JB1010T Signal/Excitation Trim Junction Box

As of: Saturday, August 22, 2026

Standard Features

Transient protection
Signal or excitation trim
Front panel mounting
Strain relief cable fittings
Connect up to 10 single load cells
Trims odd numbers of cells without modification

Applications

Tank, truck, railroad, hopper and floor scales
Universal field replacement of existing boxes
Expansion of existing scales

WARNING: Cancer and Reproductive Harm California Proposition 65

When trimming junction boxes for paralleling load cells, the JB1010 provides signal or excitation trim capabilities. Whether expanding an existing scale or replacing a junction box on a truck or floor scale, the JB1010 provides easy access for trimming up to ten load cells per unit or conveniently adjust multiple cell modules by section.

JB1010 Signal/Excitation Trim Junction Box with Transient Protection Specifications

Cable Fittings:
Nylon, waterproof, strain-relief type

Rating/Material:
NEMA Type 4X
Fiberglass Reinforced Polyester (FRP)

Terminal Block:
Rated 300V/15A; 7-position screw terminal can each accommodate up to #16 AWG

Trimming:
Individual load cell, section signal and excitation trim

Temperature:
Operating:
0 to 122 °F (-18 to 50 °C)

Potentiometers:
100,000 ohms, 25-turns cermet

Mounting Centers:
3.75 × 2.31 in (95.2 × 58.7 mm)

Cable Diameter:
0.079 to 0.314 in

Warranty:
One-year limited

JB1010 Signal/Excitation Trim Junction Box with Transient Protection Dimensions

Replacement Junction Boxes, Boards or Components Table

Model	Complete J-Box Replacement	Replacement Board Only	Replacement Cord Grips	Replacement Pressure & Condensation Vent	Desiccant Packs
JB4SS	88956	88958	58983=PG7 59001=PG11	88733 PreVent™ breather (vent) 88734 (vent nut)	92240
JB4ES	91779	89446	58983=PG7 59001=PG11	88733 PreVent™ breather (vent) 88734 (vent nut)	92240
JB4SP JB4SPT	91780 92762	88958 89894	58983=PG7 59001=PG11	88733 PreVent™ breather (vent) 88734 (vent nut)	16039
JB4EP JB4EPT	91781 92763	89446 89894	58983=PG7 59001=PG11	88733 PreVent™ breather (vent) 88734 (vent nut)	16039
EL204	73428	88958	N/A	N/A	N/A
JB8SP	91782 173807 - FM Approved	89889 172415 - FM Approved	15655 (cord grip) 15656 (nut)=3/8" NPT 15628 (cord grip) 15630 (nut)=1/2" SPT	88733 PreVent™ breather (vent) 88734 (vent nut)	16039
JB8SPT	91783	89889 (load cell) 89894 (transient protection)	15655 (cord grip) 15656 (nut)=3/8" NPT 15628 (cord grip) 15630 (nut)=1/2" SPT	88733 PreVent™ breather (vent) 88734 (vent nut)	16039
EL304A	21169	21301	N/A	N/A	N/A
JB1010	36231	36351	N/A	N/A	N/A
JB1010ST	68813	68811	N/A	N/A	N/A
EL210	91781, JB4EP*	92472	58983=PG7 59001=PG11	N/A	N/A
EL211A	91780, JB4SP* (The board does not have section trim capabilities)	92473 (The board does not have section trim capabilities)	58983=PG7 59001=PG11	N/A	N/A
EL604-AL	88956, JB4SS*	88958	58983=PG7 59001=PG11	N/A	N/A
EL604STA	88956, JB4SS*	88958	58983=PG7 59001=PG11	N/A	N/A
EL604ETA	91779, JB4ES*	89446	58983=PG7 59001=PG11	N/A	N/A
EL504	21165	21296	N/A	N/A	N/A
JB808S	91782, JB8SP*	92471	15655 (cord grip) 15656 (nut)=3/8" NPT 15628 (cord grip) 15630 (nut)=1/2" SPT	N/A	N/A
JB818ST	91783, JB8SPT*	Need (1) 77445, (1) 89889, (1) 89894	15655 (cord grip) 15656 (nut)=3/8" NPT 15628 (cord grip) 15630 (nut)=1/2" SPT	N/A	N/A

*See catalog page for enclosure dimensions

Part #	Description	List Price
36231	FRP NEMA 4X ST	List Price: $685.00
36351		List Price: $475.00
165276	JB1010 Junction Box Enclosure w/Cord Grips, Backplate and Cover.	List Price: $275.00

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