Skip to main content
We may get paid by partner for deals, including promoted items

Menu

Trending
Top Brands Palmetto State ArmoryHot Yeti CoolerDeal NatchezDeal SitkaDeal 5.11Sale Winter Clearance Amazon Pickleball Sale Amazon FitnessHot Stores
Perko Spare Actuator Key f/ Battery Selector Switch One Size by Perko - Boating & Marine > Marine Electrical
19% off

Price history at Optics Planet

$10$7Oct 2026Nov 13, 2026

Recorded at Optics Planet since Oct 9, 2026: low $7.49 (Oct 9, 2026), high $10.49 (Oct 30, 2026). Last checked Oct 31, 2026.

Product Description

Perko Spare Actuator Key f/ Battery Selector Switch One Size. Spare Actuator Key f/8521 Battery Selector Switch Specifications for Perko Spare Actuator Key f/8521 Battery Selector Switch: Manufacturer: Perko Color: Black Package Contents: Perko Spare Actuator Key f/8521 Battery Selector Switch Perko 8521DP0KEY: Spare Actuator Key f/8521 Battery Selector Switch One Size

Perko Spare Actuator Key f/ Battery Selector Switch One Size

at Optics Planet
Browse all Optics Planet deals
$10.49 $12.99 19% Discount
You save $2.50
In Stock at Optics Planet
Price checked 12 days ago
Buy Now at Optics Planet
Secure checkout Easy returns
or compare prices
Amazon logo Amazon eBay logo eBay

Product Details

Category Boating & Marine > Marine Electrical
Brand Perko
MPN 8521DP0KEY
Perko

Price history at Optics Planet

$10$7Oct 2026Nov 13, 2026

Recorded at Optics Planet since Oct 9, 2026: low $7.49 (Oct 9, 2026), high $10.49 (Oct 30, 2026). Last checked Oct 31, 2026.

More from Perko

Optics Planet
Last Updated:
Oct 31, 2026 07:23 AM
Sold Out
Perko Heavy Duty Battery Selector Switch w/Alternator Field Disconnect One Size Perko Heavy Duty Battery Selector Switch w/Alternator Field Disconnect One Size View Details
$245.99 $329.49
25% off
Buy Now · $245.99
Optics Planet
Optics Planet
Last Updated:
Oct 31, 2026 07:23 AM
Sold Out
Perko Heavy Duty Battery Disconnect Switch w/ Alternator Field Disconnect One Size Perko Heavy Duty Battery Disconnect Switch w/ Alternator Field Disconnect One Size View Details
$235.99 $313.51
25% off
Buy Now · $235.99
Optics Planet
Optics Planet
Last Updated:
Oct 31, 2026 07:23 AM
Sold Out
Perko Medium Duty Battery Selector Switch w/Alternator Field Disconnect & Key Lock One Size Perko Medium Duty Battery Selector Switch w/Alternator Field Disconnect & Key Lock One Size View Details
$107.99 $142.53
24% off
Buy Now · $107.99
Optics Planet
Optics Planet
Last Updated:
Oct 31, 2026 07:23 AM
Sold Out
Perko Medium Duty Main Battery Disconnect Switch w/Alternator Field Disconnect & Key Lock One Size Perko Medium Duty Main Battery Disconnect Switch w/Alternator Field Disconnect & Key Lock One Size View Details
$119.99 $138.53
13% off
Buy Now · $119.99
Optics Planet
Optics Planet
Last Updated:
Oct 31, 2026 07:23 AM
Sold Out
Perko Medium Duty Battery Selector Switch w/Alternator Field Disconnect w/o Key Lock One Size Perko Medium Duty Battery Selector Switch w/Alternator Field Disconnect w/o Key Lock One Size View Details
$99.99 $123.70
19% off
Buy Now · $99.99
Optics Planet
Optics Planet
Last Updated:
Oct 31, 2026 07:23 AM
Sold Out
Perko Compact Medium Duty Battery Selector Switch w/Key Lock One Size Perko Compact Medium Duty Battery Selector Switch w/Key Lock One Size View Details
$103.99 $121.47
14% off
Buy Now · $103.99
Optics Planet
Optics Planet
Last Updated:
Oct 31, 2026 07:23 AM
Sold Out
Perko Medium Duty Battery Selector Switch w/Key Lock One Size Perko Medium Duty Battery Selector Switch w/Key Lock One Size View Details
$109.99 $121.47
9% off
Buy Now · $109.99
Optics Planet
Optics Planet
Last Updated:
Oct 31, 2026 07:23 AM
Sold Out
Perko Compact Medium Duty Main Battery Disconnect Switch w/Key Lock One Size Perko Compact Medium Duty Main Battery Disconnect Switch w/Key Lock One Size View Details
$105.99 $117.50
10% off
Buy Now · $105.99
Optics Planet
Optics Planet
Last Updated:
Oct 31, 2026 07:23 AM
Sold Out
Perko Medium Duty Main Battery Disconnect Switch w/Key Lock One Size Perko Medium Duty Main Battery Disconnect Switch w/Key Lock One Size View Details
$99.99 $117.50
15% off
Buy Now · $99.99
Optics Planet
Optics Planet
Last Updated:
Oct 31, 2026 07:23 AM
Sold Out
Perko Dual Battery Selector Switch - Cup Mount One Size Perko Dual Battery Selector Switch - Cup Mount One Size View Details
$93.99 $104.41
10% off
Buy Now · $93.99
Optics Planet
Optics Planet
Last Updated:
Oct 31, 2026 07:23 AM
Sold Out
Perko Compact Medium Duty Battery Selector Switch w/o Key Lock One Size Perko Compact Medium Duty Battery Selector Switch w/o Key Lock One Size View Details
$89.99 $102.81
12% off
Buy Now · $89.99
Optics Planet
Optics Planet
Last Updated:
Oct 31, 2026 07:23 AM
Sold Out
Perko Medium Duty Battery Selector Switch - 250A Continuous One Size Perko Medium Duty Battery Selector Switch - 250A Continuous One Size View Details
$69.99 $102.81
32% off
Buy Now · $69.99
Optics Planet
Optics Planet
Last Updated:
Oct 31, 2026 07:23 AM
Sold Out
Perko Medium Duty Battery Disconnect Shut Off/On - 250 Amp Continuous 12-32VDC One Size Perko Medium Duty Battery Disconnect Shut Off/On - 250 Amp Continuous 12-32VDC One Size View Details
$69.99 $98.94
29% off
Buy Now · $69.99
Optics Planet
Optics Planet
Last Updated:
Oct 31, 2026 07:23 AM
Sold Out
Perko Compact Medium Duty Main Battery Disconnect Switch One Size Perko Compact Medium Duty Main Battery Disconnect Switch One Size View Details
$85.99 $98.94
13% off
Buy Now · $85.99
Optics Planet
Optics Planet
Last Updated:
Oct 31, 2026 07:23 AM
Sold Out
Perko Dual Battery Switch w/Mounting Ring & Legs - Bulkhead Mount One Size Perko Dual Battery Switch w/Mounting Ring & Legs - Bulkhead Mount One Size View Details
$62.99 $94.52
33% off
Buy Now · $62.99
Optics Planet
Optics Planet
Last Updated:
Oct 31, 2026 07:23 AM
Sold Out
Perko Single Battery Disconnect Switch - Cup Mount One Size Perko Single Battery Disconnect Switch - Cup Mount One Size View Details
$73.99 $84.53
12% off
Buy Now · $73.99
Optics Planet
Optics Planet
Last Updated:
Oct 31, 2026 07:23 AM
Sold Out
Perko Single Battery Disconnect Switch w/Mounting Ring & Legs - Bulkhead Mount One Size Perko Single Battery Disconnect Switch w/Mounting Ring & Legs - Bulkhead Mount One Size View Details
$73.99 $75.39
2% off
Buy Now · $73.99
Optics Planet
Optics Planet
Last Updated:
Oct 31, 2026 07:23 AM
Sold Out
Perko Tower/Arch Mount All Round Light White 6-3/8in Perko Tower/Arch Mount All Round Light White 6-3/8in View Details
$83.99 $89.51
6% off
Buy Now · $83.99
Optics Planet
Optics Planet
Last Updated:
Oct 31, 2026 07:23 AM
Perko Vertical Mount Stern 12VDC Light w/ STS Bezel Perko Vertical Mount Stern 12VDC Light w/ STS Bezel View Details
$99.99 $109.99
9% off
Buy Now · $99.99
Optics Planet