Protectobots berisi lima anggota, yaitu sebagai berikut:
* [[Blades]] ([[UH-1 Iroquois helicopter]]). Motto: ''“War is a dirty game... and I'm a dirty player!”'' Pengisi suara: [[Frank Welker]].
* [[Groove]] ([[Honda Goldwing GL1200 Motorcycle]]). Motto: ''“War is always a problem, never a solution.”'' Pengisi suara: [[Frank Welker]].
* [[First Aid]] ([[Toyota Hiace]] ambulance). Motto: ''“An ounce of maintenance is worth a pound of cure.”'' Pengisi suara: [[Michael Bell]]
* [[Hot Spot]] ([[Mitsubishi Fuso]] fire engine). Motto: ''“Rust never sleeps and neither do I.”'' Pengisi suara: [[Dan Gilvezan]]
* [[Streetwise]] ([[Nissan 300ZX]] police car). Motto: ''“You have to know where you are before you know what to do.”'' Pengisi suara: [[Peter Cullen]].
Semua anggota Protectobots bisa bergabung menjadi sebuah [[robot]] besar bernama [[Defensor]]. Warna kendaraan para anggota Protectobots adalah biru muda.
