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- 221576 B2BFSI - Universal Electric Knob Kit for Switches 221576 B2BFSI - Universal Electric Knob Kit for Switches








221576 B2BFSI - Universal Electric Knob Kit for Switches
- Description
- Shipping & Returns
- Reviews
Upgrade your electric appliances with the Universal Electric Knob Kit by B2BFSI. This comprehensive kit includes everything you need to ensure optimal functionality and design for your electric switches.
- Includes 5 color-coded knobs for easy identification: blue, green, gray, red, and yellow.
- Features 10 inlays for versatile use: 4 clockwise and 4 counterclockwise options for temperature control.
- Compatible with infinite switches and electric thermostats, providing wide-ranging adaptability.
Replaces Part Number
B2BFSI: 221576
Specifications
- Color Options: Blue, Green, Gray, Red, Yellow
- Inlay Types: Clockwise and Counterclockwise configurations
- Compatible with: Infinite switches and electric thermostats
Shipping & Returns – B2BFSI
Effective Date: April 2025
Contact: support@b2bfsi.com
Shipping Information
We ship within the United States only using UPS.
Shipping is fully automated—you will not be able to place an order if the item is out of stock.
At this time, we do not offer free shipping or allow customers to choose the warehouse location.
📦 Shipping Carriers: UPS
🚚 Order Availability: Automated stock check — only available items can be ordered
🌍 Shipping Region: United States only
❌ No International Shipping
Returns Policy
Eligibility & Timeframes
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Returns are accepted within 14 days of receiving your order.
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Defective or non-working parts may be returned within 90 days.
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Items must be unused, in original packaging, and include proof of purchase.
How to Start a Return
You can start a return in two ways:
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Log in to your account at https://account.b2bfsi.com and use our automated return portal.
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Email us at support@b2bfsi.com to request return authorization.
🔁 Items sent without prior return authorization will not be accepted.
🏷️ Final sale items are non-returnable.
Return Shipping & Fees
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If we made a mistake, we will provide a UPS return label and cover return shipping.
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If the return is for any other reason:
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Customer covers return shipping
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A 25% restocking fee applies
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Return must be initiated and delivered back within 14 days
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Return Address: Provided after return request approval
Return Carrier: Only UPS is accepted
Non-Returnable Items
We do not accept returns on:
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Final sale or clearance items
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Special-order or customized parts
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Used electrical components
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Hazardous materials or flammable liquids
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Gift cards
Damaged or Incorrect Items
If your order arrives damaged or incorrect, please contact us immediately. We will assess the issue and provide a resolution.
Exchanges
We do not process direct exchanges. If you'd like to replace an item, please return the original and place a new order.
Refunds
After we receive and inspect your return, we’ll notify you of the approval. If approved:
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Refunds are issued to the original payment method
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Processing takes up to 10 business days
If more than 15 business days have passed since your refund was approved, please contact us at support@b2bfsi.com.
Summary
Return Window | Return Shipping | Restocking Fee | Refund Time |
---|---|---|---|
14 days | Customer (unless our fault) | 25% | Within 10 business days |
🛠️ Warranty returns accepted up to 90 days from delivery
📦 Only UPS is accepted for returns
📬 For return authorization, log in to your account or email us
Related products


Frequently Asked Questions
How to replace?
- Step 1: Turn off the power to your appliance.
- Step 2: Remove the old knob from the shaft.
- Step 3: Align the new knob with the desired inlay and push it onto the shaft.
Estimate time?
Usually takes about 10-15 minutes.
What if the knob doesn't fit?
Ensure the stem insert is compatible or adjust the inlay as needed.