Kawasaki (Jet Ski) 1100CC JT1100 STX High Performance Replacement Battery (1997-2003)
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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
Replacement Kawasaki JT1100 STX (1997-2003) 12V 18Ah Jet Ski Battery
Specifically designed for the Kawasaki JT1100 STX (1997-2003), this compatible replacement battery is an AGM maintenance-free unit that brings reliable starting and rugged durability to your personal watercraft. The spillproof, leakproof design and superior starting power make this a dependable long-lasting battery for marine use where high-rate discharge and resistance to vibration and temperature extremes are essential. If you need a high-performance battery that withstands the unique stresses of jet ski operation, this model is a ready-to-install replacement battery engineered for reliability on the water.
Key Specifications
- Compatible Model: Kawasaki (Jet Ski) 1100CC JT1100 STX (1997-2003)
- Brand: SigmasTek
- Voltage: 12 Volts
- Capacity: 18 Ah
- Design: AGM (Absorbed Glass Mat) Maintenance-Free
- Safety: Spillproof and Leakproof Design
- Certifications: U.L. Recognized and CE Certified
- Vent System: Valve Regulated Vent System
- Durability: Extreme Freeze, Heat and Vibration Resistance
- Performance: Superior Starting Power and Deep Cycle Capacity
- Condition: Brand New, Factory Fresh
- Terminal: Nut & Bolt
- Warranty: 6 Month Warranty
Benefits
This replacement battery delivers the benefits riders and boaters need for marine applications. The AGM maintenance-free construction removes the need to add water or manage acid, providing a clean, safe experience during installation and service. Its spillproof and leakproof characteristics are especially important in a marine environment where motion and tilt are common. The valve regulated vent system and robust certifications (U.L. and CE) contribute to safe, reliable operation under a range of conditions.
Built for high-performance battery applications, the 18Ah capacity and superior starting power ensure fast, reliable engine starts even after long periods of storage or exposure to fluctuating temperatures. The battery’s extreme freeze, heat, and vibration resistance makes it ideal for jet skis that face rough water, sun exposure, and mechanical vibration. In addition to starting power, the deep cycle capacity supports accessories and electronics on board during short bursts of heavy demand.
Beyond jet skis, this long-lasting battery design is useful in other marine or powersport applications that require a sealed, maintenance-free 12V source with dependable cranking performance and resistance to harsh environments. Professionally tested and factory fresh, this replacement battery arrives ready to perform.
Replace your old jet ski battery with this compatible 12V 18Ah SigmasTek replacement battery for the Kawasaki JT1100 STX (1997-2003) and get back to the water with confidence. Purchase now for reliable starts and long-lasting marine performance.
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