Fulbat
Fulbat FP6-4 · UPS battery 6V 4Ah
Reference: BOL-FULBAT-FP6-4
Fulbat FP6-4: UPS battery with 6 V and 4 Ah, measuring 70 × 47 × 106 mm.
Fulbat FP6-4 · UPS battery 6V 4Ah images
- Voltage
- 6V
- Capacity
- 4Ah
- Technology
- AGM
- Dimensions (L × W × H)
- 70 × 47 × 106 mm
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14 days to return your order
If it does not fit, you have 14 days from delivery to return it unused.
Who the Fulbat FP6-4 is for
The Fulbat FP6-4 replaces the original batteries in a UPS. The FP6-4 spends most of its life on float charge, waiting for a power cut.
The FP6-4 belongs to the Fulbat FULBAT FP General Purpose range. See all Fulbat batteries
What it means that the FP6-4 is AGM
Inside, the FP6-4 has glass fibre separators (AGM) that hold the electrolyte. The FP6-4 needs a charger with an AGM mode that does not exceed 14.7 V.
Fulbat FP6-4 vs FP6-4.5 and FP6-4.5S
What sets the FP6-4 apart from its neighbours in the Fulbat range:
| Model | Capacity | Dimensions (mm) | Weight |
|---|---|---|---|
| Fulbat FP6-4 (this one) | 4 Ah | 70 × 47 × 106 | 0.65 kg |
| Fulbat FP6-4.5 | 4.5 Ah | 70 × 47 × 106 | 0.81 kg |
| Fulbat FP6-4.5S | 4.5 Ah | 67 × 67 × 109 | 0.78 kg |
- Fulbat FP6-4.5: 0.5 Ah more, the same dimensions.
- Fulbat FP6-4.5S: 0.5 Ah more, a different case (67 × 67 × 109 mm).
Equivalents and alternatives to the Fulbat FP6-4
Other AGM batteries that fit the FP6-4's tray with the same polarity: an AGM can only be replaced by another AGM.
| Model | Technology | Capacity | Dimensions (mm) |
|---|---|---|---|
| Long WPS4-6 | AGM | 4 Ah | 70 × 47 × 106 |
| Long WP4.5-6 | AGM | 4.5 Ah | 70 × 47 × 106 |
| Ritar RT645 | AGM | 4.5 Ah | 70 × 47 × 107 |
| Long WP5-6 | AGM | 5 Ah | 70 × 47 × 106 |
| Fulbat FP6-4.5 | AGM | 4.5 Ah | 70 × 47 × 106 |
| Fulbat FP6-6 | AGM | 6 Ah | 70 × 47 × 106 |
Part numbers and codes for the Fulbat FP6-4
This is how the Fulbat FP6-4 appears on the label and in parts catalogues:
| Commercial reference | FP6-4 |
|---|---|
| Terminal type | T1 |
| Not to be confused with | Fulbat FP6-4.5 (4.5 Ah), Fulbat FP6-6 (6 Ah), Fulbat FP6-5 (5 Ah, positive terminal on the left) |
Check this before ordering the Fulbat FP6-4
- Your current battery should say about 4 Ah; a little more is also fine.
- Measure the space: the FP6-4 takes up 70 × 47 × 106 mm.
Frequently asked questions about the Fulbat FP6-4
FP6-4 or FP6-4.5: which one suits me?
Compared with the FP6-4, the Fulbat FP6-4.5 has 0.5 Ah more. With 4.5 Ah, the FP6-4.5 runs longer between charges than the FP6-4 (4 Ah). Both measure 70 × 47 × 106 mm, so they fit the same tray.
How much does the Fulbat FP6-4 weigh?
0.65 kg, with 4 Ah of capacity. For reference, the Fulbat FP6-4.5 (4.5 Ah) weighs 0.81 kg.
Which battery is equivalent to the Fulbat FP6-4?
Only other AGM batteries with its dimensions and polarity: Long WPS4-6, Long WP4.5-6 and Ritar RT645. Neither an EFB nor a conventional battery replaces the FP6-4.
How often are UPS batteries replaced?
Every 3 to 5 years, or sooner if the unit warns of low battery or the runtime has dropped. Heat in the cabinet shortens their life a lot.
Keep comparing: alternatives to the FP6-4
- Other uPS batteries
- Full Fulbat catalogue
- Fulbat FP4-3.5 · 3.5 Ah, 90×34×65 mm
- Fulbat FP6-2.8 · 2.8 Ah, 66×33×103 mm
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