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Estry

Battery for Visonic MCS-740 SR-740 PG2 SR 720 PG2 sirens 103-304742-2 2XER18505M

Battery for Visonic MCS-740 SR-740 PG2 SR 720 PG2 sirens 103-304742-2 2XER18505M

$24.99 USD
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Title
12-Month Warranty30-Day Easy ReturnsShips from US in 48hUN38.3 & ISO9001 Certified

This is a 4000mAh 3.6V Li-SOCl2 replacement battery for Visonic MCS-740, SR-740 PG2 and more, compatible with battery part numbers 103-304742-2, 2XER18505M.

Battery Specifications

Type: Li-SOCl2
Weight: 84.0g
Dimension: 50.9*37.1*19.0mm
Category: Alarm System
Voltage: 3.6V
Rate: 14.40Wh

Compatible Brand

  • Visonic

Compatible Model

  • MCS-740
  • SR-740 PG2
  • SR 720 PG2 sirens

Compatible Battery Part Number

  • 103-304742-2
  • 2XER18505M

⚠ Safety Warnings

  • Do not disassemble, puncture or modify the battery.
  • Never short-circuit the terminals or expose to heat / fire.
  • Do not mix with different batteries or chargers.
  • Recycle used batteries at designated collection points.

Why Choose Estry

✓ Grade A Cells — Premium cells with stable discharge and low self-discharge.
✓ Real Capacity — Capacity tested to match or exceed the original battery.
✓ Strict QC — Every battery passes charging/discharging and safety checks.
UN38.3 tested for safe transport. MSDS available upon request. Manufactured in an ISO9001 certified facility.

FAQ

How do I confirm this battery fits my device?

Match your device against the Compatible Model list above, or compare the part number printed on your original battery. Still unsure? Email us with your battery details or photos and we will help you confirm.

What is the warranty policy?

This battery is covered by a 12-month warranty against manufacturing defects, plus 30-day easy returns for peace of mind.

How fast will my order arrive?

In-stock orders ship from our US warehouse within 48 hours on business days.

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