High-Limit Sensor

This part is a replacement for select Hot Spring hot tubs and Endless Pool models. If the temperature of your spa reaches 118 degrees F, the thermostat sensor will turn the heater off.

Screw the sensor into the No Fault Heater Housing and plug it onto the IQ 2020 control box. Compatible with 1994 to current Hot Spring Highlife, Limelight, and Tiger River spa models.

*Check specs section for full list of compatible models and years.

Specifications

Make	Model	Date Range
Hot Spring	Grandee	2001-Current
Hot Spring	Vista	2004-2013
Hot Spring	Envoy	2004-Current
Hot Spring	Vanguard	2004-Current
Hot Spring	Grandee NXT	2014-Current
Hot Spring	Envoy NXT	2014-Current
Hot Spring	Jetsetter NXT	2014-Current
Hot Spring	Jetsetter	2001-Current
Hot Spring	Prodigy	2001-Current
Hot Spring	Sovereign	2001-Current
Hot Spring	Accolade	2005-2006
Hot Spring	Aria	2007-Current
Hot Spring	Highlife ILE	2003
Tiger River	Bengal	2001-2010
Tiger River	Siberian	2001-2004
Tiger River	Caspian	2003-2010
Tiger River	Sumatran	2001-2010
Tiger River	Bengal Model MM	2005-2010
Limelight	Bolt	2012-Current
Limelight	Pulse	2008-Current
Limelight	Gleam	2013-Current
Limelight	Flair	2008-Current
Limelight	Glow	2008-Current

Item	Description	Part #
1	Control Box Mounting Bracket	36018
2a	2 Pin Power Jumper Iq2020	39192
2b	3 Pin Power Jumper I Q 2020	39193
3	Screw 8-32X3/4 Th Ph SS/BO	36676
4	Heater Relay Board, Pug 50/60	77119
5	Strain Relief	36022
6	Clamp	30105
7	Bushing, Strain Relief 3/8"	30099
8	Plug, Hole	36043
9	Strain Relief, Small Circ Pump	30098
10	Kit, Receptacle Assy Ozone	72724
11	Plug, 0.5" Hole	36044
12	Fuse, 2A 250V Slo Blo	34934
13	Freshwater-2 Fuseholder	34506
14	Control Board, Pug 60hz	77087
15	Thermistor Assy Control EBIC	79006
16	Thermistor Assy Hi-Limit EBIC	79005
17	Jumper, Program 2-Pin	36021
18	Screw, 10-32x5/8, TH PH SS MS	36898

Item	Descrption	Serial Number Used	Part#
1	Thermistor Control	See Matrix Below	79006
2	Thermistor Hi Limit	See Matrix Below	79005
*	O-Ring Thermistor	All 151001-Current	34878
*	O-ring Hi Limit	All 151001-Current	34879

* Non Illustrated part

Item	Description	Part #
1	Kit CBA IQ2020 HSS	Use 78039
2	Kit Control Head HSS '09	Use 76844
3	Clamp Romex 3/4	30105
4	Plug Hole 0.875	36043
5	Bushing Strain Relief 3/8"	30099
6	Strain Releif 3/8" 7k-2	30098
7	Plug Hole 0.50"	36044
8	Thermostor Hi-Limit	79005
9	Thedrmostor Control	79006
10	Kit Heater Board Replacement	76071
11	Fuseholder	34506
12	Fuse 2 AMP 250V	34934
13	Program Jumper Shunt .100	36021
14	Kit 12C Comm HUB 8 Port	74150
15	Power Jumper 2 Pin	39192
16	Power Jumper 3 Pin	39193

Item	Description	Part #
1	Kit CBA IQ2020 HSS	Use 76836
2	Kit Control Head HSS '09	Use 76844
3	Clamp Romex 3/4	30105
4	Plug Hole 0.875	36043
5	Bushing Strain Relief 3/8"	30099
6	Strain Releif 3/8" 7k-2	30098
7	Plug Hole 0.50"	36044
8	Thermostor Hi-Limit	79005
9	Thedrmostor Control	79006
10	Kit Heater Board Replacement	76071
11	Fuseholder	34506
12	Fuse 2 AMP 250V	34934
13	Program Jumper Shunt .100	36021
14	Kit 12C Comm HUB 8 Port	74150
15	Power Jumper 2 Pin	39192
16	Power Jumper 3 Pin	39193

Item	Description	Part #
1	Kit CBA 1Q2020 HSS	78039
2	Kit Control Head LL	76845
3	Clamp Romex 3/4	30105
4	Plug Hole 0.875"	36043
5	Bushing Strain Releif 3/8"	30099
6	Strain Releif 3/8" 7k-2	30098
7	Plug Hole 0.50"	36044
8	Thermistor Hi-Limit	79005
9	Thermistor Control	79006
10	Kit Heater Board Replacement	77118
11	Fuseholder	34506
12	Fuse 2 Amp 250v	34934
13	Program Jumper Shunt .100	36021
14	Kit 12C Comm Hum 8 Port	74150
15	Power Jumper 2 Pin	39192
16	Power Jumper 3 Pin	39193

Item	Decription	Serial Numbers Uses	Part #
1	Screw	All 1E1001 - Current	35162
2a	Heater Titanium 6kw	All 1E1001 - Current	76227
2b	PDR Heater Retro Fit 6kw	All 1E1001 - Current	73790*
2c	Heater Titanium 6kw	All 1E1001 - Current	76228
2d	PDR Heater Retro Fit 4kw	All 1E1001 - Current	73791
3	Clamp 3/4"	All 1E1001 - Current	300055
4	Tubing 3/4"	All 1E1001 - Current	70315
5	O ring Hi Limit	All 1E1001 - Current	34879**
6	High Limit Thermistor	All 1E1001 - Current	79006
7	O Ring Control Thermistor	All 1E1001 - Current	34878**
8	Control Thermistor	All 1E1001 - Current	79005

Questions

Serial Number Verification

Hot Spring Spas 79006 Control Thermistor Thermostat