Send a part number, a photo, or a whole BOM — we supply it and stand behind it. Worldwide shipping to 80+ countries.

3G Electric
RFQ CartGet a QuoteSign inSign up
3M Ear Plug Dispenser Refill: Dispenser Refill, Bell, 33 dB NRR, Uncorded - Earplug Dispenser Refills
3MEarplug Dispenser Refills

3M Ear Plug Dispenser Refill: Dispenser Refill, Bell, 33 dB NRR, Uncorded

The 3M Ear Plug Dispenser Refill (SKU 45JW41, MPN 391-1012) is a bell-shaped, uncorded, roll-down, disposable earplug refill with a 33 dB NRR rating in yellow. This refill is designed for use with compatible 3M…

SKU 3G-OTH-554142

Brand
3M
Item
Ear Plug Dispenser Refill: Dispenser Refill, Bell, 33 dB NRR, Uncorded
Category
Earplug Dispenser Refills
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineer
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Technical Specifications

3M
Manufacturer Part Number
391-1012
Type
Bell, 33 dB NRR, Uncorded, Roll-Down, Disposable
Earplug Color Original
Yellow
View Full Spec Sheet

Technical Documents

No technical documents available for this product.
Request documentation →
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

3M Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The 3M Ear Plug Dispenser Refill (SKU 45JW41, MPN 391-1012) is a bell-shaped, uncorded, roll-down, disposable earplug refill with a 33 dB NRR rating in yellow. This refill is designed for use with compatible 3M dispensers, supporting hearing protection programs across industrial environments.

Frequently Asked Questions

What is the 3M Ear Plug Dispenser Refill 391-1012 used for?

The 3M Ear Plug Dispenser Refill 391-1012 is used to replenish compatible 3M dispensers in industrial hearing protection programs. It provides uncorded, roll-down, disposable earplugs with a 33 dB NRR rating, suitable for noisy environments like manufacturing, construction, and processing plants.

What are the specifications of the 3M Ear Plug Dispenser Refill 391-1012?

The 3M Ear Plug Dispenser Refill 391-1012 features a bell shape, uncorded design, roll-down foam, and disposable construction. It offers a 33 dB NRR rating and comes in yellow. The manufacturer part number is 391-1012, and it is designed for use with compatible 3M dispensers.

Where to buy 3M Ear Plug Dispenser Refill 391-1012 worldwide?

3G Electric supplies the 3M Ear Plug Dispenser Refill 391-1012 to customers worldwide. As a global industrial solutions provider, we handle logistics, customs clearance, and delivery to your facility. Contact us to order this refill for your hearing protection program.

How to install the 3M Ear Plug Dispenser Refill 391-1012?

To install the 3M Ear Plug Dispenser Refill 391-1012, open your compatible 3M dispenser, remove the empty refill, and insert the new refill securely. Follow the dispenser manufacturer's instructions for proper alignment. Ensure the earplugs feed freely for reliable dispensing in your hearing protection program.

Used in

Common applications for 3M
Industrial process water filtration — 3M solid polypropylene cartridge (e.g., RT10Q16G20NN, 7 micron) for sediment removal in manufacturing lines.
Cooling tower pre-treatment — 3M string-wound cartridge (e.g., RT39B16G20NN, 30 micron) to protect heat exchangers from particulate fouling.
Food and beverage rinse water — 3M 1 micron solid cartridge (RT10Y16G20NN) for fine filtration to meet quality standards.
Chemical processing feed water — 3M 27 micron solid cartridge (RT30L16G20NN) for high-flow sediment reduction upstream of sensitive equipment.
Wastewater effluent polishing — 3M 2 micron string-wound cartridge (RT09Y16G20NN) for final particulate removal before discharge or reuse.
Pharmaceutical utility water — 3M 0 micron string-wound cartridge (RT09L16G20NN) for sub-micron filtration in critical systems.

3M Products

3G Electric supplies 3M earplug dispenser refills. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

You might also need

Burners & Combustion →Pumps & Compressors →Spare Parts →All Products →

More from 3M

View all 3M parts →
3M Ear Plug Dispenser Refill: Dispenser Refill, Bullet, 33 dB NRR, Uncorded, Roll-Down, Disposable (MPN 391-1005). Key specifications — Earplug Color_Original: Yellow; Brand: 3M.
3M
3M Ear Plug Dispenser Refill: Dispenser Refill, Bullet, 33 dB NRR, Uncorded, Roll-Down, Disposable (MPN 391-1005). Key specifications — Earplug Color_Original: Yellow; Brand: 3M.
3M Ear Plug Dispenser Refill: Dispenser Refill, Bullet, 33 dB NRR, Uncorded, Roll-Down, Disposable (MPN 91012). Key specifications — Earplug Color_Original: Red/Yellow; Brand: 3M.
3M
3M Ear Plug Dispenser Refill: Dispenser Refill, Bullet, 33 dB NRR, Uncorded, Roll-Down, Disposable (MPN 91012). Key specifications — Earplug Color_Original: Red/Yellow; Brand: 3M.
3M Ear Plug Dispenser Refill: Dispenser Refill, Bullet, 33 dB NRR, Uncorded, Roll-Down, Disposable (MPN 391-1254). Key specifications — Earplug Color_Original: Orange/Yellow; Brand: 3M.
3M
3M Ear Plug Dispenser Refill: Dispenser Refill, Bullet, 33 dB NRR, Uncorded, Roll-Down, Disposable (MPN 391-1254). Key specifications — Earplug Color_Original: Orange/Yellow; Brand: 3M.
3M Ear Plug Dispenser Refill: Dispenser Refill, Bullet, 33 dB NRR, Uncorded, Roll-Down, Disposable (MPN 391-1004). Key specifications — Earplug Color_Original: Yellow; Brand: 3M.
3M
3M Ear Plug Dispenser Refill: Dispenser Refill, Bullet, 33 dB NRR, Uncorded, Roll-Down, Disposable (MPN 391-1004). Key specifications — Earplug Color_Original: Yellow; Brand: 3M.
3M Ear Plug Dispenser Refill: Dispenser Refill, Cylinder, 29 dB NRR, Uncorded, Roll-Down, Disposable (MPN 391-1001). Key specifications — Earplug Color_Original: Yellow; Brand: 3M.
3M
3M Ear Plug Dispenser Refill: Dispenser Refill, Cylinder, 29 dB NRR, Uncorded, Roll-Down, Disposable (MPN 391-1001). Key specifications — Earplug Color_Original: Yellow; Brand: 3M.