-100-J10 $719.08 $870.76
Download LiteratureBalmar 60-100-J10 AlternatorsAlternator 100 AMP 12V 3.15" Dual Foot Saddle J10 Pulley with Isolated GroundAlternator, 60 Series, 100A, 12V, Saddle Mount (Dual Foot), 3.15in, J10 AltMount Serpentine Pulley, Isolated Ground Hitachi-Style Mounting; Typical for Yanmar, Westerbeke, Lehman & Perkins-Sabre EnginesReplaces: 60-100-SR-IGThis product may not be returned to the original point of purchase. Please contact the manufacturer directly with any issues or concerns. Normalized SKU: 60100J10UPC Code: 676205500661Balmar 60-100-J10 Literature Download Product Brochure
-18% sale
Balmar Qualifies for Free Shipping Balmar Alternator 100a 12v 3.15
00
DAYS
00
HRS
00
MIN
00
SEC
Balmar Balmar Alternator 100a 12v 3.15" Dual Foot Saddle #60-100-K6 $751.48 $909.99
Download LiteratureBalmar 60-100-K6 AlternatorsAlternator 100 AMP 12V 3.15" Dual Foot Saddle K6 Pulley with Isolated GroundAlternator, 60 Series, 100A, 12V, Saddle Mount (Dual Foot), 3.15in, K6 Serpentine Pulley, Isolated Ground Hitachi-Style Mounting; Typical for Yanmar, Westerbeke, Lehman & Perkins-Sabre EnginesReplaces: 60-100-SR-IGThis product may not be returned to the original point of purchase. Please contact the manufacturer directly with any issues or concerns. Normalized SKU: 60100K6UPC Code: 676205750578Balmar 60-100-K6 Literature Download Product Brochure
-18% sale
Balmar Alternator 100a 12v 3.15
00
DAYS
00
HRS
00
MIN
00
SEC
Balmar Balmar Alternator 100a 12v 3.15" Dual Foot Saddle Single #60-120-K6 $813.31 $984.87
Download LiteratureBalmar 60-120-K6 AlternatorsAlternator 100 Amp 12V 3.15" Dual foot Saddle Single K6 Pulley with Isolated GroundingAlternator, 60 Series, 120A, 12V, Saddle Mount (Dual Foot), 3.15in, K6 Serpentine Pulley, Isolated Ground Hitachi-Style Mounting; Typical for Yanmar, Westerbeke, Lehman & Perkins-Sabre Engines. Specifications:Voltage = 12v Amperage = 100 AmpNormalized SKU: 60120K6UPC Code: 676205750585Balmar 60-120-K6 Literature Download Product Brochure
-18% sale
Balmar Qualifies for Free Shipping Balmar Alternator 100a 12v 3.15
00
DAYS
00
HRS
00
MIN
00
SEC
Balmar Balmar Alternator 100a 12v 3.15" Dual Saddle #60-100-SV $751.48 $909.99
  Download LiteratureBalmar 60-100-SV Alternators60 Series Alternator - Saddle Mount(Dual Foot) - 100A - 12VFeatures: 100A 12V Saddle Mount (Dual Foot) 3.15"  Single Deep Vee Pulley Isolated Ground Hitachi-Style Mounting; Typical for Yanmar, Westerbeke, Lehman & Perkins-Sabre Engines Normalized SKU: 60100SVUPC Code: 676205131018Balmar 60-100-SV Literature Download  Owners Manual
Sold out -12% sale
00
DAYS
00
HRS
00
MIN
00
SEC
Balmar Balmar Alternator 100a 48v 4" Dual #9648100K8 $3,031.29 $3,419.29
Balmar 9648100K8 AlternatorsBalmar Alternator 100a 48v 4" Dual #9648100K8Normalized SKU: 9648100K8UPC Code: 676205502207
Sold out -12% sale
00
DAYS
00
HRS
00
MIN
00
SEC
Balmar Balmar Alternator 100a 48v K8 Pulley Isolated Ground #96-48-100-K8-IG $3,246.49 $3,662.04
Balmar 96-48-100-K8-IG AlternatorsBalmar Alternator 100a 48v K8 Pulley Isolated Ground #96-48-100-K8-IGNormalized SKU: 9648100K8IGUPC Code: 676205502405
-17% sale
Balmar Qualifies for Free Shipping Balmar Alternator 100a Kit 12v 1-2
00
DAYS
00
HRS
00
MIN
00
SEC
Balmar Balmar Alternator 100a Kit 12v 1-2" Single Foot #621-VUP-MC-100-J10 $987.13 $1,184.55
Download LiteratureBalmar 621-VUP-MC-100-J10 AlternatorsAlternator 100 AMP Kit 12V 1-2" Single Foot Spindle Mount J10 Pulley Regulator & Temp SensorKit Includes: 621-100-J10 Alternator, MC-614 Regulator, Temperature Sensors, Mounting Hardware621-100-J10 Alternator: 100A, 12V, Spindle Mount (Single Foot), 1-2in, J10 AltMount Serpentine Pulley, Isolated Ground1" Motorola-Style Mounting;  Typical for Westerbeke, Lehman, Hino & Pathfinder Engines2" Delco-Style Mounting;  Typical for Volvo Penta (Gas & Diesel), John Deere, Perkins, Mercruiser, Pleasurecraft, Crusader, Indmar, Marine Power & other GM-based EnginesReplaces: 621-VUP-MC-100-SR-KITThis product may not be returned to the original point of purchase. Please contact the manufacturer directly with any issues or concerns. Normalized SKU: 621VUPMC100J10UPC Code: 676205500722Balmar 621-VUP-MC-100-J10 Literature Download Product Brochure

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.