The Protel 6 Volt Battery is a high-quality, long life Nickel Metal Hydride battery which is compatible with Protel CTR201 series payphones.
- Compatible with Protel circuit board models CTR200B, CTR200BB+ (CTR201)
- All batteries are not alike. G-TEL uses only high quality, long life cells.
Technical Specifications:

Type - Sealed Ni-MH Cylindrical Battery cell
Size 5HAA1000
Model 5×AA (5×HR 14.5/49.5)
Nominal Voltage 6.0V
Nominal Capacity (20℃, Standard Charge ,0.2CA
discharge to 5.0V) 1000mAh
Typical Capacity: 1050mAh
Minimum Capacity 1000mAh
Average Weight 115g
Dimensions(including PVC tube)
Height(H) Max：50.5mm
Thickness(T) 16.5±0.5mm
Width(W) Max：72.5mm
Charging Method:（20℃）
Standard Charge: Charge with 0.1CA(100mA) for 14-16 hours
Quick Charge Charge with 0.3CA(300mA) for 4.5 hours
Fast Charge:
Charge with 1.0CA(1000mA) for 72 minutes
（Under -△V controlled 50mV）
Max Overcharge Current 0.1CA(100mA)(No longer than100 hours)
Trickle Current 30~50mA
Operating Temperature(reference only):
Storage -20℃～+35℃
Discharge: -20℃～+60℃
Standard Charge 0℃～+45℃
Fast Charge +10℃～+45℃

Specification Sheet
Material Safety Data Sheet