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Description

Product information

The XCELL XP0.812JST is a particularly compact 12-volt AGM lead-acid battery with a nominal capacity of 0.8 Ah. Thanks to the pre-assembled JST plug connection, it can be quickly integrated into devices with limited installation space and provides a reliable, maintenance-free power supply in continuous and cyclical operation.

Highlights at a glance

  • Space-saving and lightweight: 96 x 25 x 62 mm at only 0.33 kg
  • Ready for connection: integrated JST connector with stranded wires
  • Reliable capacity: 0.8 Ah at 20 h up to 10.5 V
  • Long service life: Designed for up to 10 years in standby mode at 20 °C
  • Safety and quality: AGM technology, ABS housing, UL and CE, ISO 9001

Power for compact applications

Whether emergency lighting, safety and signalling technology, measuring devices or small controllers. The XP0.812JST delivers a stable 12 V and can withstand short-term discharge currents of up to 5 A for 5 seconds. The internal impedance of approx. 200 mΩ (fully charged, 25 °C) supports consistent power delivery.

Availability even after storage periods

At 25 °C, self-discharge is approx. 9 per cent after 3 months, approx. 18 per cent after 6 months and approx. 35 per cent residual capacity loss after 12 months. This means the battery remains ready for use even after storage phases. The permissible temperature range during discharge operation extends from −15 °C to +50 °C.

Installation and charging technology

The battery is connected via the pre-assembled JST plug connector and can be mounted immediately. For standby operation, a final charging voltage of 13.60 to 13.80 V at 25 °C is recommended, with temperature compensation of −18 mV per °C. In cycle operation, the charging parameters are 14.50 to 14.90 V at 25 °C, compensation −30 mV per °C. The maximum charging current is 0.24 A.

Features

 
ModelXCELL XP0.8-12JST
Battery typeVRLA AGM (standby / general purpose)
Nominal voltage (V)12
Capacity (Ah)0.8 (at 20h rate)
Maximum discharge current12A (for 5 seconds)
Charging voltage (float charge)13.5V - 13.8V
Charging voltage (cycle operation)14.4V - 15.0V
Operating temperature (°C)Charge: 0 ~ 40 / Discharge: -20 ~ 50
Storage temperature (°C)-20 ~ 40
Service lifeup to 5 years (EUROBAT: Standard Commercial)
Dimensions (L/W/H, mm)96 x 25 x 62
Weight (kg)approx. 0.35
ConnectionJST connector
CertificationsISO9001, CE, UL
 

FAQs about XCELL batteries with JST connector

How long is the expected service life of the XP0.812JST on standby?

At 20 °C, the battery is designed for up to 10 years in float operation.

Is the XP0.812JST battery suitable for cyclical applications?

Yes, use the cycle charging voltage of 14.50 to 14.90 V at 25 °C and observe the maximum charging current of 0.24 A.

What is special about the JST version?

The battery has a pre-assembled JST connector with wires. This enables quick, reverse polarity-proof integration into suitable devices and cable harnesses.

What temperatures are permissible during operation?

Discharge is possible between -15 °C and +50 °C. The battery should be charged at temperatures from -10 °C to +50 °C. For longer storage, temperatures from -20 °C to +50 °C are permissible.

How high is the self-discharge?

At 25 °C, approx. 91 per cent of the capacity remains after 3 months, approx. 82 per cent after 6 months and approx. 65 per cent after 12 months. Regular recharging in float operation is recommended.


 
Properties
Capacity: 0.8Ah
Connections: with JST connector
Tension: 12V
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