NSi TA740 Light Duty and General Purpose Bell with 2-1/2" Gong Switch, 8-16 VAC, 3-6 VDC, 1 Amp Current, Ohm

Honeywell RCA900N1008/N 16V Low Voltage Transformer

Morris Products Home Door Bell – 4 Inch DoorBell, 2.2 Amps, 35 Watts – Satin Aluminum Finish – Snap-On Cover – Maintenance Free – 1 Count

Newhouse Hardware APB1 All Purpose Door Bell

THOMAS & BETTS DH922 2-1/2" Chrome Bell/Single Door

Newhouse Hardware BR4BL Unlighted Doorbell Black Button, 1-Pack, Brass

DIGITEN AC DC 12V 22mm Red LED Flash Alarm 80dB Indicator Light Lamp with Buzzer Pack of 2

Edwards Signaling 598 120V 8/16/24V 30W Transformer

Newhouse Hardware 16TR Doorbell Transformer

Pack of 10 E10 Miniature Screw Base Light Bulbs, 6.3V / 0.5A, 6 Volt Miniature Lamp