# Rechargeable Battery, Valve Regulated Lead Acid, Single Cell, 12 V, Lead Acid, 28 Ah, Bolt

![Product image](https://novapart.co/image/farnell:1769786/)

**URL**: https://novapart.co/products/LC-XC1228P/rechargeable-battery-valve-regulated-lead-acid
**SKU**: LC-XC1228P
**Manufacturer**: PANASONIC
**Category**: Batteries & Chargers || Batteries - Rechargeable
**Price**: €104.0700
**Stock**: 10+

## Specifications

| Parameter | Value |
|---|---|
| Weight | 10kg |
| Pack Quantity | 1 |
| Product Range | VRLA |
| External Depth | 165mm |
| External Width | 125mm |
| Battery Voltage | 12V |
| External Height | 175mm |
| Battery Capacity | 28Ah |
| Battery Terminals | Bolt |
| Battery Technology | Lead Acid |

## Datasheet

📄 [Download PDF](https://novapart.co/datasheet/farnell:1769786/)

Individual Data Sheets 

## **LC-XC1228P** 

For main power supplies. Cycle long life type. 

## **Dimensions (mm)** 

Contents indicated (including the recycle marking, etc.) are subject to change without notice. 

**==> picture [126 x 155] intentionally omitted <==**

**----- Start of picture text -----**<br>
Terminal type (option)<br>16 M5 M5<br>Battery case resin: standard (UL94HB)<br>615. 89.<br>**----- End of picture text -----**<br>


## **Specifications** 

|**Specifications**|**Specifications**||
|---|---|---|
|Nominal voltage||12V|
|Nominal capacity (20 hour rate)||28Ah|
|Dimensions|Length|165mm|
||Width|125mm|
||Height|175mm|
||Total Height|179.5mm|
|Approx. mass||10kg|
|Terminal||M5 Bolt and Nut type|



## **Characteristics** 

|**Characteristics**|||
|---|---|---|
|Capacity<br>(25°C)|20 hour rate<br>10 hour rate<br>5 hour rate<br>1 hour rate|28.0Ah<br>26.5Ah<br>25.0Ah<br>21.0Ah|
|Internal resistance|Fully charged battery<br>(25°C)|8mΩ|
|Temperature dependency<br>of capacity (20 hour rate)|40°C<br>25°C<br>0°C<br>-15°C|102%<br>100%<br>85%<br>65%|
|Self discharge<br>(25°C)|After 3 months<br>After 6 months<br>After 12 months|91%<br>82%<br>64%|



## **Duration of discharge vs Discharge current** 

**==> picture [215 x 271] intentionally omitted <==**

**----- Start of picture text -----**<br>
30 Pitty tt EE TT<br>20<br>40 °C<br>So<br>10 SUE AN<br>| 00 Co<br>et ee ee c e e<br>5 ERE ee ONC eee eee,<br>ee<br>25 °C<br>3 SET ee<br>a AN a<br>SHIRT<br>60 SeEET<br>HEaNAee 0 °C ee<br>30<br>CO IE<br>TL ZANT<br>| |<br>-15  ° C<br>10 CHE2 ETT ANT<br>Sesh aeee ee e e aseeiNW<br>FEES SEEN<br>5 a ee ee<br>3 POEe<br>1<br>0.3 1 3 10 30 100<br>Discharge current (A)<br>)r<br>u<br>rega (ho<br>h<br>c<br>si<br>d<br> f<br>o<br>n<br>o<br>it<br>a<br>r<br>u<br>D<br>)teu<br>(inm<br>**----- End of picture text -----**<br>


## **Watt Table** 

|**Cut-off V**<br>~~es~~<br>~~se~~|**3min**<br>~~es~~<br>~~se~~|**5min**<br>~~es~~<br>~~se~~|**10min**<br>~~es~~<br>~~es~~|**15min**<br>~~es~~<br>~~Ge~~|**20min**<br>~~es~~<br>~~ee~~|**30min**<br>~~ed~~<br>~~ed~~|**45min**<br>~~re~~<br>~~eG~~|**1h**<br>~~GO~~<br>~~eG~~|**1.5h**<br>~~QO~~<br>~~rs~~|**2h**<br>~~QO~~<br>~~QO~~|**3h**<br>~~Qe~~<br>~~QO~~|**4h**<br>**5h**<br>~~QeGOO~~<br>~~QOGOO~~|**6h**<br>~~GOO~~<br>~~GOO~~|**10h**<br>**20h**<br>~~QO~~<br>~~QO~~|**20h**|**24h**|
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|9.6V<br>~~es~~<br>~~se~~<br>~~se~~|1423<br>~~es~~<br>~~se~~<br>~~se~~|1160<br>~~es~~<br>~~se~~<br>~~se~~|865<br>~~es ~~<br>~~es~~<br>~~es~~|664<br> ~~es~~<br>~~Ge~~<br>~~Ge~~|585<br>~~es~~<br>~~ee~~<br>~~ee~~|410<br>~~ed~~<br>~~ed~~<br>~~ed~~|304<br>~~re ~~<br>~~eG~~<br>~~eG~~|260<br> ~~GO~~<br>~~eG~~<br>~~eG~~|159<br>~~QO~~<br>~~rs~~<br>~~rs~~|129<br>~~QO~~<br>~~QO~~<br>~~QO~~|91.6<br>~~Qe~~<br>~~QO~~<br>~~QO~~|74.1<br>61.1<br>~~Qe GOO~~<br>~~QOGOO~~<br>~~QOGOO~~|61.1<br>52.8<br>~~GOO~~<br>~~GOO~~<br>~~GOO~~|31.8<br>16.8<br>~~QO~~<br>~~QO~~<br>~~QO~~|16.8|14.0|
|9.9V<br>~~se~~<br>~~se~~<br>~~se~~|1357<br>~~se~~<br>~~se~~<br>~~se~~|1093<br>~~se~~<br>~~se~~<br>~~se~~|849<br>~~es~~<br>~~es~~<br>~~es~~|654<br>~~Ge~~<br>~~Ge~~<br>~~Ge~~|579<br>~~ee ~~<br>~~ee~~<br>~~ee~~|404<br> ~~ed ~~<br>~~ed~~<br>~~ed~~|294<br> ~~eG~~<br>~~eG~~<br>~~eG~~|254<br>~~eG~~<br>~~eG~~<br>~~eG~~|156<br>~~rs~~<br>~~rs~~<br>~~rs~~|128<br>~~QO~~<br>~~QO~~<br>~~QO~~|90.4<br>~~QO~~<br>~~QO~~<br>~~QO~~|72.9<br>59.9<br>~~QO GOO~~<br>~~QOGOO~~<br>~~QOGOO~~|59.9<br>51.6<br>~~GOO~~<br>~~GOO~~<br>~~GOO~~|31.8<br>16.8<br>~~QO~~<br>~~QO~~<br>~~QO~~|16.8|14.0|
|10.2V<br>~~se~~<br>~~se~~<br>~~se~~|1301<br>~~se~~<br>~~se~~<br>~~se~~|1026<br>~~se~~<br>~~se~~<br>~~se~~|818<br>~~es~~<br>~~es~~<br>~~es~~|643<br>~~Ge~~<br>~~Ge~~<br>~~Ge~~|567<br>~~ee ~~<br>~~ee~~<br>~~ee~~|397<br> ~~ed ~~<br>~~ed~~<br>~~ed~~|294<br> ~~eG~~<br>~~eG~~<br>~~eG~~|251<br>~~eG~~<br>~~eG~~<br>~~eG~~|155<br>~~rs~~<br>~~rs~~<br>~~rs~~|127<br>~~QO~~<br>~~QO~~<br>~~QO~~|89.3<br>~~QO~~<br>~~QO~~<br>~~QO~~|71.7<br>59.9<br>~~QO GOO~~<br>~~QOGOO~~<br>~~QOGOO~~|59.9<br>51.6<br>~~GOO~~<br>~~GOO~~<br>~~GOO~~|31.8<br>16.8<br>~~QO~~<br>~~QO~~<br>~~QO~~|16.8|14.0|
|10.5V<br>~~se~~<br>~~se~~<br>~~PFot~~|1201<br>~~se~~<br>~~se~~<br>~~otEE~~|976<br>~~se~~<br>~~se~~<br>~~EE~~|784<br>~~es~~<br>~~es~~<br>~~EE~~|621<br>~~Ge~~<br>~~Ge~~|545<br>~~ee ~~<br>~~ee~~|386<br> ~~ed ~~<br>~~ed~~|282<br> ~~eG~~<br>~~eG~~|247<br>~~eG~~<br>~~eG~~|154<br>~~rs~~<br>~~rs~~|126<br>~~QO~~<br>~~QO~~|88.1<br>~~QO~~<br>~~QO~~|71.7<br>59.9<br>~~QO GOO~~<br>~~QOGOO~~|59.9<br>51.6<br>~~GOO~~<br>~~GOO~~|31.8<br>16.8<br>~~QO~~<br>~~QO~~|16.8|14.0|
|10.8V<br>~~se~~<br>~~PFot~~|1052<br>~~se~~<br>~~otEE~~|903<br>~~se~~<br>~~EE~~|773<br>~~es~~<br>~~EE~~|610<br>~~Ge~~|539<br>~~ee ~~|374<br> ~~ed ~~|255<br> ~~eG~~|218<br>~~eG~~|149<br>~~rs~~|118<br>~~QO~~|84.5<br>~~QO~~|70.5<br>59.9<br>~~QO GOO~~|59.9<br>50.4<br>~~GOO~~|31.8<br>16.8<br>~~QO~~|16.8|13.9|



## **Ampere Table** 

**(Ampere/Battery)** ~~PTE~~ **Cut-off V 3min 5min 10min 15min 20min 30min 45min 1h 1.5h 2h 3h 4h 5h 6h 10h 20h 24h** 9.6V 128 104 77.2 57.7 50.4 35.0 25.9 22.1 13.5 10.9 7.7 6.20 5.10 3.40 2.65 1.40 1.17 ~~a a se ee ee es re Ge GeGO~~ 9.9V 122 98 75.8 56.9 49.9 34.5 25.0 21.6 13.2 10.8 7.6 6.10 5.00 4.30 2.65 1.40 1.17 ~~a a se ee ee es re Ge GeGO~~ 10.2V 117 92 73.0 55.9 48.9 33.9 25.0 21.3 13.1 10.7 7.5 6.00 5.00 4.30 2.65 1.40 1.17 ~~a a se ee ee es re Ge GeGO~~ 10.5V 108 88 70.0 54.0 47.0 33.0 24.0 21.0 13.0 10.6 7.4 6.00 5.00 4.30 2.70 1.40 1.17 ~~a a se ee ee es re Ge GeGO~~ 10.8V 95 81 69.0 53.0 46.5 32.0 21.7 18.5 12.6 10.0 7.1 5.90 5.00 4.20 2.65 1.40 1.16 ~~a a ee re es ee es re ss~~ 

108 

Valve Regulated Lead-Acid Batteries 

Individual Data Sheets 

## **Charging Method** 

Trickle use Control voltage: 14.5 - 14.9V; Initial current 11.2A or smaller 

## **Residual capacity vs storage period** 

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**----- Start of picture text -----**<br>
120<br>100<br>80<br>5 °C<br>(41 °F)<br>60<br>40 °C 30 °C 25 °C<br>40 (104 °F) (86 °F) (77 °F)<br>20<br>0<br>0 2 4 6 8 10 12 14 16 18 20<br>Storage Period (Month)<br>)%<br>(<br>o<br>it<br>a<br>R<br>n<br>o<br>it<br>n<br>tee<br>R<br>y<br>tic<br>a<br>p<br>a<br>C<br>**----- End of picture text -----**<br>


## **Cut off voltage** 

|**age**|||||
|---|---|---|---|---|
|nt<br>1.4A -<br>5.6A|5.6A -<br>14A|14A -<br>28A|28A -<br>56A|56A -<br>84A|
|V)<br>10.5|10.2|9.9|9.3|8.7|



## **Cycle life vs Depth of discharge** 

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**----- Start of picture text -----**<br>
120<br>100<br>80<br>60 Discharge<br>Discharge Discharge Depth 30%<br>Depth 100% Depth 50%<br>40<br>Ambient Temperature<br>20 25 °C (77 °F)<br>0<br>0 200 400 600 800 1000 1200 1400<br>Number of Cycles (Times)<br>)%<br>(<br>y<br>tic<br>a<br>p<br>a<br>C<br>**----- End of picture text -----**<br>


## **Constant-voltage and constant-current charge characteristics** 

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**----- Start of picture text -----**<br>
160 16<br>Battery Voltage<br>0.8 140 14<br>Charge Quantity (to-Discharge Quantity)<br>120 12<br>0.6<br>100 10<br>1 Discharge<br>80 100 % (0.05 CA*20H) 8<br>0.4 50 % (0.05 CA*10H)<br>60 2 Charge 6<br> Charge Voltage 14.70 V<br>40  (2.45 V / Cell) 4<br>0.2  Charge Current 0.4 CA<br>3 Temperature 25 °C (77 °F)<br>20 2<br>Charge Current<br>0 0 0<br>0 2 4 6 8 10<br>Charge Time (h)<br>)C(Atrrneu )( Q%titnayu )( VtlVegao<br>Chrgea Chrega Bttreay<br>C<br>**----- End of picture text -----**<br>


## **Discharge capacity by temperature and by discharge current** 

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**----- Start of picture text -----**<br>
120<br>0.05 CA<br>100 0.1 CA<br>0.2 CA<br>80 0.5 CA<br>1 CA<br>2 CA<br>60 3 CA<br>40<br>20<br>0<br>-20 -10 0 10 20 30 40 50<br>Battery temperature (°C)<br>)(%<br>y<br>tic<br>a<br>p<br>a<br>C<br>**----- End of picture text -----**<br>


## **Discharge characteristics** 

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**----- Start of picture text -----**<br>
15<br>14<br>13<br>12<br>11<br>10 2.8 A 1.4 A<br>7 A<br>9 28 A 14 A<br>8 84 A<br>7<br>6<br>5<br>0 1 2 4 6 8 10 20 40 60 2 4 6 8 10 20 40<br>(minute) (hour)<br>Duration of discharge<br>)<br>V<br>(<br>e<br>g<br>a<br>tl<br>o<br>v la<br>n<br>im<br>r<br>e<br>T<br>**----- End of picture text -----**<br>


109 

Valve Regulated Lead-Acid Batteries 



## Links

- [View this product on Novapart](https://novapart.co/products/LC-XC1228P/rechargeable-battery-valve-regulated-lead-acid)
- [Request a quote for this part](https://novapart.co/quote/)
- [Supplier page](https://es.farnell.com/en-ES/panasonic-electronic-components/lc-xc1228p/battery-12v-vrla-28ah/dp/1769786)
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