Kawasaki (Jet Ski) 550CC JS550 1982-1985 High Performance Replacement Battery
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Battery Care Guide
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
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
⚠️ 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) 550CC JS550 Replacement Battery (1982-1985)
Keep your Kawasaki (Jet Ski) 550CC JS550 (1982-1985) running reliably on the water with a maintenance-free replacement battery designed for marine and powersports use. This AGM replacement battery delivers strong starting power, exceptional vibration resistance, and sealed, spillproof construction — perfect for jet skis and watercraft where safe, dependable power is critical.
Key Specifications
- Model Compatibility: Kawasaki (Jet Ski) 550CC JS550 (1982-1985)
- Voltage: 12 Volts
- Capacity: 18 Ah
- Terminal Type: Nut & Bolt
- Design: AGM (Absorbed Glass Mat) Maintenance-Free
- Spillproof and Leakproof Design
- Valve Regulated Vent System
- UL Recognized and CE Certified
- Extreme Freeze, Heat and Vibration Resistance
- Superior Starting Power and Deep Cycle Capacity
- Condition: Brand New, Factory Fresh
- Warranty: 6 Month Warranty
- Brand Reference: Kawasaki / SigmasTek
Benefits
This Kawasaki JS550 replacement battery is a high-performance battery engineered to withstand the unique demands of watercraft. The AGM maintenance-free design eliminates the need to add water or worry about acid spills, while the sealed construction protects against moisture exposure and orientation changes common in marine environments. Its superior starting power ensures reliable engine starts even after extended storage, and its deep-cycle capability supports onboard accessories like pumps, lights, and small electronics.
Built to resist extreme temperatures and high vibration, this long-lasting battery is ideal for jet skis operating in changing conditions. The valve-regulated vent system and UL/CE certifications confirm a safe and reliable build, while factory-fresh condition guarantees optimal performance from the first use. Whether you’re enjoying recreational rides or relying on your watercraft for regular transport, this replacement battery minimizes maintenance and maximizes uptime.
Beyond jet skis, the rugged design and steady 12V output make this battery suitable for other applications such as compact emergency backup systems, small UPS units, and portable tools that require a dependable power source. For Kawasaki JS550 owners seeking a durable, long-lasting battery replacement, this unit delivers top-tier performance and peace of mind on every trip.
Don’t let a weak battery cut your day short. Buy this Kawasaki (Jet Ski) 550CC JS550 replacement battery now for reliable starts, sustained performance, and a long-lasting battery backed by a 6 month warranty.
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