ESU Products

Product List

Items listed as "Stock Item" are regularly stocked at InterMountain. There may be short periods where these items are out-of-stock.

Items listed as "On Backorder" are regularly stocked items that have been out-of-stock for an extended period due to ESU manufacturing delays.
These items will ship to us when available.

Items listed as "In Transit" may or may not be in stock, but are being shipped to InterMountain now from ESU. Shipping usually takes 4-7 days.

Items listed as "Special Order" are not regularly stocked items, however we can usually receive them within 4-7 days from ESU if available.

Items listed without a status can be treated as "Special Order". The item status listings are a work in progress.

ESU Website

ESU52981 Product Highlights 2023, English   FREE
Download Now!

(.pdf)(7.36MB)
All LokSound "Sound" Decoders come "blank" from ESU.
Any available ESU LokSound Sound File can be written to the decoder using a LokProgrammer.
A LokProgrammer is NOT required (but helpful) to make CV changes.

Available LokSound 5 DCC Sound Files: HERE

ESUPROG   InterMountain ESU LokSound Decoder Programming Service for Retail Customers. InterMountain can write any available ESU LokSound Sound File to any appropriate decoder before your decoder ships!
Stock Service $5.00
LokSound 5 DCC Sound Decoders
LokSound 5 DCC Quick Start Guide - Edition 5 - April, 2021 (.pdf)

LokSound 5 Full English Manual - Edition 15 - November, 2022 (.pdf)
ESU58420 LokSound 5 DCC
"Blank Decoder - Ready for Programming"
NMRA 8-pin Plug
10 Powered Outputs for Lighting
Special Order $119.99
ESU58429 LokSound 5 DCC
"Blank Decoder - Ready for Programming"
21MTC Plug
10 Powered Outputs for Lighting + 4 Logic Outputs
Special Order $119.99
ESU58721 LokSound 5 micro DCC Direct gauge: N "Slide-In" Special Order $124.99
ESU58731 LokSound 5 micro DCC Direct Kato Japan "Blank decoder" - N Scale Special Order $124.99
ESU58741 LokSound 5 micro DCC Direct Kato USA "Blank decoder" - N Scale Special Order $124.99
ESU58751 LokSound 5 micro DCC Direct Atlas Legacy "Blank decoder" - N Scale Q1/23 $124.99
ESU58821 LokSound 5 DCC Direct
"Blank Decoder - Ready for Programming"
Board Replacement Style Format
6 Powered Outputs for Lighting + 3 Logic Outputs
Special Order $129.99
ESU58823 LokSound 5 Micro DCC
"Blank Decoder - Ready for Programming"
NMRA 8-pin Plug (via wired harness Next18 to open wires)
6 Powered Outputs for Lighting + 3 Logic utputs
Special Order $124.99
ESU58828 LokSound 5 Micro DCC
"Blank Decoder - Ready for Programming"
Next18 Plug (Decoder only - No Board or Harness)
6 Powered Outputs for Lighting + 3 Logic Outputs
Special Order $124.99
ESU58921 LokSound 5 DCC Direct
Integrated PowerPack
"Blank Decoder - Ready for Programming"
Board Replacement Style Format
10 Powered Outputs for Lighting
Special Order $154.99
ESU58923 LokSound 5 Nano DCC
"Blank Decoder - Ready for Programming"
Single Wires
6 Powered Outputs for Lighting + 1 Logic Output
Speical Order $124.99
ESU58941 LokSound 5 micro DCC Direct Kato USA Widebody "blank decoder" - N Scale Special Order $129.99
ESU58325 LokSound 5 L DCC
"Blank Decoder - Ready for Programming"
For O Scale (with adapter board)
Special Order $194.99
ESU53950 Adapter board for LokSound L / LokPilot L, with screw terminals
Adapter Board for ESU58325, NOT A DECODER!
Special Order $27.49
ESU58513 LokSound 5 XL DCC/MM/SX/M4
"Blank Decoder - Ready for Programming"
with Screw Terminals, For G Scale, Gauge 1
Special Order $269.99
ESU58515 LokSound 5 XL DCC/MM/SX/M4
"Blank Decoder - Ready for Programming"
with Pinheader, For G Scale, Gauge 1
Special Order $269.99
LokSound 5 FX Sound Only Decoders
ESU58210 LokSound 5 Fx DCC/MM/SX/M4
"Sound Only Blank Decoder - Ready for Programming"
8-Pin Plug. Includes 11mm x 15mm Sugar Cube Speaker
6 Powered Outputs for Lighting
Special Order $82.99
ESU58219 LokSound 5 Fx DCC/MM/SX/M4
"Sound Only Blank Decoder - Ready for Programming"
21MTC Plug. Includes 11mm x 15mm Sugar Cube Speaker
6 Powered Outputs for Lighting + 6 Outputs for Servos or Logic Qutputs
Special Order $82.99
LokPilot 5 DCC Non-Sound Decoders
LokPilot 5 Full English Manual - Edition 7 - May, 2021 (.pdf)
ESU59620 LokPilot 5 DCC, 8-pin NEM652 Plug
10 Function Outupts / 250mA Each
Special Order $36.90
ESU59629 LokPilot 5 DCC, 21MTC NEM660 Plug
10 Function Outupts / 250mA Each
Special Order $36.90
ESU59820 LokPilot 5 Micro DCC, 8-pin NEM652 Plug
4 Function Outupts 180mA Each
Special Order $37.90
ESU59826 LokPilot 5 Micro DCC, 6-pin NEM651 Plug
4 Function Outupts 180mA Each
Special Order $37.90
ESU59828 LokPilot 5 Micro DCC, Next18
6 Function Outupts 180mA Each
Special Order $37.90
ESU59020 LokPilot 5 Basic, 8-pin NEM652 Plug
4 Function Outupts
Special Order $29.90
ESU59029 LokPilot 5 Basic, 21MTC NEM660 Plug
4 Function Outupts
Special Order $29.90
ESU59325 LokPilot 5 L DCC, Pinheader with adapter, gauge 0, G, 1
11 Function Outputs 500mA Each
Special Order $90.99
ESU53950 Adapter board for LokSound L / LokPilot L, with screw terminals
Adapter Board for ESU59325, NOT A DECODER!
Special Order $27.49
LokPilot 5 DCC FX Non-Sound Decoders
ESU59120 LokPilot 5 Fx Micro DCC, 8-pin NEM652 Plug
6 Function Outupts / 180mA Each
Special Order $37.90
ESU59220 LokPilot 5 Fx DCC, 8-pin NEM652 Plug
10 Function Outupts / 250mA Each
Special Order $27.90
ESU59229 LokPilot 5 Fx DCC, 21MTC NEM660 Plug
10 Function Outupts / 250mA Each
Special Order $27.90
Digital Command Stations
ESU50210 ECoS 2.1 central unit, 6A, 7" TFT color display, MM/DCC/SX/M4, set with power supply 90-240V Euro, output 15-21V 150W, German & English manual Special Order $899.00
ESU50310 CabControl DCC System, with WiFi Throttle, 7A, Set with power supply 110V-240VA, USA, Output 15-21V, English manual Speical Order $499.90
ECoS ESU command station - Accessories
ESU50114 Mobile Control II wireless throttle for ECoS
and additional CabControl throttles
Special Order $339.99
ESU50012 ECoSBoost ext. booster, 7A, MM/DCC/SX/M4, set with power supply 120-240V, EURO + US, manual german / english Special Order $289.00
ESU50119 Power supply Input 100-240VAC, Output 15-21VDC/7A, 150VA, EURO + US power cord Special Order $92.00
ESU50094 ECoSDetector feedback module, 16 digital inputs, of which 4 inputs are RailCom® feedback sections. Digital inputs for 2-rail or 3-rail operation reversible, OPTO coupler Special Order $249.90
ESU50095 ECoSDetector Output Extension module. For connection of 32 digital outputs. 100mA for bulbs or LEDs for illuminating track sections or block signals Special Order $64.90
ESU50096 ECoSDetector Standard feedback module for 3-rail layouts, 16 digital inputs, OPTO Special Order $99.90
ESU50097 L.Net Converter to connect handheld throttles and feedback modules to ECoS or CS1 "Reloaded" Special Order $99.90
ESU50098 ECoSDetector RC feedback module, all 4 inputs are RailCom® feedback sections. Digital inputs for 2-rail operation, OPTO Special Order $119.90
ESU50099 ECoSLink Terminal bus distribution plate, 6 slave jacks, with 0.9m cable Special Order $69.99
Accessory Decoders/Modules
ESU51830 SwitchPilot 3, 4x accessory decocder, DCC/MM, OLED, Feedback Special Order $53.49
ESU51831 SwitchPilot 3 Plus, 8x accessory decoder, DCC/MM, OLED, updatable Special Order $87.49
ESU51832 SwitchPilot 3 Servo, 8x servo decoder, DCC/MM, OLED, with RC-Feedback, updatable Special Order $79.99
ESU51840 SignalPilot, accessory decoder with 16 outputs Push/Pull, Removable screw terminals Special Order $87.49
ESU51801 SwitchPilot Extension, 4 twin-relays (DPDT) output, 2A each, extension for Switch Pilot Family Special Order $35.99
ESU51804 Servo Motor, precision mini-servo, micro-controlled with plastic gearing, incl. mounting kit Special Order $18.49
ESU51805 Servo Motor, precision mini-servo, micro-controlled with metal gearing, incl. mounting kit Special Order $23.49
ESU51808 SwitchPilot Extension Adapter for ABC brake sections. Set of 2 for 4 brake sections Special Order $18.99
ESU51809 SwitchPilot Adapter for Signals with common cathode. Set of 2 for 8 Outputs Special Order $18.99
ESU51810 Servo Extension Cable, 3-pole J/R plug on socket J/R / Futaba, Length: 29.5" (75cm) Special Order $4.99
LokProgrammer and LokProgrammer Cable
ESU53452 LokProgrammer Set Includes:
-LokProgrammer unit

-US 110V power supply
-PC Cable USB-A 2.0 FTDI to RS232, 1.80m (5.9')
Dimensions:
95mm (3.74") x 85mm (3.35") x 22mm (0.87")
Special Order $179.99
ESU51952 PC Cable USB-A 2.0 FTDI to RS232, 1.80m for LokProgrammer
(New LokProgrammer sets INCLUDE this cable.
Only needed for older LokProgrammers)
Special Order $26.99
Decoder Tester & Extension
ESU53900 Decoder tester V2.0 for:
NEM651 (6-pin), NEM652 (8-pin)
21MTC, PluX22
Next18, and Single wires.
Coreless motor, LED monitor, 20mm speaker, Extension port
Special Order $54.99
ESU53901 Decoder tester extension for LokSound XL, LokSound L
With LED monitor, servo connectors
Special Order $29.99
Accessories - Premium Foam Train Service Tray
ESU41010 Premium Foam Train Service Tray
With magnetic storage recess.
12.91" (328mm) x 6.54" (166mm) x 2.68" (68mm).
Special Order $27.99
Accessories - Loudspeakers for LokSound 5, LokSound V4.0, & LokSound Select
ESU50321 Loudspeaker 15mm (.590") x 11mm (.433"), 8 Ohms, with 4pc sound chamber kit Special Order $10.99
ESU50325 Speaker 16mm (.63") x 35mm (1.377") rectangular, 8 Ohms, 1-2W with sound chamber Special Order $10.99
ESU50326 Speaker 14mm (.551") x 12mm (.472") square, 8 Ohms, with integrated sound chamber, self-adhesive, 1-2W Special Order $10.99
ESU50330 Loudspeaker, 16mm (.63") x 25mm (.984"), rectangular, 4 Ohms, with sound chamber Special Order $8.49
ESU50331 Loudspeaker, 20mm (.787"), round, 4 Ohms, 1-2W with sound chamber Special Order $8.49
ESU50332 Loudspeaker, 23mm (.905"), round, 4 Ohms, 1-2W with sound chamber Special Order $8.49
ESU50333 Loudspeaker, 28mm (1.10"), round, 4 Ohms, 1-2W with sound chamber Special Order $8.49
ESU50334 Loudspeaker, 20mm (.787") x 40mm (1.57"), square, 4 Ohms, 1-2W with sound chamber Special Order $8.49
ESU50340 Speaker set, Dual 11x15mm, Modular Soundbox kit for 28mm, 20x40mm, 16x35mm Special Order $20.99
ESU50341 Speaker set, Single 11x15mm, Modular Soundbox kit for 20mm, 23mm, 16x25mm Special Order $16.49
ESU50344 Speaker 24mm x 55mm x 8.6mm, square, 4 Ohm, passive radiator Special Order $17.99
ESU50345 Speaker 22mm x 42mm x 8.0mm, square, 4 Ohm, Passive Radiator 2023 $17.99
Accessories - Loudspeakers for LokSound XL V3.5, LokSound XL V4.0, LokSound 5 XL
ESU50323   Loudspeaker, 40mm (1.57"), round, 8 Ohms, with sound chamber for LokSound HO, LokSound XL Special Order $17.99
ESU50324   Loudspeaker Visaton FRS 7, 70mm (2.75"), round, 8 Ohms, with sound chamber Special Order $17.99
ESU50336   Loudspeaker Visaton SC 4.7 ND, 41mm (1.61") x 71mm (2.79"), square, 8 Ohms Special Order $17.99
ESU50337   Loudspeaker Visaton FRS 5, 50mm (1.968") , round, 8 Ohms with sound chamber Special Order $17.99
ESU50338   Loudspeaker Visaton FRS 8, 78mm (3.07"), round, 8 Ohms Special Order $17.99
Thin cables and cable harnesses
ESU51940 Thin cable, Diameter 0.5mm, AWG36, 2A, 10m wound up, white Special Order $5.49
ESU51941 Thin cable, Diameter 0.5mm, AWG36, 2A, 10m wound up, purple Special Order $5.49
ESU51942 Thin cable, Diameter 0.5mm, AWG36, 2A, 10m wound up, black Special Order $5.49
ESU51943 Thin cable, Diameter 0.5mm, AWG36, 2A, 10m wound up, red Special Order $5.49
ESU51944 Thin cable, Diameter 0.5mm, AWG36, 2A, 10m wound up, orange Special Order $5.49
ESU51945 Thin cable, Diameter 0.5mm, AWG36, 2A, 10m wound up, green Special Order $5.49
ESU51946 Thin cable, Diameter 0.5mm, AWG36, 2A, 10m wound up, gray Special Order $5.49
ESU51947 Thin cable, Diameter 0.5mm, AWG36, 2A, 10m wound up, yellow Special Order $5.49
ESU51948 Thin cable, Diameter 0.5mm, AWG36, 2A, 10m wound up, brown Special Order $5.49
ESU51949 Thin cable, Diameter 0.5mm, AWG36, 2A, 10m wound up, blue Special Order $5.49
ESU53910 Thin cable, Diameter 0.5mm, AWG36, 2A, 10m wound up, pink Special Order $5.49
ESU51911 Thin cable, Diameter 0.5mm, AWG36, 2A, 10m wound up, turquoise Special Order $5.49
ESU51950 Cable harness with NEM652 (8-pin) plug, DCC cable coloured, 11.8" (300mm) Special Order $5.49
ESU51951 Cable harness with NEM 651 (6-pin) plug, DCC cable coloured, 11.8" (300mm) Special Order $5.49
Adapter Boards, Relays, Change Over Skis, Permanent Magnets
ESU51954 Adapter Board 21MTC to 9-pin JST On Backorder $TBD
ESU51956 Blindplug for adapter board for LokSound L with pin connectors, Universal Special Order $12.49
ESU51957 Adapter board 21MTC for 8 amplified outputs, with soldering pads and wires Special Order $15.49
ESU51958 Adapter Board PluX22 for 9 outputs, with soldering pads and wires Special Order $15.49
ESU51959 Adapter board for LokSound L V4.0 with pin connectors Special Order $23.99
ESU51960 Permanent magnet like 220560, for armature 217450, D=24.5mm, for motor holder 216730, 211990, 228500 Special Order $13.99
ESU51961 Permanent magnet like 220450, for armature 200680, D=18.0mm, for motor holder 204900 Special Order $13.99
ESU51962 Permanent magnet like 235690 and 245480, for armature 231440, D=19.1mm, for motor holder 231350 Special Order $9.99
ESU51963 Relay 1 Ampere miniature switching relay, 16volt Special Order $3.89
ESU51965 Permanent magnet for Märklin® 3015, ET800, ST800, Gauge 1 motors Special Order $29.99
ESU51966 Change over of skis for LokSound V3.5N4.0, LokPilot V3.0N4.0, with 21MTC Interface Special Order $39.99
ESU51967 Adapter board for LokSound V3.5N4.0, LokPilot V3.0N4.0, with 21MTC Interface Special Order $10.99
ESU51968 Adapter board #2, L-shaper as 60909x, with AUX3+AUX4, for LokSound V4.0, LokPilot V4.0, with 21MTC Interface Special Order $16.99
ESU51970 I/O expansion board for LokSound, LokPilot V4.0 21MTC (4x AUX, 2x Servo, Smokeunit) Special Order $53.90
ESU51971 Adapter board for LokSound XL V4.0 with PIN connectors Special Order $24.99
ESU53950 Adapter board for LokSound L / LokPilot L, with screw terminals Special Order $27.49
PowerPack

PowerPack Instruction Sheet
*Sheet shows item 54670 - still correct for items 54671 and 54672
NOTE: AUX9 must be enabled as "PowerPack Control" in the ESU LokSound V5 decoder in order for the PowerPack to function.
ESU54671 PowerPack Mini enery buffer for LokPilot V4.0, LokSound V4.0, LokPilot 5 family and LokSound 5 family, 1F/2.7V Special Order $49.99
ESU54672 PowerPack Maxi energy buffer for LokSound L V4.0, LokSound V4.0, 2x 5F/2.7V

(The LokSound L V5 and XL V5 have PowerPacks installed)
Being Discontinued
$69.99
RailCom® Transmitter Unit
ESU54680 RailCom® transmitter unit, with wire harness, set includes 5 pcs. Special Order $73.99
Smoke units for XL decoders
ESU54678 Smoke unit, small size (Gauge O) for LokSound XL V4.0 or SUSI Special Order $94.99
ESU54679 Smoke unit, big size (Gauge G) for LokSound XL V4.0 or SUSI Special Order $99.99
Accessories - LED interior lighting set for passenger cars
ESU50700 Analog LED interior lighting strip with taillight, 10.04" (255mm), separable, PowerPack option, 11 LEDs, "warm-white". For gauge N, TT, HO Special Order $23.99
ESU50702 Analog LED lighting strip with taillight, 10.04" (255mm), separable, PowerPack option, 11 LEDs, "yellow". For gauge N, TT, HO Special Order $20.99
ESU50703 Analog & Digital LED lighting strip with taillight, 14.96" (380mm), 32 LEDs, "white/yellow", PowerPack. For gauge 1, G Special Order $47.90
ESU50704 Interior lighting driver's cabin, 1 LED pure white, brightness selectable Special Order $9.90
ESU50705 Interior lighting taillight, 2 LED red, brightness selectable Special Order $9.90
ESU50707 LED lighting, current collector (Wheel contact) for rolling stock N / HO, 8-piece set (sufficient for 8 axles), gauge: N, TT, HO Special Order $11.99
ESU50708 Digital LED lighting strip with integrated Digital decoder and taillight, 10.04" (255mm), 11 LEDs, "warm-white". For gauge N, TT, HO Special Order $29.99
ESU50709 Digital LED lighting strip with integrated Digital decoder and taillight, 10.04" (255mm), 11 LEDs, "yellow". For gauge N, TT, HO Special Order $27.99
ESU50710 Interior lighting PowerPack energy store 0.22F, double pack Special Order $7.99


InterMountain Railway Company (800)472-2530
P.O. Box 839 (303)772-1901
Longmont, Colorado
80502-0839
FAX: (303)772-8534