![Balmar 621 Series Alternator - Spindle Mount(Single Foot) - 100A - 12V [621-100-SV]](http://boatpartsdepot.com/cdn/shop/files/op_blade_hero_icast2024_1.png?v=1758553857&width=3840)
![Balmar 621 Series Alternator - Spindle Mount(Single Foot) - 100A - 12V [621-100-SV]](http://boatpartsdepot.com/cdn/shop/files/lumitec.png?v=1758638733&width=3840)
![Balmar 621 Series Alternator - Spindle Mount(Single Foot) - 100A - 12V [621-100-SV]](http://boatpartsdepot.com/cdn/shop/files/garmin.webp?v=1758640530&width=3840)
![Balmar 621 Series Alternator - Spindle Mount(Single Foot) - 100A - 12V [621-100-SV]](http://boatpartsdepot.com/cdn/shop/files/Untitled_design_-_2024-08-27T113233.566.png?v=1724740371&width=3840)
![Balmar 621 Series Alternator - Spindle Mount(Single Foot) - 100A - 12V [621-100-SV]](http://boatpartsdepot.com/cdn/shop/files/kraken.jpg?v=1758232543&width=3840)
![Balmar Max Charge MC-618 Multi-Stage Regulator w/ 54" Harness - 12V [MC-618-H]](http://boatpartsdepot.com/cdn/shop/files/87062XL.jpg?v=1723538872&width=3840)
![Balmar Temperature Sensor Alternator - 80" Length [MC-TS-A80]](http://boatpartsdepot.com/cdn/shop/files/87627XL.jpg?v=1723540547&width=3840)
![ARCO Marine Premium Replacement Alternator w/Multi-Groove Serpentine Pulley - 12V 65A [60060]](http://boatpartsdepot.com/cdn/shop/files/98987XL.jpg?v=1723602086&width=3840)
![ARCO Marine Premium Replacement Alternator w/Multi-Groove Serpentine Pulley - 12V 65A [60060]](http://boatpartsdepot.com/cdn/shop/files/98987BXL.jpg?v=1723602088&width=3840)
![ARCO Marine Premium Replacement Alternator w/Multi-Groove Pulley - 12V 55A [60055]](http://boatpartsdepot.com/cdn/shop/files/97209XL.jpg?v=1723592391&width=3840)
![ARCO Marine Premium Replacement Alternator w/Multi-Groove Pulley - 12V 55A [60055]](http://boatpartsdepot.com/cdn/shop/files/97209BXL.jpg?v=1723592393&width=3840)
![ARCO Marine Premium Replacement Outboard Alternator w/Multi-Groove Pulley - 12V 50A [20850]](http://boatpartsdepot.com/cdn/shop/files/97207XL.jpg?v=1723592360&width=3840)
![ARCO Marine Premium Replacement Outboard Alternator w/Multi-Groove Pulley - 12V 50A [20850]](http://boatpartsdepot.com/cdn/shop/files/97207BXL.jpg?v=1723592362&width=3840)
![ARCO Marine Premium Replacement Alternator w/65mm Multi-Groove Pulley - 12V 70A [20800]](http://boatpartsdepot.com/cdn/shop/files/97206XL.jpg?v=1723592342&width=3840)
![ARCO Marine Premium Replacement Alternator w/65mm Multi-Groove Pulley - 12V 70A [20800]](http://boatpartsdepot.com/cdn/shop/files/97206BXL.jpg?v=1723592344&width=3840)
![Balmar Alternator 170 AMP Kit 12V 3.15" Dual Foot Saddle J10 Pulley Regulator Temp Sensor [XT-CR-170-J10-KIT]](http://boatpartsdepot.com/cdn/shop/files/97475XL.jpg?v=1723593536&width=3840)
Built for the Water
Lighting the Way Below – Enhancing Every Dive
Underwater Glow, Unmatched Visibility
![Balmar 621 Series Alternator - Spindle Mount(Single Foot) - 100A - 12V [621-100-SV]](http://boatpartsdepot.com/cdn/shop/files/68758XL_180x.jpg?v=1723177782)
621 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...
Available:
In stock
SKU: BPD-68758
Category: Electrical, Electrical - Alternators, Engine Parts & Service, Engine Parts & Service - Alternators, Minn Kota
Vendor:Balmar
Guaranteed safe checkout:
Same-Day shipping
This item is available for 2 day shipping
621 Series Alternator - Spindle Mount(Single Foot) - 100A - 12V
Features:
- 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
Owner's Manual (pdf)
Related product
![ARCO Marine Replacement Alternator f/Mercury Engines - 135 150 HP [20851]](http://boatpartsdepot.com/cdn/shop/files/103976XL.jpg?v=1723633046&width=3840)
$205.99
$316.67
-34%
![ARCO Marine Zeus A275L J180 4" Alternator w/Isolated Ground Terminal Block [4023]](http://boatpartsdepot.com/cdn/shop/files/107370XL.jpg?v=1738705406&width=3840)
![ARCO Marine Zeus A275L J180 4" Alternator w/Isolated Ground Terminal Block [4023]](http://boatpartsdepot.com/cdn/shop/files/107370BXL.jpg?v=1738705408&width=3840)
$1,096.70
$1,249.60
-12%
![Balmar Alternator 250 AMP 12V 3.15" Dual Foot Saddle K6 Pulley [XT-DF-250-K6]](http://boatpartsdepot.com/cdn/shop/files/97484XL.jpg?v=1723593620&width=3840)
$1,207.00
$1,350.00
-10%
Balmar 621 Series Alternator - Spindle Mount(Single Foot) - 100A - 12V [621-100-SV]
RECENTLY VIEWED PRODUCTS
![Humminbird CoastMaster Premium Northeast Coastal V1 [602024-1]](http://boatpartsdepot.com/cdn/shop/files/105912XL.jpg?v=1744930449&width=3840)
![Navionics Platinum+ NPSA010R - Central America Caribbean [010-C1459-40]](http://boatpartsdepot.com/cdn/shop/files/101644XL.jpg?v=1723618809&width=3840)
![Garmin BlueChart g3 HD - HXUS031R - Southwest Caribbean - microSD/SD [010-C0732-20]](http://boatpartsdepot.com/cdn/shop/files/35565XL.jpg?v=1723093835&width=3840)
![Garmin BlueChart g3 Vision HD - VUS011R - Southwest Florida - microSD/SD [010-C0712-00]](http://boatpartsdepot.com/cdn/shop/files/30367XL.jpg?v=1723085338&width=3840)
![C-MAP REVEAL X - Gulf of Mexico Bahamas [M-NA-T-204-R-MS]](http://boatpartsdepot.com/cdn/shop/files/93619XL.jpg?v=1723570953&width=3840)
![Garmin Navionics Vision+ NVUS008R U.S. West [010-C1292-00]](http://boatpartsdepot.com/cdn/shop/files/92679XL.jpg?v=1723565285&width=3840)
![Garmin BlueChart g3 Vision HD - VUS009R - Jacksonville - Key West - microSD/SD [010-C0710-00]](http://boatpartsdepot.com/cdn/shop/files/30364XL.jpg?v=1723085312&width=3840)
![Humminbird LakeMaster VX - Great Plains [601003-1]](http://boatpartsdepot.com/cdn/shop/files/96671XL.jpg?v=1723588900&width=3840)
![Humminbird LakeMaster VX Premium - Quebec [602021-1]](http://boatpartsdepot.com/cdn/shop/files/96694XL.jpg?v=1723589100&width=3840)
![Garmin BlueChart g3 Vision HD - VUS037R - Vancouver - San Diego - microSD/SD [010-C1003-00]](http://boatpartsdepot.com/cdn/shop/files/35805XL.jpg?v=1723094258&width=3840)
![Garmin Navionics Vision+ NVSA010R Central America Caribbean [010-C1451-00]](http://boatpartsdepot.com/cdn/shop/files/102667XL.jpg?v=1723625872&width=3840)
![Garmin BlueChart g3 Vision HD - VUS030R - Southeast Caribbean - microSD/SD [010-C0731-00]](http://boatpartsdepot.com/cdn/shop/files/30379XL.jpg?v=1723085391&width=3840)
![Balmar 621 Series Alternator - Spindle Mount(Single Foot) - 100A - 12V [621-100-SV]](http://boatpartsdepot.com/cdn/shop/files/Untitled_design_-_2024-08-28T110403.265.png?v=1724825283&width=3840)
