Safety

Kidde Mariner PWC 5-B:C Marine Fire Extinguisher (Single-Use)

Kidde Mariner PWC 5-B:C Marine Fire Extinguisher (Single-Use)

Product description

Designed to tackle common marine fires, this single-use 5-B:C extinguisher is rated for flammable liquids/gases (Class B) and energized electrical equipment (Class C). It uses the standard PASS technique (Pull, Aim, Squeeze, Sweep) and reaches roughly 6–8 feet during a discharge that lasts about 8–12 seconds.

Construction emphasizes corrosion resistance for saltwater environments: a lightweight aluminum cylinder combined with stainless-steel lever and an all-metal valve assembly deliver increased durability. The manufacturer cites roughly twelve times the corrosion resistance compared with industry saltwater test standards. An easy-to-read pressure indicator shows charge status—if the needle sits in the green, the unit is charged and ready.

A UL-listed plastic strap bracket is included for mounting in an accessible location aboard recreational and light commercial boats. The safety pin is designed for quick removal in an emergency. This extinguisher is single-use; dispose of and replace after any discharge or once the unit is over 12 years old. It is US Coast Guard approved for required marine applications. Dry chemical contents are non-toxic and non-corrosive to metal surfaces but may irritate skin on direct contact.

The product carries a 12-year limited manufacturer warranty and is intended for consumer marine and light commercial boat use. Keep in mind that larger recreational craft—typically those over 26 feet—may require additional extinguishers to meet regulations and safety needs.

Pros

  • USCG-approved and UL-listed
  • Heavy corrosion-resistant metal components
  • Compact and easy to mount

Cons

  • Single-use only
  • Included strap can feel flimsy
  • Short discharge duration

VerdictReliable, lightweight fire protection tailored to personal watercraft and small boats. The all-metal valve and stainless lever resist saltwater corrosion, the pressure gauge is simple to read, and the included strap bracket keeps it handy. Note the single-use design and limited discharge window when planning safety gear for larger vessels.

Reviews

  1. randy w tyson 5/5

    Performs as expected

    Does what it should for routine marine use—simple, functional, and reliable when checked.

  2. Matthew Harvey 4/5

    Arrived ready to install

    Both units came packaged together and are now fastened on my boat. My previous extinguisher leaked somehow, so I’m glad these are full and operational.

  3. Sara Verpecinskas 5/5

    Exactly what I wanted

    Solid build and arrived with all expected parts. Fits well and seems well made—would recommend for small boats.

  4. Sparkyanonymous 5/5

    Good size, but watch the mount

    Perfect capacity for my 16' john boat and meets local regs. Light and easy to mount; the supplied strap felt weak so I secured it with a low-tension zip tie. Rated appropriately, though I haven’t used it in a real emergency.

  5. Helene Simpson 5/5

    Right fit for our little fishing boat

    Replaced our old unit with this one. Size is perfect for mounting and it meets requirements for a small craft. Good value for how compact and serviceable it is.

  6. Eric B. 5/5

    Compact, dependable addition to my safety gear

    I keep this on my jet ski and it gives me peace of mind. The slim profile tucks into tight spaces, yet it feels solidly built. Corrosion resistance seems genuine and the pressure gauge is easy to check. Overall a reassuring safety item for small watercraft.

Comments

No comments yet.

Sign in or sign up to comment.

  1. 200-Pack 5x8 Mylar Food Storage Bags — 7.5 mil Protective Pouches
    Safety

    200-Pack 5x8 Mylar Food Storage Bags — 7.5 mil Protective Pouches

    5.0 7 reviews A 200-count set of 5 x 8 inch Mylar food storage pouches with a clear front and foil-backed rear. Stand-up design, 7.5 mil thickness, resealable zip and heat-sealable edge for long-lasting protection from moisture, odors, and pests. Useful for spices, snacks, coffee, freeze-dried goods and non-food
  2. 2-Pack 32-inch GrabRunner Reacher Grabber Tool with Magnetic Swivel Head
    Safety

    2-Pack 32-inch GrabRunner Reacher Grabber Tool with Magnetic Swivel Head

    4.9 13 reviews Two 32-inch GrabRunner reacher grabbers with a strong aluminum shaft, rotating swivel head and an 8mm magnetic tip. Heavy-duty latch lets each tool handle loads up to 10 lbs, and the folding design shortens them for compact storage.
  3. 4-Pack Keyed-Alike Orange Brass Padlocks — 1-9/16" Body
    Safety

    4-Pack Keyed-Alike Orange Brass Padlocks — 1-9/16" Body

    4.9 8 reviews Weather-resistant set of four keyed-alike brass padlocks with bright orange covers and 304 stainless steel shackles. Includes eight identical keys. Built for outdoor use and everyday items like lockers, gates, luggage, and toolboxes.
  4. Commode Bucket Kit with Disposable Liners and Super Absorbent Pads
    Safety

    Commode Bucket Kit with Disposable Liners and Super Absorbent Pads

    4.6 8 reviews All-in-one commode replacement kit: includes 1 durable bucket with handle and lid, 30 disposable liners with drawstrings, 30 super absorbent pads (solidify up to 35 oz/1000 ml), and 60 gloves. Constructed from hospital-grade composite with smooth edges and a near-universal fit for bedside chairs or
  5. AceMining Adjustable Door Security Bar for Sliding & Standard Doors
    Safety

    AceMining Adjustable Door Security Bar for Sliding & Standard Doors

    4.5 11 reviews A portable, adjustable security bar designed for exterior and sliding doors and windows. Telescopes from 21 to 46 inches (53–117 cm), weighs about 1 kg, and uses rubber end caps and reinforced alloy connections for strong, temporary door reinforcement.
  6. Rechargeable 2-Pack Pocket Hand Warmers — Portable Electric Handwarmers
    Safety

    Rechargeable 2-Pack Pocket Hand Warmers — Portable Electric Handwarmers

    4.8 12 reviews Two rechargeable palm warmers that split apart for use in both hands or snap together for storage. Aluminum/ABS casing, three temperature settings from about 104–135°F, instant heat in seconds, USB-C charging and up to ~10 hours per unit (about 20 hours combined). Compact 3.3 x 1.8 x 0.8 in size mak
  7. Heavy-Duty 10x20 Tarp — Thick Waterproof Green Poly Cover
    Safety

    Heavy-Duty 10x20 Tarp — Thick Waterproof Green Poly Cover

    4.3 13 reviews A 10 x 20 ft, 10 mil double-sided polyethylene tarp with heat-sealed seams, rope-reinforced hem and rustproof aluminum grommets every 3 ft. Designed for outdoor covers, temporary shelters, truck beds and general debris or equipment protection.
  8. 5-Pack Heat-Resistant Silicone Gas Stove Knob Locks — Child & Pet Safety
    Safety

    5-Pack Heat-Resistant Silicone Gas Stove Knob Locks — Child & Pet Safety

    4.4 8 reviews A set of five silicone knob locks designed to block accidental burner activation by children, pets, or unsteady adults. Made from food-grade silicone rated to 446°F, each piece fits knob gaps of 0.24–0.43 in (6–11 mm) and installs without tools or adhesives. The downward-facing hook makes them trick
  9. Plug-In Carbon Monoxide Alarm with 10-Year Backup Battery
    Safety

    Plug-In Carbon Monoxide Alarm with 10-Year Backup Battery

    4.9 9 reviews A compact plug-in carbon monoxide alarm featuring an electrochemical sensor, a fold-flat plug for travel, and a built-in 10-year battery backup. The soft, breathing-style green LED keeps bedrooms undisturbed while the unit runs on AC with seamless battery fallback. Plug and go protection—no wiring r
  10. Emergency Fire Blanket 39 x 39 in — Flame‑Retardant Fireproof Blanket
    Safety

    Emergency Fire Blanket 39 x 39 in — Flame‑Retardant Fireproof Blanket

    5.0 7 reviews A 39x39 inch, 100% glass-fiber fire blanket designed to smother small fires without water or powder. CE (EN‑1869:2019) compliant, lightweight and wall‑mountable for kitchens, grills, camping and emergency personal use.