Certified Refurbished

Defender Certified Refurbished products go through a comprehensive refurbishment process that includes full functional testing to the same standards, as our new products. Your refurbished item is “like new”, backed by the same 1-year warranty as all of our items, and you save 30%!

Certified Refurbished

Defender Certified Refurbished products go through a comprehensive refurbishment process that includes full functional testing to the same standards, as our new products. Your refurbished item is “like new”, backed by the same 1-year warranty as all of our items, and you save 30%!

Certified Refurbished

Defender Certified Refurbished products go through a comprehensive refurbishment process that includes full functional testing to the same standards, as our new products. Your refurbished item is “like new”, backed by the same 1-year warranty as all of our items, and you save 30%!

How it Works

How It Works

You will receive a “like new” device that has been thoroughly disinfected and inspected with all parts and accessories you would get with a new item. Items may have some cosmetic blemishes that include scratches or other minor surface imperfections, that will not affect functionality. All Defender Certified Refurbished products are packaged in a brand new box and are sent to you with free shipping and our standard 45 day no questions asked return policy.

Lifetime Customer Support

Support Guaranteed

Every Defender Certified Product comes with our commitment to life-time customer service, just like our new items.

Full Warranty

Full Warranty

We have you covered. You get our standard one-year warranty with every Defender Certified Refurbished product.

  • 90 Day Warranty

  • Fully Functional Products

  • Comprehensively Tested

  • Never Refurbished

  • Lifetime Customer Support

  • 4K HDMI Cable (Certified Open Box)
    -89%

    4K HDMI Cable (Certified Open Box)

    $1
    $9
    $1
  • 4K Ethernet Cable (Certified Open Box)
    -89%

    4K Ethernet Cable (Certified Open Box)

    $1
    $9
    $1
  • DVR Mouse (Certified Open Box) -89%

    DVR Mouse (Certified Open Box)

    $1
    $9
    $1
  •  
    -94%

    4K Camera Power Supply V2 (Certified Open Box)

    $1
    $18
    $1
  • Guard Camera Power Supply (Certified Open Box) -91%

    Guard Camera Power Supply (Certified Open Box)

    $1
    $11
    $1
  •  

    4K Vision DVR Mouse (Certified Open Box)

    $1
    $1
  • Sentinel 4K 8 Channel NVR with 1TB HDD (Certified Open Box) Sentinel 4K 8 Channel NVR with 1TB HDD (Certified Open Box)

    Sentinel 4K 8 Channel NVR with 1TB HDD (Certified Open Box)

    $199
    $199
  • 4K Vision AI Ultra HD 16 Channel DVR with 2TB HDD (Certified Open Box) -40%

    4K Vision AI Ultra HD 16 Channel DVR with 2TB HDD (Certified Open Box)

    $329
    $549
    $329
  • Sentinel 4K 4 Channel NVR with 1TB HDD (Certified Open Box) Sentinel 4K 4 Channel NVR with 1TB HDD (Certified Open Box) -40%

    Sentinel 4K 4 Channel NVR with 1TB HDD (Certified Open Box)

    $149
    $249
    $149
  • PhoenixHD Additional Security Camera (Certified Open Box) PhoenixHD Additional Security Camera (Certified Open Box) -18%

    PhoenixHD Additional Security Camera (Certified Open Box)

    $69
    $84
    $69
  • Sentinel 4K 16 Channel NVR with 2TB HDD (Certified Open Box) Sentinel 4K 16 Channel NVR with 2TB HDD (Certified Open Box) -42%

    Sentinel 4K 16 Channel NVR with 2TB HDD (Certified Open Box)

    $329
    $569
    $329
  • 4K Ultra 16 Channel DVR Security System with 4TB HDD & 10 Vision Cameras (Certified Open Box) 4K Ultra 16 Channel DVR Security System with 4TB HDD & 10 Vision Cameras (Certified Open Box) -30%

    4K Ultra 16 Channel DVR Security System with 4TB HDD & 10 Vision Cameras (Certified Open Box)

    $699
    $999
    $699
  • 4K Ultra 4 Channel V2 DVR Security System with 1TB HDD & 4 Vision Cameras (Certified Open Box) 4K Ultra 4 Channel V2 DVR Security System with 1TB HDD & 4 Vision Cameras (Certified Open Box) -33%

    4K Ultra 4 Channel V2 DVR Security System with 1TB HDD & 4 Vision Cameras (Certified Open Box)

    $249
    $369
    $249
  • 4K Vision Ultra 4 Channel DVR Security System with 1TB HDD & 4 Cameras (Certified Open Box) 4K Vision Ultra 4 Channel DVR Security System with 1TB HDD & 4 Cameras (Certified Open Box) -32%

    4K Vision Ultra 4 Channel DVR Security System with 1TB HDD & 4 Cameras (Certified Open Box)

    $250
    $369
    $250
  • 4K Ultra 16 Channel DVR Security System with 4TB HDD & 10 Cameras (Certified Open Box) 4K Ultra 16 Channel DVR Security System with 4TB HDD & 10 Cameras (Certified Open Box) -30%

    4K Ultra 16 Channel DVR Security System with 4TB HDD & 10 Cameras (Certified Open Box)

    $699
    $999
    $699
  • 4K Vision AI Smart Artificial Intelligence DVR Security System With 8 Cameras (Certified Open Box) 4K Vision AI Smart Artificial Intelligence DVR Security System With 8 Cameras (Certified Open Box)

    4K Vision AI Smart Artificial Intelligence DVR Security System With 8 Cameras (Certified Open Box)

    $329
    $329

SENTINEL 4K ACCESSORIES

  • 4K Ethernet Cable (Certified Open Box) -89%

    4K Ethernet Cable (Certified Open Box)

    $1
    $9
    $1
  • 4K HDMI Cable (Certified Open Box) -89%

    4K HDMI Cable (Certified Open Box)

    $1
    $9
    $1
  • Defender Window Warning Sticker Single (5x3 inches) Defender Window Warning Sticker Single (5x3 inches) -50%

    Defender Window Warning Sticker Single (5x3 inches)

    $2
    $4
    $2
  • 4x Window Warning Sticker (5*3 inches) 4x Window Warning Sticker (5*3 inches)

    4x Window Warning Sticker (5*3 inches)

    $3
    $3
    $3
  • Sentinel 4K 16 Channel NVR with 2TB HDD (Certified Open Box) Sentinel 4K 16 Channel NVR with 2TB HDD (Certified Open Box) -42%

    Sentinel 4K 16 Channel NVR with 2TB HDD (Certified Open Box)

    $329
    $569
    $329
  • DVR Mouse (Certified Open Box) -89%

    DVR Mouse (Certified Open Box)

    $1
    $9
    $1

VISION 4K ACCESSORIES

  • 4K Ethernet Cable (Certified Open Box) -89%

    4K Ethernet Cable (Certified Open Box)

    $1
    $9
    $1
  • 4K HDMI Cable (Certified Open Box) -89%

    4K HDMI Cable (Certified Open Box)

    $1
    $9
    $1
  • Defender Window Warning Sticker Single (5x3 inches) Defender Window Warning Sticker Single (5x3 inches) -50%

    Defender Window Warning Sticker Single (5x3 inches)

    $2
    $4
    $2
  • 4x Window Warning Sticker (5*3 inches) 4x Window Warning Sticker (5*3 inches)

    4x Window Warning Sticker (5*3 inches)

    $3
    $3
    $3

GUARD PRO PTZ ACCESSORIES

  • Defender Window Warning Sticker Single (5x3 inches) Defender Window Warning Sticker Single (5x3 inches) -50%

    Defender Window Warning Sticker Single (5x3 inches)

    $2
    $4
    $2
  • 4x Window Warning Sticker (5*3 inches) 4x Window Warning Sticker (5*3 inches)

    4x Window Warning Sticker (5*3 inches)

    $3
    $3
    $3

PHOENIXM2 ACCESSORIES

  • Defender Window Warning Sticker Single (5x3 inches) Defender Window Warning Sticker Single (5x3 inches) -50%

    Defender Window Warning Sticker Single (5x3 inches)

    $2
    $4
    $2
  • 4x Window Warning Sticker (5*3 inches) 4x Window Warning Sticker (5*3 inches)

    4x Window Warning Sticker (5*3 inches)

    $3
    $3
    $3