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IMA-516– Intercom System
Versatile, “whole house” intercom for home or business... economical too!
Everything you need to set up a basic intercom system. The IMA-516 uses up to 10
remote stations for intercom, plus 2 door speakers for door answering. As an added
benefi t, the unit can distribute music when connected to an external music source.
IMA-516 System Components
Order Rough-in PLUS fi nish kit to make a complete unit.
*Surface mounting frame for ISB-53L/WH
NuTone
®
products should not be installed on outside walls unless they are specifi cally
designed for outside use.
NuTone
®
Intercom Wire is an integral part of all NuTone
®
Radio Intercom Systems;
such wire has been designed to enable full system performance and to minimize outside
interference, dimmer noise, radio frequency interference and other reception problems.
If wire other than NuTone
®
specifi ed wire is used in the installation of a NuTone
®
Radio
Intercom, the Warranty shall not be applicable to any defect or problem relating to the use
of non-NuTone
®
specifi ed wire.
Installation Wire: NuTone
®
3-twisted-pair/6-wire cable: 200 ft. (IW-6-200), 1000 ft.
(IW-6-1000), NuTone
®
twisted-pair 22/2 cable: 100 ft. (IW-2-100), 500 ft. (IW-2-500),
twisted-pair 18/2: (S-143-500). For installations where UL listed wire is specifi ed, add ‘UL’
suffi x to model number when ordering.
IMA-516 ‘Master’ station powered by a 16 volt, 30 VA transformer NuTone
®
model 301T.
Finish Kit
Model No. Finish Width Height In-Wall Depth Projects
Rough-In
Model No.
IMA-516
Eggshell White
and Aluminum
4-5/8" 7-5/8" – 2-3/8" –
ISB-53LW
Eggshell White 4-7/8" 6-3/4" Surface Mount 3" –
ISB-53L
ISB-53WH
Eggshell White
Bright White
4-7/8" 6-3/4" 1-1/2" 1/2" IR-3
*IA-15
*IA-15WH
Eggshell White
Bright White
5-1/8" 7" – 1-5/8" –
301T Transformer - 16VAC, 30VA 2-5/8"
2-3/16" 2-3/4" – –
IMA-516
ISB-53WH ISB-53LW
IMA-516 Amplifi er
This is the perfect choice for residential or small offi ce use.
It allows you to talk from any station to all other stations or
answer the door from any station while response is hands-free.
• ‘Talk Lock’ feature allows you to monitor activities
in other rooms
• Auxiliary audio input to connect and play from an
external audio source
• Amplifi er mounts in a utility room or closet, surface-mount
• No rough-in required
• Connects to optional, external electronic chime models
LA-52WH or LA-174WH (Does not use IA-28 or
IA-29 chime module)
ISB-53 Indoor Remote Speakers
This indoor speaker features a rotary
volume control that can be turned
off for privacy.
• ‘Push to Talk’ intercom switch
• ‘On-Off’ door speaker switch
• ‘Talk Lock’ feature allows any
station to be monitored.
ISB-53LW Outdoor Remote Speaker
This weather-resistant outdoor speaker
features a rotary volume control that can
be turned off for privacy.
• ‘Talk/Listen’ intercom switch
• ‘On-Off’ door speaker switch
• ‘Talk Lock’ button which allows
for monitoring
• Surface-mount frame included
IK-15WH/IK-25WH DoorCom & IMA-110WH
IK-15WH DoorCom
2-station door answering intercom with optional door release.
Get added security and convenience for your condo, townhouse, apartment or small
offi ce with this economical, easy-to-install intercom.
• Press talk button to talk and release to hear reply
• Two-note chime sounds when caller presses pushbutton
• Bright white inside speaker has volume control and automatic time out
privacy feature
• Brown outdoor speaker has chime button and operates hands-free; includes nameplate
• Optional features: second door speaker (IS-68), door release button (PB18WHCL)
and door release (DR-1 and DR-2)
• Inside speaker: 5-1/4" w x 7-3/4" h, projects 1-3/4"; surface mount
• Door speaker: 4" w x 5-3/8" h, projects 1-7/8"; surface mount
• Includes 16VAC transformer
Installation Wire: NuTone
®
twisted-pair 22/2 cable 100 ft. (IW-2-100), 500 ft. (IW-2-500).
For installations where UL listed wire is specifi ed, add ‘UL’ suffi x to model number.
IK-25WH DoorCom
3-station door answering intercom provides two inside speakers and a door speaker.
The system combines two inside speakers with one door speaker to expand
your convenience.
• Answer the door from either of the two inside speakers plus talk privately
between them
• Two note electronic chime sounds at both inside speakers
• Push ‘Door Talk’ button on inside speaker to talk to door speaker. Door speaker
responds hands free.
• ‘Inside Talk’ button lets you communicate with other indoor stations, bypassing
the outdoor speaker for privacy
• Optional features: second door speaker (IS-68), door release button (IM-25SW)
and door release (DR-1 and DR-2)
• Inside speaker: 5-1/4" w x 7-3/4" h, projects 1-3/4"; surface mount
• Door speaker: 4" w x 5-3/8" h, projects 1-7/8"; surface mount
• Includes 16VAC transformer
Installation Wire: NuTone
®
3-twisted-pair wire/6-wire cable: 200 ft. (IW-6-200), 1000 ft.
(IW-6-1000), NuTone
®
twisted-pair 22/2 cable 100 ft. (IW-2-100), 500 ft. (IW-2-500).
For installations where UL listed wire is specifi ed, add ‘UL’ suffi x to model number.
IMA-110WH
Plug into an AC outlet at any location!
This 4-channel line carrier FM intercom can use up to 8 stations. The voice-activated
‘Auto’ key provides total hands-free operation, or choose the monitor function.
• Advanced circuit to receive the clearest reception with no drifting
• Built-in circuitry reduces interference from appliances or dimmers
• Rotary volume control with ‘Off’ setting allows you to adjust each station
• Provides a 500 foot range
• Compatible with NuTone
®
model IM-110; available in two-pack IMA-110WH-2
• RF frequencies are 200 KHz, 230 KHz, 260 KHz and 290 KHz
• Compact size: 7" w x 5-3/4" d x 1-7/8" h
IK-15WH
IK-25WH
IMA-110WH
IS-68 optional second door speaker. Order
separately if second door speaker desired.
Use with either IK-15WH or IK-25WH.