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SigmasTek  |  SKU: BW-18290

Kawasaki (Jet Ski) 650CC JF650 X2 High Performance Replacement Battery (1986-1995)

Sale price $59.98 USD Regular price $82.13
Shipping calculated at checkout.

➤ Compatible replacement for Kawasaki 650CC JF650 X2 Jet Ski (1986-1995)

➤ Maintenance-free AGM design eliminates acid refilling

➤ Spillproof, leakproof, and valve regulated for safe use

➤ Superior starting power with deep cycle capacity

➤ Extreme resistance to freeze, heat, and vibration


📦🚀 FAST SHIPPING: Usually ships same day if ordered before 2 PM EST

⚠️ Quick Reminder

🔹 Please ensure the original battery model number is listed in our product description and that your device model number matches for compatibility.
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Battery Care Guide

Battery Usage and Maintenance Guidelines 🔋

Please read the following instructions carefully before using your new battery. Proper adherence will help ensure optimal performance and extended service life.

1. Cordless Phones, PDAs, and Power Tools (NiMH, NiCd, Lithium-Ion) 📱

Initial Charge

  • Fully charge the battery overnight prior to first use.

Conditioning (First 2–6 Charge Cycles)

  • Operate the device until the battery reaches approximately 20% capacity.
  • Avoid premature recharging.
  • Do not allow the battery to fully discharge during the initial cycles.

Post-Conditioning

  • Recharge the battery only when necessary.
  • These batteries are capable of approximately 500 charge cycles:
  • Once daily → ~500 days
    Twice daily → ~250 days
    Note: Even a partial recharge is considered a full cycle.

2. Sealed Lead Acid (SLA) Batteries 💡

  • No conditioning required.
  • Maintain the battery in a fully charged state; avoid complete discharge.
  • Capable of 300–400 charge cycles.
  • Expected service life: 2–3 years, depending on usage conditions.

3. Laptop Batteries (Lithium-Ion) 💻

Initial Charge

  • Fully charge the battery overnight prior to first use.

Conditioning (First 2–6 Charge Cycles)

  • Charge fully, then discharge to approximately 20% capacity.
  • Avoid complete discharge, as some devices may not detect a fully drained battery.

Post-Conditioning

  • Minimize frequent plugging and unplugging.
  • Allow the battery to discharge moderately at least once per month to maintain optimal performance.
  • Occasional cycling is recommended to sustain battery health.

Professional Recommendation

Adhering to these guidelines will enhance battery longevity and ensure reliable performance.

For further assistance regarding your battery or order, our customer support team is available to provide guidance.

Delivery and Shipping

Everything You Need to Know About Shipping with BatteryWeb (USA)

We know reliable delivery matters when you need power fast. Here’s how BatteryWeb makes shipping easy across the USA:

🚚 Shipping & Delivery

Most orders ship next business day (some products like sealed lead acid may take a little longer).

Same-day shipping available if you order before 11:59 AM (delivery depends on the carrier).

We ship nationwide using FedEx, UPS, USPS, DHL, and regional ground carriers.

Shipping costs are calculated automatically at checkout based on weight, distance, and carrier.

Transit times shown are estimates only (business days, no weekends/holidays).

🌍 Shipping Restrictions

Lithium batteries cannot be shipped by USPS or air. They must go via FedEx Ground, UPS Ground, or DHL Ground.

PO Box deliveries are only available via USPS.

At this time, we do not ship lithium batteries to Puerto Rico. NiMH, NiCd, and Alkaline can be shipped.

📦 Important Notes

Double-check your shipping address! If an incorrect address is used and the order is returned, re-shipping costs are the buyer’s responsibility.

If a product is temporarily out of stock, we’ll notify you right away with the expected restock date—or issue a refund if you prefer.

💲 Currency & Pricing

All prices are shown in USD.

Orders shipped outside the USA may be subject to local taxes, customs fees, or import duties. These are the buyer’s responsibility.

⚡ At BatteryWeb, we’re committed to getting your batteries delivered quickly, safely, and affordably—so you’ll always have the power you need, when you need it.

Disclaimer

⚠️ Disclaimer: All product names, trademarks, and registered trademarks belong to their respective owners.

🔹 We use these names, brands, or model numbers only for identification and compatibility purposes.

🔹 Our products are generic replacement parts and are not affiliated with, endorsed by, or manufactured by the original equipment manufacturers (OEMs).


Volts & Amps

12 Volts | 18 Ah

Terminal Type

Nut & Bolt

Kawasaki (Jet Ski) 650CC JF650 X2 (1986-1995) Battery

This compatible replacement battery for the Kawasaki (Jet Ski) 650CC JF650 X2 (1986-1995) is an AGM maintenance-free unit engineered for reliable marine starting and high-rate discharge performance. Designed to be spillproof and leakproof with absorbed glass mat construction, this high-performance battery ensures your Jet Ski starts reliably and performs under demanding on-water conditions. Enjoy the convenience of a maintenance-free, factory-fresh battery that’s ready to install.

Key Specifications

  • Model: Kawasaki (Jet Ski) 650CC JF650 X2, 1986-1995
  • Voltage: 12 Volts
  • Capacity: 18 Ah
  • Terminal Type: Nut & Bolt
  • Design: AGM Maintenance-Free (Absorbed Glass Mat)
  • Safety: Spillproof and Leakproof Design
  • Certifications: U.L. Recognized and CE Certified
  • Features: Valve Regulated Vent System
  • Resistance: Extreme Freeze, Heat and Vibration Resistance
  • Performance: Superior Starting Power and Deep Cycle Capacity
  • Condition: Brand New, Factory Fresh
  • Warranty: 6 Month Warranty
  • Manufacturer/SKU: SigmasTek / Kawasaki

Benefits

  • Durability: AGM construction and a valve-regulated vent system provide robust protection against spills and vibration from marine use, helping this battery last through seasons of riding.
  • Long Life: Built to withstand high-rate discharge cycles common in personal watercraft, this long-lasting battery minimizes downtime and replacement frequency.
  • High Performance: The battery delivers dependable starting power and solid deep-cycle capacity so your Jet Ski powers up quickly and handles accessory loads without hesitation.
  • Maintenance-Free Operation: No need to add water or check electrolyte—install and go with a maintenance-free replacement battery that simplifies ownership.
  • Versatile Applications: Primarily designed for Jet Skis, its compact high-performance design also suits portable emergency power setups, certain UPS units, and high-drain power tools where a sealed AGM battery is appropriate.
  • Certified Reliability: U.L. recognition and CE certification underscore the safety and manufacturing standards of this battery.

Get back on the water with confidence—order this Kawasaki (Jet Ski) 650CC JF650 X2 (1986-1995) replacement battery today. Enjoy fast shipping, a 6 month warranty, and the reliable starting performance of a high-performance battery built for marine use.


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