Best Replacement Head for Braun 3040s (32B & 32S Compatible)

Finding the correct braun 3040s replacement head is simple. You have two perfect options: the Braun 32B (black) and the Braun 32S (silver). This guide will confirm compatibility, compare your choices, and show you exactly how to get your shaver performing like new again.

Quick Decision: If you own a Braun Series 3 3040s, the right replacement is either the Braun 32B (black) or 32S (silver). Both fit perfectly and perform identically—your choice is based on color or current price.

Last Updated: Sep. 2025 | Reviewed by Shaver Head Experts

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Why This Guide Exists

We created this page to eliminate any confusion about the braun 3040s replacement head. Many users are unsure whether to buy the 32B or 32S, or if a compatible head is a good option. This guide provides definitive answers and a direct path to purchase the correct part, so you can buy with 100% confidence.

Does the Braun 3040s use 32B or 32S?

Yes, the Braun 3040s shaver is fully compatible with both the Braun 32B and 32S replacement heads. You can use either one without any issues. Since the 3040s model is typically blue and black, the Braun 32B replacement head is the most common choice for a perfect color match.

Our confirmation is based on:

  • Manufacturer Specifications: Braun lists the 32B/32S cassette as the official replacement part for the entire Series 3 line, including the 3040s.
  • Hands-On Testing: Our team has physically tested both the 32B and 32S cassettes on a Braun 3040s shaver, confirming a perfect fit and identical performance.
  • Model Number Pattern: All shavers in the “3xxx” model family use this same replacement head.

Quick Compatibility Table for Braun Series 3

hile this guide focuses on the 3040s, it’s helpful to see how it fits into the broader Series 3 family. All models listed below use the exact same braun 32b replacement head or its silver counterpart, the 32S.

Shaver ModelCompatible Replacement Head(s)Notes
Braun 3040s (ProSkin)32B (Black) or 32S (Silver)32B is the best color match
Braun 3090cc32B or 32SFully Compatible
Braun 3050cc32B or 32SFully Compatible
Braun 3010s32B or 32SFully Compatible
Braun 300s32B or 32SFully Compatible

For your Braun 3040s, the choice between the 32B and 32S is purely cosmetic. There is no performance advantage to either model.

Color is the Only Difference

The distinction is as simple as the letter in the model name:

  • 32B: The “B” stands for Black. It has a black plastic frame.
  • 32S: The “S” stands for Silver. It has a silver plastic frame.

Performance & Components are Identical

Don’t let the different part numbers mislead you. The parts that do the actual work—the foils and the cutter block—are the same. Our internal teardown of both cassettes confirms they use identical SensoFoil screens and middle trimmer blades. The motor in your 3040s will drive them with the exact same power and efficiency, resulting in an identical shave.

OEM vs. Compatible Heads for Your 3040s

You have two main purchasing options: the original Braun-branded (OEM) head or a high-quality compatible head. Here’s our practical advice for 3040s owners.

FeatureOEM Braun HeadHigh-Quality Compatible HeadVerdict for 3040s Owners
Price & ValueHigher cost ($25-$40)More affordable ($23.49 for 2 Pack)Compatible offers better value for the same core function.
Noise/ComfortEngineered for quietest operation & comfortCan be slightly louder; comfort is excellentOEM is best for sensitive skin or if you prioritize silence.
Lifespan18 months (Braun’s recommendation)12-18 months, depending on useComparable lifespan for most users.

When to Pick OEM: If you want the guaranteed quietest shave possible, the original Braun part is a safe bet. 

When to Pick Compatible: If you want excellent performance while saving money, a reputable compatible Braun 3040s replacement head is a smart, cost-effective choice.

How to Check Your 3040s Model & Confirm Fit

If you want to be 100% certain before buying, follow these simple steps.

  1. Find the Model Number: Look on the back of your shaver’s body. You will see “Series 3” and the model number “3040s” clearly printed.
  2. Eject the Old Cassette: With the shaver off, press the release buttons on either side of the head and lift it off.
  3. Verify the Part Number: Look at the plastic frame of the old head you just removed. You will likely see “32B” printed on it. If so, you can buy another 32B with complete confidence.
  4. Check by Color: If the number is worn off, simply note the color. Since your 3040s head is black, the 32B is your direct replacement.

How to Install a 32B / 32S Cassette

Time Needed is less Than 1 minute

Required Tools:

- No need Tools

Things Needed?

- A new Braun 32B head or 32S head

Steps to Install Braun Series 3 Replacement Head

Step 1 : Remove the Old Head
Turn the shaver off. Press the release buttons on the sides of the head (on most models) or simply grip the old cassette and pull it straight off. Do not twist it.
How to install Braun Series 3 Replacement Head
Step 2 : Click on the New Head
Take your new 32B or 32S cassette and press it onto the shaver body. You will hear a distinct "CLICK" when it locks securely in place.
How to install Braun Series 3 Replacement Head
Step 3 : Reset the Shaver (If Applicable)
Some Series 3 models have a replacement light. Press and hold the power button for 5-10 seconds to reset the counter. Your shaver is now restored to 100% performance.
How to install Braun Series 3 Replacement Head

Price, Where to Buy & Shipping

You can purchase a braun series 3 3040s replacement head from several retailers in the USA, UK, and EU.

We offer a curated selection of both OEM and top-tier compatible heads, ensuring you get a reliable product that restores your 3040s to peak performance.

Common Issues & Troubleshooting

  • New Head Feels Loose: If the cassette doesn’t click firmly, check for any trapped debris or hair in the shaver’s mounting points. Clean it out with a brush and try again.
  • New Head is Noisy: A new head, especially a compatible one, may have a short “break-in” period of 1-3 shaves. If the noise is excessive or persists, it may indicate a rare manufacturing defect.

Yes, the 32B is a perfect fit for the Braun 3040s. It is the recommended replacement part and will match the shaver's original black color scheme.

No, the 32S is not better. It performs identically to the 32B. The only difference is its silver color, which doesn't match the 3040s as well as the black 32B.

In the USA, an original Braun-branded (OEM) head typically costs $25-$40. High-quality compatible heads are a great value, usually priced between $12-$25.

Braun recommends replacing the head every 18 months to maintain optimal performance and hygiene. If you have a very thick beard or shave daily, you may benefit from replacing it every 12 months.

No. The mounting design for Series 5, 7, and 9 heads is completely different. You must use a braun s3 replacement head 3040s, which is the 32B or 32S model.

You can find them at major retailers like Amazon or Walmart, or purchase directly from our store. We stock genuine OEM parts and top-rated compatibles for fast US delivery.

Final Recommendation & Your Next Step

For your Braun 3040s, the choice is clear and simple. Both the 32B and 32S fit perfectly, but the 32B is the ideal color match.

Ready to make your shaver feel brand new?

Need more general information? Check out our complete Braun Series 3 Replacement Head Compatibility Guide.

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William

William is the founder of ShaversHead. As a long-term Braun shaver user himself, he grew tired of overpaying the brand-name premium for replacement heads. To solve this, he personally tested over 50 samples from more than 20 suppliers, seeking only products that met top-tier standards for sharpness, skin comfort, and durability. He founded ShaversHead with a simple mission: to deliver a world-class shave backed by real-world testing, without the premium price tag.

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