
New Original OEM TR‑332 Battery for 3M Versaflo TR‑300 PAPR Series – Reliable Power for Respiratory Protection
Exact replacement for 3M part number: TR‑332. Works with Versaflo TR-300, TR-300N+, TR-301N PAPR, and all TR-300 series models.
In a risky workplace, such as a chemical plant or healthcare setting, your 3M Versaflo PAPR is vital. It provides a steady stream of filtered air. This helps protect your lungs and eyes from dust, vapors, and other pollutants. When the battery fails, that protection stops. You’re exposed. The job halts.
The TR‑332 is the factory‑spec lithium‑ion battery for the Versaflo TR‑300 series. When new, it offers 8–12 hours of continuous operation. This depends on the airflow setting, filter load, and ambient conditions. After a year or two of daily charging, capacity fades. You may see shorter runtimes, unexpected shutdowns, or the battery refusing to charge.
You don't have to pay 3M's premium price of 350–400. But you can't trust a generic that may swell, overheat, or fail during your shift. That could leave you unprotected. The new OEM TR-332 battery matches the original 3M in reliability. It offers the same industrial-grade quality. Plus, it comes without the high price.
Quick Specs – What You’re Getting
| Specification | Value |
|---|---|
| Part Number | TR‑332 (also compatible with TR‑300, TR‑300N+, TR‑301N) |
| Compatible PAPR Systems | 3M Versaflo TR‑300, TR‑300N+, TR‑301N (and TR‑300 series filter assemblies) |
| Chemistry | Lithium‑ion (high‑rate cells for PAPR blower) |
| Voltage | 14.4 V nominal (typical – check original) |
| Capacity | Meets or exceeds original spec (typically 2.6 Ah / 37.4 Wh) |
| Compatible Part Numbers |
3M TR332, TR-332, 3ICR19/65-2 |
| Compatible Laptop/Tablet Models | For 3M Versaflo TR-300 PAPR, TR-300N+, TR-301N Series |
| Safety Features | Over‑charge, over‑discharge, short‑circuit protection, temperature monitoring, cell balancing |
| Expected Runtime | 8–12 hours (depends on blower speed, filter resistance, and battery age) |
| Compliance | CE, UN38.3, RoHS |
| Warranty | 18 months |
A healthy TR‑332 battery restores your Versaflo PAPR to its original runtime – enough for a full shift of respiratory protection.
OEM vs. Genuine OEM vs. Cheap Generic – What’s the Real Difference?
Not every battery that fits your 3M PAPR is safe for personal protective equipment. Here’s how the three options compare.
| Factor | OEM (3M) | Our Genuine OEM (TR‑332) | Cheap Generic |
|---|---|---|---|
| Cell Quality | Original high‑rate Li‑ion cells | Same OEM‑grade cells | Unknown, often low‑grade or recycled |
| True Capacity | Full original spec (2.6 Ah) | Same as OEM | Often 1.5–1.8 Ah (overstated) |
| Discharge Rate | Supports blower at high airflow | Same – stable voltage | Voltage sag → blower slows or stops |
| Protection Circuit | Full PCM with temp sensor | Full PCM | Minimal – risk of swelling or fire |
| Device Communication | Accurate fuel gauge on PAPR display | Accurate – no error codes | May show wrong % or “battery fault” |
| Physical Fit | Perfect | Perfect, same mold | Loose or too tight; poor contacts |
| Charging Behavior | Works with 3M docking station | Works perfectly | May overheat, charge slowly, or stop early |
| Longevity | 500+ cycles | 500+ cycles | Often fails within 6 months |
| Compliance | CE, UN38.3 | Same certifications | None or falsified |
| Price | $350–400 | $210–300 | $30–40 |
| Warranty | 1 year | 12 months | 30 days or none |
Critical for industrial hygiene and safety managers
Your PAPR is a last line of defense against airborne hazards. A cheap generic battery can suddenly shut down, leaving you unprotected in a contaminated environment. Our genuine OEM battery meets the same safety and performance standards as 3M’s original.
3 Signs Your 3M Versaflo TR‑300 Needs a New TR‑332 Battery
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Shortened runtime – You used to get a full 10‑hour shift. Now the low‑battery alarm sounds after 4–5 hours.
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Sudden shutdown – The blower stops even though the battery indicator shows 30–40% remaining.
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Physical swelling – The battery pack looks puffy, doesn’t slide into the PAPR smoothly, or the case bulges. Replace immediately – a swollen lithium‑ion battery is a fire risk and can damage the PAPR unit.
If your TR‑332 battery is more than 2–3 years old or showing any of these signs, replace it now. Your respiratory protection depends on it.
Why Choose Our Genuine OEM TR‑332 Battery?
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Authentic 3M‑grade cells – Same performance and safety as the original.
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Fresh stock – Manufactured within the last 6 months. Date printed on label. No degraded shelf inventory.
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Exact fit – Same dimensions, connector, and latch as OEM. Slides in and locks securely.
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Full safety certifications – CE, UN38.3 (air transport safe), RoHS.
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No error codes – Fully compatible with Versaflo TR‑300 series. No “battery not recognized” messages.
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12‑month warranty – If it fails within 18 months, we send a free replacement.
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Up to 50% less than 3M direct – You don’t need to pay the full brand premium.
Your safety isn’t a place to cut corners. Our genuine TR‑332 gives you OEM reliability at a fair price.
Frequently Asked Questions (FAQ)
Q: Will this battery work with my 3M Versaflo TR‑300, TR‑300N+, or TR‑301N?
Yes. TR‑332 is the official battery for all TR‑300 series PAPRs. Check your current battery label – if it says TR‑332, this is the direct replacement.
Q: How do I replace the battery? Is it user‑serviceable?
Yes, it’s external and tool‑free. The TR‑300 series PAPR has a slide‑off battery compartment. Press the release button, remove the old battery, slide the new one in until it clicks. No tools needed – you can swap in seconds.
Q: How long does a full charge last after replacement?
8–12 hours depending on blower speed setting, filter load, and battery age. At medium airflow (typical for paint spray or dust), expect 10+ hours. You’ll get back to the original runtime when the unit was new.
Q: Can I charge this battery in the original 3M docking station (TR‑341 or similar)?
Yes. It is fully compatible with 3M’s standard TR‑300 series chargers. No modifications needed. Charge time is about 2–3 hours from empty.
Q: Is this battery safe for air transport (e.g., flying to a job site)?
Yes, with restrictions. At under 100Wh (typically 37Wh), it is well under the FAA limit for carry‑on luggage. Always keep spare batteries in carry‑on, never checked, and protect terminals from shorting (use original packaging or tape). Check airline policies for PAPR batteries – some may require notification.
Q: What if my PAPR shows a battery error after installation?
First, ensure the battery is fully seated (click). Plug in the charger for 30 minutes. If the error persists, try cleaning the battery contacts with a dry cloth. If none works, contact us for a replacement under warranty.
Q: Do you offer discounts for industrial buyers or safety departments purchasing multiple batteries?
Yes. For orders of 10+ batteries, contact us for a quote. We work with safety managers, industrial supply distributors, and occupational health organizations.
Ready to Restore Your Versaflo PAPR to Full‑Shift Reliability?
Don’t let a worn‑out or generic battery compromise your respiratory protection. This new original OEM TR‑332 replacement gives you the same performance, safety, and runtime as the 3M original – at a price that makes replacing aging batteries a smart investment for your safety program.
| Battery Capacity | 4.8Ah |
| Voltage | 11.1V |
| Model No | TR-332 |
| Warranty | 12 Months |
🔋 Lithium-Ion Battery Conditioning
For optimal electrochemical performance, new lithium-ion batteries should undergo 2–3 complete charge and discharge cycles before reaching full capacity.
This stabilization phase allows the internal cell chemistry to achieve balanced ion distribution, ensuring maximum runtime, stable voltage output, and extended cycle life.
After this initial conditioning period, no further full discharge cycles are required.
🛡 Premium Warranty Protection
- 12-Month Limited Manufacturer Warranty
- Up to 30-Day Return Guarantee (Policy Based)
- Replacement for defective or misrepresented items
- Dedicated customer service response within 24 hours
🚚 Professional Shipping Standards
- Orders placed Monday–Friday are processed within 1–2 business days. Orders placed on weekends are processed the following Monday.
- Tracking information appears in your order within 1–2 business days after dispatch.
- Transit time varies by region and logistics carrier
- Please verify your shipping address before order confirmation
- Address changes are not possible once shipment is dispatched
📌 Product-Specific Notice
📩 Customer Care Commitment
We are committed to delivering professional-grade battery solutions and responsive after-sales service. If you experience any issues, please contact our support team before leaving feedback.
⚕ Safety & Compatibility Notice — Medical Device Battery
This is a replacement battery for the compatible medical device model(s) listed above. It is not a finished medical device. The following guidelines apply:
| Who should install | Qualified biomedical technicians or authorized service personnel following the device manufacturer's service manual. AED/defibrillator batteries must comply with your facility's maintenance protocol. |
| After installation | Perform a full device self-test per the manufacturer's guidelines. Record the replacement date and result in the device maintenance log. |
| Emergency use | In a medical emergency, always contact local emergency services (911 in the US). This product does not replace emergency response services. |
| Liability | Accessories-Mall supplies replacement batteries for maintenance purposes. We are not liable for outcomes resulting from improper installation or failure to perform post-installation device testing. |
Not sure this battery fits? Send us your device model number — we'll confirm before you order.
Cao Chuanping
Power Systems Consultant · 8+ years in replacement battery sourcing & evaluation · View profile →
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