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Yuasa NPX-35 Battery – 12V High Rate SLA Replacement

Original price was: $45.99.Current price is: $12.67.

High-rate Yuasa NPX-35 Battery (12V 9Ah AGM) designed for UPS, emergency lighting, and high-discharge backup systems. Reliable performance, maintenance-free, Call for Stock.

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Check the match before ordering

  • Part numberMatch the complete number, including letters and suffixes.
  • Electrical specificationConfirm voltage, chemistry and charging requirements.
  • Physical fitCompare dimensions, connector, polarity and terminal position.
SKU
NPX-35
Brand
N/A
Category

Description

Yuasa NPX-35 Battery – 12V 9Ah High-Rate SLA Replacement

The Yuasa NPX-35 Battery is a premium high-rate 12V sealed lead acid (AGM) battery engineered for outstanding discharge performance.
Ideal for UPS systems, emergency lighting, and other high-demand standby power applications, the NPX-35 delivers reliable, maintenance-free backup power.

Key Features

  • 12V 9Ah high-rate discharge for UPS and critical backup systems
  • Sealed AGM, maintenance-free construction
  • Long life and excellent reliability
  • Non-spillable valve-regulated design
  • Performs well in both float and cyclic use
  • Fresh stock and fast shipping

Specifications

  • Model: NPX-35
  • Voltage: 12V
  • Capacity: 9Ah (high-rate)
  • Chemistry: Sealed Lead Acid (AGM)
  • Terminal Type: Faston tabs (F1 or F2 depending on version)
  • Battery Type: High-rate discharge

Common Applications

  • UPS backup systems
  • Emergency lighting units
  • Alarm and security panels
  • Telecom and standby power equipment
  • Medical and industrial devices using high-rate SLA batteries

Why Choose the NPX-35?

The NPX-35 is engineered to deliver rapid energy discharge required for UPS systems and other demanding environments. Its sealed AGM design ensures
reliable performance without the need for maintenance, making it a trusted choice in mission-critical power applications.

Installation Tips

  1. Disconnect AC power before replacing the battery.
  2. Match polarity (+/-) and terminal size to your original battery.
  3. Insert the battery securely into your device or UPS compartment.
  4. Allow several hours of float charging after installation.

Shipping & Warranty

  • Ships quickly within the continental US
  • Packed securely to prevent damage in transit
  • Warranty coverage against defects

FAQ

Q: Is this an original Yuasa battery?
A: Yes, this is a genuine NPX-35 high-rate AGM battery.

Q: Can I replace my existing 12V 9Ah battery with the NPX-35?
A: Yes—if the voltage, size, and terminals match, this model is a direct replacement with improved high-rate performance.

Q: How long does the NPX-35 last?
A: Typically 3–5 years depending on temperature and usage conditions.

Additional information

Brand

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Product Type

Other

Product Name + Part Number

Yuasa NPX-35 Battery – 12V High Rate SLA Replacement

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Ordering guidance

A reliable replacement starts with an exact match

Similar-looking batteries and accessories can use different voltage, chemistry, connectors or polarity. Verify the label and physical fit before purchase.

View the battery matching guide
Is matching the voltage enough?

No. Chemistry, dimensions, connector type, polarity, terminal position and charging requirements must also match.

Which number should I compare?

Use the complete model or part number printed on the original item. Include every prefix, suffix, dash and revision where shown.

What if my device model is not listed?

Do not assume compatibility from appearance alone. Compare the original part number and specifications or confirm the requirements in the device documentation.