Quick Product List - 4QD - Electric Motor Control

Battery Meters
Battery Condition Meters	The 4QD battery condition meter is a small LED meter board. It is available as a 5 LED version for 24V & 36V, and a 7 LED version for 48V.
Battery Condition Meters (Advanced)	The BCM-5P series are a digital evolution of our popular LED battery condition meters. With an accurate voltage reference, temperature compensation, and battery protection function they are ideal for use with lithium batteries.
LCD Battery Meter	A neat LCD battery meter that works from 10V to 100V. It has a temperature display, low battery alert, and backlight. It can be switched to work with lead acid, LiPo, or LiFeSo4 batteries.
Back to top
Cables
Chassis Lead for Hand Control Box	A 1m chassis lead to connect the hand control to the motor speed controller and the optional horn relay board.
Control Cable – Multicore	7 x 0.2mm multicore cable, the correct size for wiring our controller IDC connectors to switches and potentiometers.
Power Cable	Power cable is available in 2.5mm, 4.0mm, 6.0mm & 10mm cross sectional areas. Red, black, blue, and yellow. Sold by the metre.
Power Lead Sets	A set of 4 pre-crimped power leads with high quality, professionally crimped terminals suitable for use with our controllers. There are variants of thickness and connector type.
Pro-160/360 display & keypad extension leads	Display and keypad extension leads for the display adaptor board, or separate mounting of the LCD display.
Back to top
Connectors
Crimp connectors	Push on crimp connectors for use on power leads.
DIN connectors	An 8 pin DIN plug & socket as used in our RBT hand control throttle box and CLM-806 chassis lead.
IDC Connectors	IDC control wire connectors.
IDC pinstrip connectors	Pinstrip IDC connectors as used on our controller boards.
Jumper link	A pack of 5 jumper links.
PCB tab connector	A 9.5mm push-on tab connector as used on our PRO range of controllers.
Ring connectors	Un-insulated ring connectors for 2.5mm² to 10mm² cable. Sold in packs of 4.
Splicing Connector	A splicing connector with spring-loaded clamps operated by pressing a small lever, very useful for joining wires of unequal size.
Back to top
Controllers
DNO: Reversing, 12V – 36V, 100A.	A popular mid-sized controller with built-in reversing suitable for use in 12V to 36V applications. DNOs are commonly used in small / mid-sized locos, electric vehicles and industrial applications.
Porter: Single direction, 12V – 48V, 100A.	The Porter range are tough, low cost, single direction controllers that are particularly suitable for karts, golf caddies, electric bikes, equipment handling, and industrial applications.
Pro-100: 12V – 48V, 100A, programmable.	Our new Pro-100 has been designed specifically with industrial applications in mind. It's a little brother to the Pro-160, just as clever but not quite as strong. About as strong as the DNO-10 but much smarter.
Pro-160: 12V – 84V, 200A, programmable.	A full H-bridge controller with a wide range of features. Its unique detachable LCD display lets you see battery voltage, current, temperature, and more. Inputs include radio control, dead-mans handle, slow / fast modes, motor temperature, speed sensing, limit switches and more.
Pro-360: 12V – 84V, 360A, programmable.	The Pro-360 is our new high power controller. The LCD display shows you voltage, current, and temperature. It's got inputs for radio control, dead mans handle, slow / fast modes, motor temperature, speed sensing, limit switches and more. Air and liquid cooled options are available.
Back to top
Fuses & Protection
Blade fuses and holders	Blade type fuse holder/fuses that connect via 6.3mm push-on connectors.
Catching diode	If you have relays, horns, or other inductive components fitted to your vehicle, you should fit a catching diode across each one to prevent a damaging voltage spike.
Ceramic capacitors	A pack of 5, 10nF / 100V ceramic capacitors for motor noise suppression.
Circuit breaker	B curve circuit breaker.
Ferrite ring	Ferrite ring for motor noise suppression
High current fuses	High current fuses and holders up to 350A
Interference Suppression Packs	Components to reduce interference and help prevent damage to your controller.
Self-resetting fuse – 0.9A	A 0.9A self-resetting fuse used to repair blown fuse tracks on our controllers.
Standard Fuse – 1A	A 20mm, 1A fuse. Used on the 4QD controller range when a wiring fault blows the fuse track.
Transient suppressors	Heavy duty transient suppressors.
Back to top
Heatsinks
Air Cooled Heatsinks	This finned, air cooled heatsink can be used to significantly extend the performance of the Pro-360 or 4QD-300. The blue line on this graph shows the internal temperature rise compared to the standard model. This graph was produced with a 4QD-300 in still air, if a PC case type fan is added then the performance ... Read more
Liquid Cooled Heatsinks	This liquid cooled heatsink can be used to greatly extend the performance of the Pro-360 or the 4QD-300 The green line on this graph shows how the internal temperature barely increased after 14 minutes running at a constant 100A [the water flow rate was 3l/mi] The pipe end fittings are suitable for 10mm i/d pipe. ... Read more
Back to top
Interfaces
Controller Test Board	We've updated our controller test board to make it cheaper and easier to use. It works by temporarily taking the place of the normal control wiring, and helps to identify and isolate problems, or do pre-installation testing.
Digital dual channel interface	A dual channel interface board that lets a single dual axis joystick control two independent motor controllers for skid steer vehicles.
Ditch Light Flasher	A flasher unit that provides a timed flashing function for model loco ditch lights.
Double Heading / RC Board	This board allows a single handset or radio control set to drive two of our controllers for double heading [or MU] operation.
Dual-Channel Radio Control Interface	A general purpose dual-channel radio-control interface providing proportional motor speed control from a standard radio control system.
Hall throttle adaptor	This adaptor allows 5V hall effect throttles to work with our DNO controllers.
Horn Relay Board	These relay boards are designed to work with our RBT hand throttles. The 3 relay versions can operate twin horns and a single lighting circuit, the 4 relay versions can handle twin lighting circuits. Both versions are available for 12V or 24V systems.
Joystick Interface Board	A joystick (wig-wag) interface board for single-axis control. The joystick board transforms the speed control to give a centre-zero operation: Move the lever forward to go forward, moving the lever back selects reverse.
Porter 3 Speed	A 3 position top speed limiter for the Porter controller. Ideal for Greenpower cars to balance the power available to all 3 drivers. Also allows advanced race strategies to be used.
Sound Card Convertor	An interface card that replicates the servo signal from a standard radio control receiver, and allows a 4QD controller to drive a sound card that requires a PWM control input, such as the ESS-dual from Sense Innovations.
Back to top
Miscellaneous Parts
Bell throttle parts	Spare parts for the bell throttle assembly.
Knobs	To go with our 10k rotary potentiometers.
Power Diode for Series Wound Motors	Diode module 200v 250A for series wound applications
Relays	The relays used in our DNO and PRO-150 controllers.
Back to top
Motors
Movimotor	A substantial 750W, 24V motor. Available for shipping in UK only.
Back to top
Pro-160/360 Accessories
LCD Display	The LCD display used on the PRO-160/PRO-360 controllers, and the remote adaptor board.
Pro-160/360 display & keypad extension leads	Display and keypad extension leads for the display adaptor board, or separate mounting of the LCD display.
Pro-160/360 Display Adaptor Board	The Pro-160 display adaptor board allows the LCD from the Pro-160 to be mounted separately from the controller itself for more convenient viewing.
Pro-160/360 Remote Display Box	This remote display box allows the LCD from the Pro-160/360 to be mounted separately from the controller itself for more convenient viewing and adjustment of settings.
Rugged Display / Programmer	This rugged PRO-100/160/360 display/programmer box was designed for those who are installing multiple controllers, or who need a floating display that's a bit more robust.
Speed Sensor	Speed sensor suitable for use with the Pro-160 / 360.
Temperature Sensor	Temperature sensor suitable for use with the Pro-160 / 360.
Back to top
Switches
Battery Isolator Switch	A 100A battery isolator switch with removable key, splash guard and cap.
Key switch	A key switch with double pole, single throw [ DPST] contacts, ideal for use as an ignition switch where security is required.
Magnetic Kill Switch	A magnetic kill switch for mounting through a panel.
Miniature toggle switch	A miniature toggle switch, for a 6.3mm panel hole. Available in an on/off, or on/off/on version. Current rating 5A.
Push button switches	Latching, and non-latching.
Rocker switch	A miniature rocker switch as used for the forward/reverse switch in our reversing hand control box.
Toggle switch	A toggle switch, for a 12mm panel hole. Available in an on/off, or on/off/on version. Current rating 10A.
Back to top
Throttles (pots)
Bell Throttle Pot	The 'Naked Bell Assembly' is a finger-tip throttle assembly using our 50° 10K pot. It has a spring return to zero and is supplied with a mounting bracket and a vinyl-capped lever.
Domino Twist Grip Throttle	A motorcycle type twist grip throttle that has an internal 5k potentiometer. It is suitable for use with all 4QD controllers and is popular with Greenpower cars and electric motorcycles.
Hall Effect Twist Grip Throttle	This throttle uses a hall effect sensor to give an output voltage of 1v - 4v.
Hand Control Box	This hand control box is used on many model locomotives. It is an ergonomic hand control with an integral battery condition indicator and horn and lighting switches which connect to the Horn Relay Board (HRB).
Joystick Single Axis	A single axis joystick with a built in 5k pot. These have a self centering action which makes them ideal for model locos or vehicles that need a deadmans' handle type control.
Long Life Potentiometer	A long life potentiometer, good for 2 million operations
Magura Twist Grip Throttle	A motorcycle type twist grip throttle that has an internal 5k potentiometer. It is suitable for use with all 4QD controllers and is popular with Greenpower cars and electric motorcycles.
Plunger Pot	A 5k plunger operated pot very popular for incorporation into a foot pedal.
Plunger Pot 10K	A new alternative to our long standing 5k Plunger Pot. Smaller and easier to mount in some applications
Shunter Box	The shunter box is a basic hand held control box to allow forward and reverse operation only. There is no spring return to zero, or lights or horn switches. It was designed for those who need the simplest possible hand control.
Simple potentiometer	We stock two basic 10k pots; a standard 300°, and our own 50° version.
Throttle Lever – 120′	A robust rotary throttle control lever with a hall effect sensor. Non self centering and ideal for electric boat or model tram control. Has removable stops at 120 degrees, and removable detent.
Thumb Throttle	These are cost effective thumb throttles using a 5V hall effect sensor. They work well plugged straight into the Porter range, and the Pro-150 / 160 can be easily programmed to work with them.
Back to top

CONTACT