VPG® Celtron® STC Alloy Steel, S-beam Load Cell

As of: Wednesday, September 9, 2026

Standard Features

This nickel-plated, alloy-steel load cell is suited for batching, filling and hopper or tank weighing applications. It's available in 250- to 40,000-pound capacities and comes with 20 feet of load cell cable, except for capacities of 3,000, 5,000 and 20,000 pounds, which come with 30 feet.

Approvals

WARNING: Cancer and Reproductive Harm California Proposition 65

STC Load Cell Specifications

Full Scale Output:
3.0 mV/V nominal

Output Resistance:
350 (± 3) ohm

Input Resistance:
385 (± 5) ohm

Material/Finish:
High-alloy steel, nickel plated

Temperature:
Compensated: 14 to 104 °F (-10 to 40 °C)
Operating: 0 to 150 °F (-18 to 65 °C)

Seal Type:
Environmentally sealed, IP67

Safe Overload:
150% full scale

Combined Error:
0.02% full scale

Rated Excitation:
5 to 15 VDC

Non-repeatability:
0.01% full scale

Insulation Resistance:
5,000 megohm

Cable Length:
20 ft

Cable Diameter:
250 to 20,000 lb: 0.200 in
40,000 lb: 0.305 in
Polyurethane jacket

Cable Color Code:
Red +Excitation
Black -Excitation
Green +Signal
White -Signal

Warranty:
One-year limited

Approvals:
NTEP
cFMus

STC Load Cell Dimensions

Rated Capacity	A	B	C	D	E
lb/in
250	3/8-24 UNF	0.75	0.50	2.00	3.00
500 to 1,500	1/2-20 UNF	1.00	0.75	2.00	3.00
2,000 to 3,000	1/2-20 UNF	1.25	1.00	2.00	3.00
5,000	3/4-16 UNF	1.25	1.00	3.00	4.25
10,000	3/4-16 UNF	1.25	1.00	3.50	4.75
15,000	1-14 UNS	1.50	1.25	4.00	5.50
20,000	1 1/4-12 UNF	2.19	2.00	5.00	7.00
40,000	1 1/2-12 UNF	2.75	2.50	6.00	10.00

Parts

Part #	Description
NTEP Certified
30047	Load Cell,SBM STC-250 250 lb 20ft Celtron 3mV/V 350 OHM WW NTEP IIIL 10 S IP67 FM
30051	Load Cell,SBM STC-500 500 lb 20ft Celtron 3mV/V 350 OHM WW NTEP IIIL 10 S IP67 FM
30054	Load Cell,SBM STC-750 750 lb 20ft Celtron 3mV/V 350 OHM WW NTEP IIIL 10 S IP67 FM
30067	Load Cell,SBM STC-1K 1,000 lb 20ft Celtron 3mV/V 350 OHM WW NTEP IIIL 10 S IP67 FM
30069	Load Cell,SBM STC-1.5K 1,500 lb 20ft 3mV/V 350 OHM WW NTEP IIIL 10 S IP67 FM
30072	Load Cell,SBM STC-2K 2,000 lb 20ft Celtron 3mV/V 350 OHM WW NTEP IIIL 10 S IP67 FM
30073	Load Cell,SBM STC-2.5K 2,500 lb 20ft 3mV/V 350 OHM WW NTEP IIIL 10 S IP67 FM
30074	Load Cell,SBM STC-3K 3,000 lb 20ft Celtron 3mV/V 350 OHM WW NTEP IIIL 10 S IP67 FM
30076	Load Cell,SBM STC-5K 5,000 lb 20ft Celtron 3mV/V 350 OHM WW NTEP IIIL 10 S IP67 FM
30077	Load Cell,SBM STC-10K 10,000 lb 20ft Celtron 3mV/V 350 OHM WW NTEP IIIL 10 S IP67 FM
30078	Load Cell,SBM STC-15K 15,000 lb 20ft Celtron 3mV/V 350 OHM WW NTEP IIIL 10 S IP67 FM
30079	Load Cell,SBM STC-20K 20,000 lb 20ft Celtron 3mV/V 350 OHM WW NTEP IIIL 10 S IP67 FM
Non-NTEP Certified
46674	Load Cell,SBM STC-40K 40000lb 20ft Celtron 3mV/V 350 Ohm WW IP67
30ft Cable Matched Outputs
67881	Load Cell,SBM STC-5k 5,000lb 30ft Celtron 3mV/V -/+.2% 350 OHM WW NTEP III 5 S IIIL 10S w/ 6in. Leads
67882	Load Cell,SBM STC-3k 3,000lb 30ft Celtron 3mV/V -/+.2% 350 OHM WW NTEP III 5 S IIIL 10S w/ 6in. Leads
67883	Load Cell,SBM STC-20k 20,000lb 30ft Celtron 3mV/V -/+.2% 350 OHM WW NTEP III 5 S IIIL 10S w/ 6in. Leads