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When purchasing a product, price is the consumer's primary concern. At present, FIRMERST has 100 products for sale. FIRMERST products range in price from $6.49 to $199.99, and the average price of all the products is about $37.81.

You can confidently purchase FIRMERST products from the seller Firmerst. The brand holds an average rating of 4.8, testifying to its excellent reputation.

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Last Updated: Jan 12, 2025

Extension Cords

FIRMERST 1875W Flat Plug 1Ft Extension Cord 15A for Home Appliance White (3 Packs)

FIRMERST 1875W Flat Plug 1Ft Extension Cord 15A for Home Appliance White (3 Packs) Cover
  • SPECIFICATION: 3x14 AWG, 15 Amp 125 Volt, 1875 Watts, 1 Foot White
  • HEAVY DUTY: Thicker wire diameters (14 AWG) allow for handling more amperage and wattage, making it safer and more reliable compared to thinner cords
  • SPACE EFFICIENT: Converting your standard AC power cord to a slim flat plug, One plugged into the top outlet and there's still usage of the bottom outlet with these other flat plug cords
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Extension Cords

FIRMERST 6 Feet 1875W 15A Flat Plug Low Profile Extension Cord 14 AWG White

FIRMERST 6 Feet 1875W 15A Flat Plug Low Profile Extension Cord 14 AWG White Cover
  • 6 Feet Flat Plug Extension Cord: 14/3 Gauge, 1875 Watts 15 amps, 125 volt
  • Heavy Duty: 14 AWG (15A) extension cords with thicker wire diameters, which can handle more amperage and thus more wattage, less chance of getting hot, be safer and more reliable compared with the thinner 16 AWG ones
  • Space Efficient: Convert your standard AC power cord to a slim flat plug, providing angular flexibility. Plug into the top outlet and still have usage of the bottom outlet with this flat plug cord
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Extension Cords

FIRMERST 10ft 1875W Flat Plug Extension Cord 14 AWG Black 15A

FIRMERST 10ft 1875W Flat Plug Extension Cord 14 AWG Black 15A Cover
  • 10 FEET BLACK EXTENSION CORD: 3x14 AWG, 15Amp 125Volt, 1875 Watts, With Warning Label and Power(Wattage) Limit Label.
  • HEAVY DUTY, STURDY BUT FLEXIBLE: 14 AWG (15A) extension cords with thicker wire diameters, which can handle more amperage and thus more wattage, less chance of getting hot, is safer and more reliable compared with the thinner 16 AWG ones. 75℃ High Temperature Resistant . Soft Flexible, easy to fold.
  • SPACE EFFICIENT: Convert your standard AC power cord to a slim flat plug, providing angular flexibility. Plug into the top outlet and still have usage of the bottom outlet with this flat plug cord.
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Electrical Wire

FIRMERST 16/2 Low Voltage Landscape Wire Outdoor Lighting Cable 200 Feet

FIRMERST 16/2 Low Voltage Landscape Wire Outdoor Lighting Cable 200 Feet Cover
  • Specification: 200-Feet 16AWG*2C, Black, Maximum working voltage: 300V, Great for uses with 30 volts or less, Flexible and easy to strip.
  • DURABLE LIGHTING CABLE: Rated for direct burial for low voltage garden lights, Withstands prolonged sun exposure, offering long-lasting durability.
  • LOW VOLTAGE APPLICABILITY: Low voltage lighting cable is suitable for low voltage outdoor uses such as accent lights, path lights, spotlights, beautifully-lit garden, solar panel, outdoor speaker and so on.
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Electrical Wire

FIRMERST 14/2 Low Voltage Landscape Wire Outdoor Lighting Cable 100 Feet

FIRMERST 14/2 Low Voltage Landscape Wire Outdoor Lighting Cable 100 Feet Cover
  • [SPECIFICATION] - 100-Feet 14AWG*2C (0.254mmBC*41 pure copper wire), Black, Maximum working voltage: 150V, Great for uses with 30 volts or less, Flexible and easy to strip
  • [DIRECT BURIAL & TANGLE-FREE] - Waterproof, dust and dirt resistant, rated for direct burial, Withstanding prolonged sun exposure, Weather resistant. Rated temperature: 140°F, neither cracking at the high temperature, nor turning hard in the cold, offering long-lasting durability
  • [100% PURE COPPER WIRE] - Pure copper conductors are more flexible, higher conductivity and lower resistance compared to CCA(copper clad aluminium). Lower resistance of copper reduces the risk of fire due to overheating of the cable. Copper is also much stronger than aluminum and will not breaks easily during installation
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Electrical Wire

FIRMERST 12/2 Low Voltage Wire Outdoor Landscape Lighting Cable 200 Feet

FIRMERST 12/2 Low Voltage Wire Outdoor Landscape Lighting Cable 200 Feet Cover
  • Specification: 200-Feet 12AWG*2C, Black, can reduce power drop, suitable for long distance landscape lights installation
  • Low voltage applicability: Waterproof, dust and dirt resistant for low voltage outdoor uses such as accent lights, path lights, spotlights, solar panels, and outdoor speakers
  • Weatherproof: Rated for direct burial, waterproof, long-lasting durability and prolonged sun exposure resistance compared with CCA wire.
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Extension Cords

FIRMERST 1875W Low Profile Flat Plug 2Ft Extension Cord 14AWG 15A Black

FIRMERST 1875W Low Profile Flat Plug 2Ft Extension Cord 14AWG 15A Black Cover
  • 2 Feet Flat Plug Extension Cord: 14/3 Gauge, 15 Amp, 125 Volt, 1875 Watts
  • HEAVY DUTY, STURDY BUT FLEXIBLE: 14 AWG (15A) extension cords with thicker wire diameters, which can handle more amperage and thus more wattage, less chance of getting hot, be safer and more reliable compared with the thinner 16 AWG ones. 165℉ high temperature resistant . Soft Flexible, easy to fold
  • SPACE EFFICIENT: Convert your standard AC power cord to a slim flat plug, providing angular flexibility. Plug into the top outlet and still have usage of the bottom outlet with this flat plug cord
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Extension Cords

FIRMERST 15 Feet 1875W Extension Cord Heavy Duty 14 AWG Low Profile 15A White

FIRMERST 15 Feet 1875W Extension Cord Heavy Duty 14 AWG Low Profile 15A White Cover
  • SPECIFICATION: 15 Feet White extension cord, 3x14 AWG, 15Amp, 125Volt, 1875 Watt
  • FLAT PLUG: Designed for tight spaces like behind furniture, bookshelves, desks or anything which is close to the wall not allowing you to use the standard outlet. Save a lot of space, move furniture closer to the wall
  • STURDY BUT FLEXIBLE: 14 AWG (15A) extension cords are with thicker wire diameter, can handle more amperage and thus more wattage, less chance of getting hot, safer and more reliable compared with the thinner 16 AWG ones
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Extension Cords

FIRMERST 1875W Heavy Duty Extension Cord 3 Feet 14 AWG 15A Black

FIRMERST 1875W Heavy Duty Extension Cord 3 Feet 14 AWG 15A Black Cover
  • SPECIFICATION: 3 Feet extension cord, 3x14 AWG, 1875 Watt, 15 Amp, 125 Volt, Black
  • HEAVY DUTY: 14 AWG (15A), with thicker wire diameter, can handle more amperage and thus more wattage, less chance of getting hot, safer and more reliable compared with the thinner 16 AWG ones
  • FLEXIBLE & STURDY: The cord is built with solid construction, sturdy but soft and easy to fold, you could keep it to the edges of the furniture.
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Electrical Wire

FIRMERST 18 AWG 20 Feet Solid Core Tinned Copper Hook up Wire Kit - 6 Colors

FIRMERST 18 AWG 20 Feet Solid Core Tinned Copper Hook up Wire Kit - 6 Colors Cover
  • Specification: UL listed, 6 Colors of Solid Core Wire 18 AWG, 20 Feet/6M Each Spool (red, black, green, white, yellow, blue) also packed both of φ 2.0mm HEAT SHRINK TUBINGS (2pcs * 6colors = 12pcs total)
  • Durable Meterial: Made with solid tinned copper conductor and PVC jacket. Insulation layer thickness：0.38mm~0.47mm. Rated temperature of 80 degrees. No odor. Meets VW-1 and FT1 standards
  • Easy to use: Easily cut, strip, bend, and solder for hassle-free use in your projects
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Electrical Wire

FIRMERST 10/2 Low Voltage Direct Burial Landscape Lighting Wire Spool 260 Feet

FIRMERST 10/2 Low Voltage Direct Burial Landscape Lighting Wire Spool 260 Feet Cover
  • [SPECIFICATION] : 260 Feet, 10AWG*2C, Black, can prevent power drop, suitable for long distance landscape lights installation.
  • [Low voltage drop] : Meet the ultimate demand for longer wiring and higher wattage. Lighting with 10 gauge wire is brighter and more consistent.
  • [Flexible & Tangle-free] : Rated for temperatures up to 140°F, crack and hardness-resistant in hot or cold environments
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Extension Cords

FIRMERST 1875W Flat Plug Extension Cord 3 Feet 14 AWG 15A White, 1 Pack

FIRMERST 1875W Flat Plug Extension Cord 3 Feet 14 AWG 15A White, 1 Pack Cover
  • 3x14 AWG,15Amp 125Volt ,1875 Watts ,3 Feet White
  • HEAVY DUTY, STURDY BUT FLEXIBLE: 14 AWG (15A) extension cords with thicker wire diameters, which can handle more amperage and thus more wattage, less chance of getting hot, is safer and more reliable compared with the thinner 16 AWG ones. 75℃ High Temperature Resistant . Soft Flexible, easy to fold
  • SPACE EFFICIENT: Convert your standard AC power cord to a slim flat plug, providing angular flexibility. Plug into the top outlet and still have usage of the bottom outlet with this flat plug cord
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Extension Cords

FIRMERST 14 Gauge 6 feet 3 Prong Power Cord Replacement with Three Screw Terminal, NEMA 5-15P, 2 Packs

FIRMERST 14 Gauge 6 feet 3 Prong Power Cord Replacement with Three Screw Terminal, NEMA 5-15P, 2 Packs Cover
  • 6 feet, 14/3 replacement power cord, SJTW, 300V, VW-1, 105℃, 2 Packs
  • Outside diameter of Jacket Φ9.3±0.3 mm, PVC material, suitable for outdoor and wet environments
  • Securely handle up to 15 amps with our 14AWG wire – perfect for high-power tools and equipment. Minimize voltage drops for reliable performance
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Extension Cords

FIRMERST 20 Amp 12 Gauge 50 Feet 125 Volt Outdoor Extension Cord NEMA 5-20P to 5-15/20R（T-Blade Outlet）

FIRMERST 20 Amp 12 Gauge 50 Feet 125 Volt Outdoor Extension Cord NEMA 5-20P to 5-15/20R（T-Blade Outlet） Cover
  • Safety and powerful combined: Rated electrical specification of 125V/20A with SJTW cable and NEMA 5-20 plug ensures a stable and powerful power supply for your equipment, giving you peace of mind
  • Ampacity: When continuously powered on at room temperature of 20℃, the temperature of the wire body will not exceed 40℃
  • Flexibility: Maneuverability, and adaptable without strain on wire or devices
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Extension Cords

FIRMERST 1875W Outdoor Extension Cord with Switch Waterproof Black 10 Feet

FIRMERST 1875W Outdoor Extension Cord with Switch Waterproof Black 10 Feet Cover
  • Specification: 10 Feet 1875W SJTW Black Extension Cord with Switch, 14 Gauge, 125V, 15A, UL LISTED
  • Waterproof Switch: Protects the inside of the wire from damage and can be used in wet environments
  • Switch Supplement: On off switch built in the middle of the extension cord, the red LED lights up when you press the switch button, making it easy to locate even in the dark
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Electrical Wire

FIRMERST 200 Feet 14 Gauge 2 Conductors Tinned Copper Insulation Electrical Wire

FIRMERST 200 Feet 14 Gauge 2 Conductors Tinned Copper Insulation Electrical Wire Cover
  • Specification: UL2464 14 AWG wire, 200 Feet (60.96±0.03 m), Φ7.5±0.15 mm OD jacket, 2 Tinned copper conductor has lower resistance and higher conductivity while compared with aluminum materials
  • Durability: PVC insulation, which is waterproof, fireproof, corrosion-resistant and resistant to wear and tear, ensuring long-lasting durability
  • Neatly Organized: Offering a extra protection, can avoid internal red-black wire entanglement, easy to work within tight spaces when make DC extension cables for various products
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Electrical Wire

FIRMERST 18/2 Low Voltage Landscape Lighting Copper Wire 100 Feet SPT-2W

FIRMERST 18/2 Low Voltage Landscape Lighting Copper Wire 100 Feet SPT-2W Cover
  • [SPECIFICATION] - 100-Feet 18AWG*2C (American wire gauge), Black, Maximum working voltage: 300V, Great for uses with 30 volts or less, Flexible and easy to strip
  • [DIRECT BURIAL & TANGLE-FREE] - Rated for direct burial, Withstanding prolonged sun exposure. Rated temperature: 140°F, neither cracking at the high temperature, nor turning hard in the cold., offering long-lasting durability
  • [100% PURE COPPER WIRE] - Pure copper conductors are more flexible, higher conductivity and lower resistance compared to CCA (copper clad aluminium) . Lower resistance of copper reduces the risk of fire due to overheating of the cable. Copper is also much stronger than aluminum and will not breaks easily during installation
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Extension Cords

FIRMERST 3 Ft Extension Cord 14 AWG 1875W 15A 3 Prong Black, 2 Pack

FIRMERST 3 Ft Extension Cord 14 AWG 1875W 15A 3 Prong Black, 2 Pack Cover
  • SPECIFICATION: 2 Pack 3 feet black extension cord, 14 AWG, 15 Amp, 1875 Watt, 125 Volt
  • HIGH POWER: 14 AWG (15A), thicker wire diameter, can withstand higher power, safer and more reliable, lower risk of heat generation
  • SLEEK DESIGN: The 3 feet length takes up minimal space, is portable, and comes in a pack of two for a backup option
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Lawn Sprinklers

Firmerst 18/5 Solid Sprinkler Wire for up to 4 Valves System 30 Feet

Firmerst 18/5 Solid Sprinkler Wire for up to 4 Valves System 30 Feet Cover
  • Product Specifications: 30 Feet 18AWG*5C Solid Copper Sprinkler Wire. OD:6.5±0.5mm. Coated in a sunlight and UV resistant PVC jacket.
  • Robust and Flexible: Durable, robust wire for irrigation ; excels in tough conditions. Flexible design allows easy installation around obstacles.
  • Easy to Use: The irrigation control cable offers remarkable flexibility, bending with ease. Just trim to your desired length, connect to the control system line, and bury for seamless underground use.
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Extension Cords

FIRMERST 10 Feet 2 Prong Extension Cord with Foot Switch Black

FIRMERST 10 Feet 2 Prong Extension Cord with Foot Switch Black Cover
  • Specification: Black Foot Switch Extension Cord, 18 AWG, 10 Feet
  • Switch Design: 10 feet extension cord with a footswitch located 6 feet(±0.06ft) from the male plug and 4 feet (±0.06ft) from the female socket
  • Convenient Control: Switch can be operated by foot or hand, allowing you to effortlessly turn devices on and off with a simple tap or step
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