Calculators · Gutenberg
Electricity Cost Calculator block for WordPress
Calculate electricity costs for home appliances. Add appliances with wattage and daily usage, set your rate per kWh, and see daily, monthly and annual costs.
Get Blockenberg
Free Gutenberg block in Blockenberg. The inspector controls and front-end behavior on this page come from this block’s source, not a shared stub.
What it actually does
Calculate electricity costs for home appliances. Add appliances with wattage and daily usage, set your rate per kWh, and see daily, monthly and annual costs.
Inspector panels on this block: Content, Calculator Settings, Appearance. Those titles come from index.js, not from a shared template.
Where to find it
Gutenberg inserter → Calculators → search “Electricity Cost Calculator” (block name `blockenberg/electricity-cost-calculator` in block.json). Style it in the sidebar after insert.
How to use Electricity Cost Calculator block for WordPress
- Install Blockenberg. Install from WordPress.org and activate the plugin.
- Insert the block. Edit a page, click +, search for “Electricity Cost Calculator”, insert it. Category: Calculators.
- Configure inspector controls that exist on this block. Open Content. Set “Content — Title”, “Subtitle”, “Show Title”, “Show Subtitle”.
- Check the published page. The view script reads HTML data attributes: data-key, data-opts. The block editor preview may not run the same view script.
Inspector controls from this block’s code
| Control | What the code does |
|---|---|
| Content — Title | Text field in the inspector. block.json default: Electricity Cost Calculator. Saved as `title`. |
| Subtitle | Text field in the inspector. block.json default: Estimate your monthly energy bill. Saved as `subtitle`. |
| Show Title | On/off toggle in the inspector. On by default. Saved as `showTitle`. |
| Show Subtitle | On/off toggle in the inspector. On by default. Saved as `showSubtitle`. |
| Currency Symbol | Text field in the inspector. block.json default: $. Saved as `currency`. |
| Default Rate per kWh | Text field in the inspector. block.json default: 0.12. Saved as `defaultRate`. |
| Show Preset Appliances | On/off toggle in the inspector. On by default. Saved as `showPresets`. |
| Show Carbon Footprint | On/off toggle in the inspector. On by default. Saved as `showCarbon`. |
| Show Cost Chart | On/off toggle in the inspector. On by default. Saved as `showChart`. |
| Typography — Title | Shared Blockenberg typography popover (family, size, weight, spacing). Saved as `typoTitle`. |
| Subtitle (Typo Subtitle) | Shared Blockenberg typography popover (family, size, weight, spacing). Saved as `typoSubtitle`. |
| Max Width (px) | Numeric range control in the inspector. Range 320–1200. block.json default: 720. Saved as `contentMaxWidth`. |
| Accent / Button | Color control in the inspector. block.json default: #f59e0b. Saved as `accentColor`. |
| Section Background | Color control in the inspector. block.json default: #fffbeb. Saved as `sectionBg`. |
| Card Background | Color control in the inspector. block.json default: #ffffff. Saved as `cardBg`. |
| Input Background | Color control in the inspector. block.json default: #fef9c3. Saved as `inputBg`. |
| Low Cost Color | Color control in the inspector. block.json default: #22c55e. Saved as `lowCostColor`. |
| High Cost Color | Color control in the inspector. block.json default: #ef4444. Saved as `highCostColor`. |
| Title Color | Color control in the inspector. block.json default: #92400e. Saved as `titleColor`. |
| Subtitle Color | Color control in the inspector. block.json default: #6b7280. Saved as `subtitleColor`. |
| Label Color | Color control in the inspector. block.json default: #374151. Saved as `labelColor`. |
What the front-end script actually does
- The view script reads HTML data attributes: data-key, data-opts.
- JavaScript functions that perform the math: calcCost.
When this is the right block
- Calculate electricity costs for home appliances. Add appliances with wattage and daily usage, set your rate per kWh, and see daily, monthly and annual costs — that is the job of Electricity Cost Calculator, not a generic content block.
- Use it when you need the editor control labeled “Content — Title”, which exists on this block’s inspector.
- It matches pages about electricity, energy, cost.
- The math runs in the visitor’s browser after publish — no extra calculator plugin.
Notes from the implementation
viewScript: this folder’s frontend.js is enqueued on the front end for this block.
FAQ
How do I add the Electricity Cost Calculator block in WordPress?
Install Blockenberg from WordPress.org, edit a page in the block editor, click +, and search for “Electricity Cost Calculator”. It sits under Calculators. After insert, open Content and set “Content — Title”, “Subtitle”, “Show Title”, “Show Subtitle”.
Does Electricity Cost Calculator need a server or extra plugin?
No. After Blockenberg is active, the view script runs in the browser with the values you saved on the block.
Is the Electricity Cost Calculator Gutenberg block free?
Yes. Electricity Cost Calculator ships inside Blockenberg. Get the plugin from WordPress.org — no paid add-on is required for this block.
Can I style Electricity Cost Calculator to match my theme?
Yes. Blockenberg’s shared typography and color panels apply here, plus any block-specific style controls listed on this page (panels: Content, Calculator Settings, Appearance).
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Get Blockenberg
Install Blockenberg from WordPress.org, then insert Electricity Cost Calculator from the Gutenberg inserter.