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Dewalt Flexvolt 9ah Battery
Product Code
56DEWDCB547
Brought to you by :
Your favourite Handy Hardware products are now part of TJ O’Mahony.ie! A wider range of tools, delivered directly for all your DIY needs.
€179.95 €146.30
/ Price Per ITEM
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For long-lasting, high-capacity power on site, the Dewalt Flexvolt 9Ah Battery (DCB547) is a trade favourite. Designed for XR Flexvolt tools, it provides extended runtime for heavy-duty tasks, keeping your tools running longer between charges. Whether you’re cutting, drilling, or grinding, this battery ensures consistent performance for demanding jobs.
Built with robust lithium-ion cells, the DCB547 delivers reliable power in tough jobsite conditions while maintaining thermal safety and longevity. Its slide-on design allows for quick, secure attachment to compatible Dewalt tools.
Key Features:
- High Capacity 9Ah: Extended runtime keeps tools running longer, reducing interruptions on site.
- Flexvolt Technology: Compatible with both 18V and 54V XR Flexvolt tools for ultimate flexibility.
- Rapid Charging: Works with Dewalt Flexvolt chargers for quick turnaround.
- Durable & Reliable: Tough casing and built-in thermal protection handle demanding conditions.
- Slide-On Design: Easy to fit and remove, ensuring a secure connection to all compatible tools
Technical Specifications:
- Voltage: 18V / 54V
- Capacity: 9Ah Li-Ion
- Compatibility: All Dewalt XR Flexvolt tools
- Design: Slide-on battery pack with durable casing
- Runtime: Extended runtime for heavy-duty applications
TJ’s Tip:
For maximum battery longevity, store in a cool, dry environment (10–30°C) and avoid full discharges. Always ensure the battery clicks securely into your tool before use, and pair with a Dewalt Flexvolt charger for optimal performance.
| Brand | Dewalt |
|---|---|
| Provided by | Handy Hardware |
| Delivery Rule | small & light |
Last update: 02-Dec-2025
Delivery Timeframes:
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Small Items: 2-3 working days
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Large/ Bulky items: 5-7 working days
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Extra Large appliances & TV's: 5-7 working days
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Click & Collect: 1 working day
Delivery Zones (Nationwide):
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Zone 1: Dublin, Galway, Kildare, Limerick, Meath, Offaly, Tipperary, Wexford, Wicklow
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Zone 2: Carlow, Clare, Clifden, Kilkenny, Laois, Louth, Waterford, Westmeath
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Zone 3: Cavan, Cork, Donegal, Kerry, Leitrim, Longford, Mayo, Monaghan, Roscommon, Sligo
Delivery Charges:
| Small & Light | Large & bulky | Extra Large | |
| Zone 1 | €9.99 | €25 | €50 |
| Free delivery on orders over €400 | no free delivery | ||
| Zone 2 | €9.99 | €50 | €50 |
| Zone 3 | €9.99 | N/A | N/A |
* Effective from 3 December 2025
* Free delivery on order over €400, applies to Small & Light, Large & Heavy items within zone 1 only.
Zone Indicator:
To help you understand delivery availability, every item displays a zone icon, icons appear on the top-right corner of each product image:
| Types of goods | Available zones | Descriptions |
| Small & light items | All Zone area | Items under 20kg weight & under 2m long, (some fragile items may not be included e.g. glass/mirrors) |
| Large and bulky items Extra Large items |
Zone 1 & 2 only | Wet & hazardous bagged, items over 20Kg weight & oversized; Euronics white goods, TVs of all sizes. |
| Large Paint items (6L / 6L+) | Zone 1 only | Large hazardous items (6L+) - available for collection |
| Available zones | Indicator | Descriptions |
| All zone area |  |
This icon with all zone area in green, indicates this items can be shipped to all Zone. |
| Zone 1 & 2 only | |
Zone 1 & 2 in green and zone 3 greyed out, indicates this product can only be shipped to Zone 1 and 2 |
| Zone 1 only | |
Zone 1 in green zone 2 and zone 3 are greyed out, indicates this product can only be shipped to Zone 1 only. |
Old Appliance Collection:
When you buy a large appliance, we’ll collect your old one for free through WEEE Ireland. Please ensure it is uninstalled, disconnected, and ready for pickup. Collection is like-for-like and takes place at the front door or apartment entrance. Restrictions may apply based on access and item type.
Free Click & Collect:
Click & Collect is free and available on items in stock at your chosen branch. Click Here to see our Branch Locator.
How it works:
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Place your order online
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You will receive an order confirmation email
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Our team processes your order, please allow up to 4 hours
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Within branch opening hours, we aim to have your order ready the same day.
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You will receive an email once your order is ready for collection.
At TJ O'Mahony we will exchange or refund any Retail unused product returned to us in its original condition within 30 days of receiving it (*)You can return any unused product to us in its original condition for a full refund or exchange within 30 days of delivery.
This right to return does not apply to products that are non stock and only available to order such as catalogued doors, catalogued bathroomware and mixed paints which are made especially for your order.
Please note that we are unable to accept returns on certain bagged building products and materials, including (but not limited to) hard wall, cement, bonding, slates, and ridges. We appreciate your understanding and recommend checking product requirements carefully before purchase.
*View our full returns policy on our Terms &Conditions Page.