Description
The WP4-12L is long version of a 12V 4Ah AGM battery that is commonly used in medical equipment and radios. It has a maintenance-free design, spill-proof construction, and durable AGM technology.
Compatibility Replacement For
The WP4-12L is a compatible replacement for PS-1238, PS1238, SLA1052, Radiometer America TCM3 and more.
Key Features
- 12 Volt, 4Ah capacity – long-lasting performance for small devices.
- AGM (Absorbent Glass Mat) design – spill-proof and maintenance-free.
- Rechargeable VRLA battery – suitable for indoor standby use.
- Durable construction – vibration resistant and stable performance.
- Low self-discharge rate – ideal for reliable backup power.
Common Applications
- Medical Lifts
- Radios
- Portable Medical Equipment
Specifications
- Voltage: 12 Volts
- Capacity: 4 Ah
- Chemistry: AGM Sealed Lead Acid (VRLA)
- Length: 7.65″ / 194 mm
- Width: 1.85″ / 47 mm
- Height: 2.95″ / 75 mm
- Weight: 3.3 lbs / 1.5 kg
- Terminal Type: F1
- WP4-12L Data Sheet
Why Choose the WP4-12L?
This battery delivers dependable performance in standby applications. The AGM design ensures safe operation in medical facilities and home environments.
Need help confirming compatibility? Contact us — we’re here to help match the right battery to your device.
** Note: this is a longer sized 12 Volt 4 Ah battery that is commonly used in medical devices and medical lifts. If you are looking for an alarm battery please see 12 Volt 5 Ah Alarm battery

