Bosch D1250 Specsheet

Intrusion Alarm Systems | D1250 Battery (12 V, 5 Ah)

D1250 Battery (12 V, 5 Ah)

www.boschsecurity.com

u 12 VDC sealed lead‑acid

u Fully rechargeable

u Maintenance‑free

A 12 V sealed lead‑acid battery. It acts as a
maintenance‑free standby and auxiliary power supply
that provides long service life and dependability. Use
the battery only with charging circuits calibrated for
lead‑acid batteries. It is suitable for supplying backup
power for fire, security, and access control systems
during AC power failures.

Certifications and approvals

Region Certification

Europe CE Council Directive 89/336/EEC Electro-

magnetic Compatibility

Installation/configuration notes

Standby Power Requirements

Refer to the appropriate control panel installation
manual for information on calculating the standby
battery requirements for the system. Total continuous
and intermittent current requirements must not
exceed the amp hour capacity of the battery.

u For use as secondary power for accessory modules

u Long service life

Technical specifications

Physical Specifications

Nominal Voltage: 12 V

Nominal Capacity

5 Ah

(20 Hour)

Weight: 1.85 kg (4 lb)

Dimensions: 10 cm x 9 cm x 7 cm (4 in. x 3.5 in. x 2.8 in.)

Height with Terminals: 10.6 cm (4.2 in.)

Standard Terminal: FI-Faston Tab No. 187

Capacity

20 Hour rate (0.25 A): 5 Ah

10 hour rate (0.45 A): 4.5 Ah

5 hour rate (1 A): 4 Ah

1 hour rate (5 A): 3 Ah

2 | D1250 Battery (12 V, 5 Ah)

Represented by:

Americas: Europe, Middle East, Africa: Asia-Pacific: China: America Latina:

Bosch Security Systems, Inc.
130 Perinton Parkway
Fairport, New York, 14450, USA
Phone: [phone]
Fax: [phone]
[e-mail]
www.boschsecurity.us

Bosch Security Systems B.V.
P.O. Box 80002
5617 BA Eindhoven, The Netherlands
Phone: + 31 40 2577 284
Fax: [phone]
[e-mail]
www.boschsecurity.com

Robert Bosch (SEA) Pte Ltd, Security
Systems
11 Bishan Street 21
Singapore 573943
Phone: [phone]
Fax: [phone]
[e-mail]
www.boschsecurity.asia

Bosch (Shanghai) Security Systems Ltd.
201 Building, No. 333 Fuquan Road
North IBP
Changning District, Shanghai
200335 China
Phone [phone]
Fax: [phone]
www.boschsecurity.com.cn

Robert Bosch Ltda Security Systems Division
Via Anhanguera, Km 98
CEP 13065-900
Campinas, Sao Paulo, Brazil
Phone: [phone]
Fax: [phone]
[e-mail]
www.boschsecurity.com

© Bosch Security Systems 2013 | Data subject to change without notice
2549511947 | en, V1, 01. Oct 2013

Capacity Affected by Temperature

40°C (104°F): 105%

30°C (68°F): 100%

0°C (32°F): 85%

Constant Voltage Charge

Cycle: Initial charging current less than 1.3 A.

Voltage 7.20 V to 7.50 V at 20°C (68°F).
Temperature Coefficient -15 mV/C.

Standby: Initial charging current less than 1.26 A.

Voltage 6.75 V to 6.90 V at 20°C (68°F).
Temperature Coefficient = 10 m V/C.

Ordering information

D1250 Battery (12 V, 5 Ah)

A 12 V sealed lead‑acid battery for standby and
auxiliary power. Suitable for supplying backup power
for fire, security, and access control systems during
AC power failures.

Order number D1250